|
Home Return to list Areal Flood Watch 0006 Issued by the San Diego Forecast Office
Action: New Issued At: 2025-12-21 13:48:09
143
WGUS66 KSGX 211947
FFASGX
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Diego CA
1147 AM PST Sun Dec 21 2025
CAZ048-055>057-060-061-065-552-554-220630-
/O.NEW.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Laguna Beach, Crestline, Cathedral City,
Wrightwood, Orange, Big Bear Lake, La Quinta, Big Bear City,
Apple Valley, Santa Ana, Lucerne Valley, Indio, Riverside, Lake
Arrowhead, Coachella, Ontario, Hesperia, Victorville, Fontana,
Irvine, Newport Beach, Palm Springs, Palm Desert, Palm Desert
Country, Running Springs, San Clemente, San Bernardino, Mission
Viejo, Huntington Beach, Moreno Valley, Corona, Anaheim, Garden
Grove, Idyllwild-Pine Cove, Costa Mesa, Rancho Cucamonga, and
Fullerton
1147 AM PST Sun Dec 21 2025
...FLOOD WATCH IN EFFECT FROM 4 PM TUESDAY THROUGH 10 PM WEDNESDAY...
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Mud and debris flow are possible near and in burn scars, including
the Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River is expected to bring widespread moderate
to heavy rain to the area late Tuesday through Wednesday.
Showers could begin to develop as early as Tuesday evening,
especially in the mountains. Heaviest most widespread rain is
expected Wednesday morning continuing through the afternoon
in the Coachella Valley and in the mountains. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. There is a
potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Scattered locally
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
-Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CAZ043-050-058-062-220630-
/O.NEW.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Chula Vista, Poway, Oceanside, Carlsbad,
San Diego, Santee, Julian, San Marcos, Pine Valley, Escondido, La
Mesa, Vista, Encinitas, El Cajon, Borrego Springs, and National
City
1147 AM PST Sun Dec 21 2025
...FLOOD WATCH IN EFFECT FROM 4 AM WEDNESDAY THROUGH 1 AM THURSDAY...
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late Tuesday night through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River is expected to bring widespread moderate
to heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
into the evening for the mountains and deserts. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. Scattered
locally heavy showers could continue into Thursday but
impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CO
Action: New Issued At: 2025-12-21 13:48:09
143
WGUS66 KSGX 211947
FFASGX
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Diego CA
1147 AM PST Sun Dec 21 2025
CAZ048-055>057-060-061-065-552-554-220630-
/O.NEW.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Laguna Beach, Crestline, Cathedral City,
Wrightwood, Orange, Big Bear Lake, La Quinta, Big Bear City,
Apple Valley, Santa Ana, Lucerne Valley, Indio, Riverside, Lake
Arrowhead, Coachella, Ontario, Hesperia, Victorville, Fontana,
Irvine, Newport Beach, Palm Springs, Palm Desert, Palm Desert
Country, Running Springs, San Clemente, San Bernardino, Mission
Viejo, Huntington Beach, Moreno Valley, Corona, Anaheim, Garden
Grove, Idyllwild-Pine Cove, Costa Mesa, Rancho Cucamonga, and
Fullerton
1147 AM PST Sun Dec 21 2025
...FLOOD WATCH IN EFFECT FROM 4 PM TUESDAY THROUGH 10 PM WEDNESDAY...
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Mud and debris flow are possible near and in burn scars, including
the Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River is expected to bring widespread moderate
to heavy rain to the area late Tuesday through Wednesday.
Showers could begin to develop as early as Tuesday evening,
especially in the mountains. Heaviest most widespread rain is
expected Wednesday morning continuing through the afternoon
in the Coachella Valley and in the mountains. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. There is a
potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Scattered locally
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
-Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CAZ043-050-058-062-220630-
/O.NEW.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Chula Vista, Poway, Oceanside, Carlsbad,
San Diego, Santee, Julian, San Marcos, Pine Valley, Escondido, La
Mesa, Vista, Encinitas, El Cajon, Borrego Springs, and National
City
1147 AM PST Sun Dec 21 2025
...FLOOD WATCH IN EFFECT FROM 4 AM WEDNESDAY THROUGH 1 AM THURSDAY...
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late Tuesday night through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River is expected to bring widespread moderate
to heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
into the evening for the mountains and deserts. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. Scattered
locally heavy showers could continue into Thursday but
impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CO
Action: Continued Issued At: 2025-12-21 23:01:55
632
WGUS66 KSGX 220501
FFASGX
Flood Watch
National Weather Service San Diego CA
901 PM PST Sun Dec 21 2025
CAZ048-055>057-060-061-065-552-554-221415-
/O.CON.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Irvine, Mission Viejo, Lucerne Valley,
Newport Beach, Big Bear City, San Bernardino, Laguna Beach, Big
Bear Lake, Rancho Cucamonga, Victorville, Palm Desert, Corona,
Coachella, Apple Valley, Idyllwild-Pine Cove, Fullerton,
Huntington Beach, Palm Desert Country, Anaheim, La Quinta, Indio,
Crestline, Ontario, Riverside, Wrightwood, Running Springs, Costa
Mesa, Moreno Valley, San Clemente, Santa Ana, Garden Grove,
Cathedral City, Palm Springs, Lake Arrowhead, Orange, Hesperia,
and Fontana
901 PM PST Sun Dec 21 2025
...FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Mud and debris flow are possible near and in burn scars, including
the Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the region late Tuesday through Wednesday.
Showers could begin to develop as early as Tuesday evening,
especially in the mountains. Heaviest and most widespread
rain is expected Wednesday morning continuing through the
afternoon in the Coachella Valley and in the mountains. Peak
rainfall rates of 0.50 to 1 inch per hour are expected. There
is a potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Scattered locally
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
-Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CAZ043-050-058-062-221415-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Encinitas, Escondido, San Diego, La Mesa,
Carlsbad, Santee, El Cajon, Oceanside, Vista, Borrego Springs,
Poway, Pine Valley, Chula Vista, Julian, National City, and San
Marcos
901 PM PST Sun Dec 21 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late Tuesday night through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening for the mountains and deserts. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. Scattered
locally heavy showers could continue into Thursday but
impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
12
Action: Continued Issued At: 2025-12-21 23:01:55
632
WGUS66 KSGX 220501
FFASGX
Flood Watch
National Weather Service San Diego CA
901 PM PST Sun Dec 21 2025
CAZ048-055>057-060-061-065-552-554-221415-
/O.CON.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Irvine, Mission Viejo, Lucerne Valley,
Newport Beach, Big Bear City, San Bernardino, Laguna Beach, Big
Bear Lake, Rancho Cucamonga, Victorville, Palm Desert, Corona,
Coachella, Apple Valley, Idyllwild-Pine Cove, Fullerton,
Huntington Beach, Palm Desert Country, Anaheim, La Quinta, Indio,
Crestline, Ontario, Riverside, Wrightwood, Running Springs, Costa
Mesa, Moreno Valley, San Clemente, Santa Ana, Garden Grove,
Cathedral City, Palm Springs, Lake Arrowhead, Orange, Hesperia,
and Fontana
901 PM PST Sun Dec 21 2025
...FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Mud and debris flow are possible near and in burn scars, including
the Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the region late Tuesday through Wednesday.
Showers could begin to develop as early as Tuesday evening,
especially in the mountains. Heaviest and most widespread
rain is expected Wednesday morning continuing through the
afternoon in the Coachella Valley and in the mountains. Peak
rainfall rates of 0.50 to 1 inch per hour are expected. There
is a potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Scattered locally
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
-Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CAZ043-050-058-062-221415-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Encinitas, Escondido, San Diego, La Mesa,
Carlsbad, Santee, El Cajon, Oceanside, Vista, Borrego Springs,
Poway, Pine Valley, Chula Vista, Julian, National City, and San
Marcos
901 PM PST Sun Dec 21 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late Tuesday night through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening for the mountains and deserts. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. Scattered
locally heavy showers could continue into Thursday but
impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
12
Action: Continued Issued At: 2025-12-22 04:56:36
405
WGUS66 KSGX 221056
FFASGX
Flood Watch
National Weather Service San Diego CA
256 AM PST Mon Dec 22 2025
CAZ048-055>057-060-061-065-552-554-222300-
/O.CON.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Ontario, Palm Desert Country, Indio,
Cathedral City, Huntington Beach, Lucerne Valley, Garden Grove,
Crestline, Fullerton, Rancho Cucamonga, Palm Springs, Newport
Beach, Lake Arrowhead, Victorville, Riverside, Anaheim, Apple
Valley, Costa Mesa, Laguna Beach, Moreno Valley, Running Springs,
Big Bear Lake, Big Bear City, Santa Ana, Wrightwood, San
Bernardino, Hesperia, Idyllwild-Pine Cove, Corona, San Clemente,
Irvine, Coachella, La Quinta, Mission Viejo, Orange, Fontana, and
Palm Desert
256 AM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Mud and debris flow are possible near and in burn scars, including
the Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the region late Tuesday through Wednesday.
Showers could begin to develop as early as Tuesday evening,
especially in the mountains. Heaviest and most widespread
rain is expected Wednesday morning continuing through the
afternoon in the Coachella Valley and in the mountains. Peak
rainfall rates of 0.50 to 1 inch per hour are expected. There
is a potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Scattered locally
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
-Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CAZ043-050-058-062-222300-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Julian, Encinitas, Oceanside, El Cajon,
Pine Valley, Santee, Escondido, La Mesa, San Marcos, National
City, Carlsbad, San Diego, Chula Vista, Borrego Springs, Vista,
and Poway
256 AM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late Tuesday night through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening for the mountains and deserts. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. Scattered
locally heavy showers could continue into Thursday but
impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
17
Action: Continued Issued At: 2025-12-22 04:56:36
405
WGUS66 KSGX 221056
FFASGX
Flood Watch
National Weather Service San Diego CA
256 AM PST Mon Dec 22 2025
CAZ048-055>057-060-061-065-552-554-222300-
/O.CON.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Ontario, Palm Desert Country, Indio,
Cathedral City, Huntington Beach, Lucerne Valley, Garden Grove,
Crestline, Fullerton, Rancho Cucamonga, Palm Springs, Newport
Beach, Lake Arrowhead, Victorville, Riverside, Anaheim, Apple
Valley, Costa Mesa, Laguna Beach, Moreno Valley, Running Springs,
Big Bear Lake, Big Bear City, Santa Ana, Wrightwood, San
Bernardino, Hesperia, Idyllwild-Pine Cove, Corona, San Clemente,
Irvine, Coachella, La Quinta, Mission Viejo, Orange, Fontana, and
Palm Desert
256 AM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Mud and debris flow are possible near and in burn scars, including
the Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the region late Tuesday through Wednesday.
Showers could begin to develop as early as Tuesday evening,
especially in the mountains. Heaviest and most widespread
rain is expected Wednesday morning continuing through the
afternoon in the Coachella Valley and in the mountains. Peak
rainfall rates of 0.50 to 1 inch per hour are expected. There
is a potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Scattered locally
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
-Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CAZ043-050-058-062-222300-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Julian, Encinitas, Oceanside, El Cajon,
Pine Valley, Santee, Escondido, La Mesa, San Marcos, National
City, Carlsbad, San Diego, Chula Vista, Borrego Springs, Vista,
and Poway
256 AM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late Tuesday night through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening for the mountains and deserts. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. Scattered
locally heavy showers could continue into Thursday but
impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
17
Action: Continued Issued At: 2025-12-22 14:24:08
381
WGUS66 KSGX 222023
FFASGX
Flood Watch
National Weather Service San Diego CA
1223 PM PST Mon Dec 22 2025
CAZ048-055>057-060-061-065-552-554-230615-
/O.CON.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Garden Grove, Palm Springs, Irvine, Apple
Valley, Lucerne Valley, Cathedral City, Palm Desert Country, Palm
Desert, Ontario, Mission Viejo, Fontana, San Clemente, Santa Ana,
Big Bear City, Running Springs, Lake Arrowhead, Laguna Beach,
Moreno Valley, Costa Mesa, Idyllwild-Pine Cove, Hesperia, Indio,
Coachella, Huntington Beach, Anaheim, Crestline, Orange, San
Bernardino, Big Bear Lake, Fullerton, Victorville, Wrightwood,
Rancho Cucamonga, Riverside, La Quinta, Corona, and Newport Beach
1223 PM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Mud and debris flow are possible near and in burn scars, including
the Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the region late Tuesday through Wednesday.
Showers could begin to develop as early as Tuesday evening,
especially in the mountains. Heaviest and most widespread
rain is expected Wednesday morning continuing through the
afternoon in the Coachella Valley and in the mountains. Peak
rainfall rates of 0.50 to 1 inch per hour are expected. There
is a potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Scattered locally
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
-Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CAZ043-050-058-062-230615-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of El Cajon, Poway, Santee, Borrego Springs,
Julian, Escondido, National City, San Marcos, Encinitas, Chula
Vista, Carlsbad, Pine Valley, San Diego, Vista, Oceanside, and La
Mesa
1223 PM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late Tuesday night through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening for the mountains and deserts. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. Scattered
locally heavy showers could continue into Thursday but
impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CO
Action: Continued Issued At: 2025-12-22 14:24:08
381
WGUS66 KSGX 222023
FFASGX
Flood Watch
National Weather Service San Diego CA
1223 PM PST Mon Dec 22 2025
CAZ048-055>057-060-061-065-552-554-230615-
/O.CON.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Garden Grove, Palm Springs, Irvine, Apple
Valley, Lucerne Valley, Cathedral City, Palm Desert Country, Palm
Desert, Ontario, Mission Viejo, Fontana, San Clemente, Santa Ana,
Big Bear City, Running Springs, Lake Arrowhead, Laguna Beach,
Moreno Valley, Costa Mesa, Idyllwild-Pine Cove, Hesperia, Indio,
Coachella, Huntington Beach, Anaheim, Crestline, Orange, San
Bernardino, Big Bear Lake, Fullerton, Victorville, Wrightwood,
Rancho Cucamonga, Riverside, La Quinta, Corona, and Newport Beach
1223 PM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Mud and debris flow are possible near and in burn scars, including
the Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the region late Tuesday through Wednesday.
Showers could begin to develop as early as Tuesday evening,
especially in the mountains. Heaviest and most widespread
rain is expected Wednesday morning continuing through the
afternoon in the Coachella Valley and in the mountains. Peak
rainfall rates of 0.50 to 1 inch per hour are expected. There
is a potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Scattered locally
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
-Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CAZ043-050-058-062-230615-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of El Cajon, Poway, Santee, Borrego Springs,
Julian, Escondido, National City, San Marcos, Encinitas, Chula
Vista, Carlsbad, Pine Valley, San Diego, Vista, Oceanside, and La
Mesa
1223 PM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late Tuesday night through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening for the mountains and deserts. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. Scattered
locally heavy showers could continue into Thursday but
impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CO
Action: Continued Issued At: 2025-12-22 23:32:06
014
WGUS66 KSGX 230531
FFASGX
Flood Watch
National Weather Service San Diego CA
931 PM PST Mon Dec 22 2025
CAZ048-055>057-060-061-065-552-554-231415-
/O.CON.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Crestline, Wrightwood, Huntington Beach,
Lake Arrowhead, Corona, Ontario, Irvine, Garden Grove, Anaheim,
Apple Valley, Lucerne Valley, San Clemente, Mission Viejo,
Coachella, Rancho Cucamonga, Idyllwild-Pine Cove, Fontana, Palm
Desert, Big Bear City, Palm Springs, Indio, Running Springs,
Moreno Valley, Big Bear Lake, Laguna Beach, Victorville, La
Quinta, Santa Ana, Palm Desert Country, Riverside, San
Bernardino, Hesperia, Cathedral City, Orange, Costa Mesa,
Fullerton, and Newport Beach
931 PM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From late Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region late Tuesday through Wednesday. Showers
could begin to develop as early as Tuesday evening,
especially in the eastern San Gabriel Mountains. Heaviest and
most widespread rain is expected Wednesday morning for the
northwest portion of the forecast area and then spreading
southeast through the day. Peak rainfall rates of 0.50 to 1
inch per hour are expected. There is a potential for locally
heavier hourly rainfall rates to develop with convection
embedded in the main rain band or in thunderstorms after the
main band passes. Scattered locally heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.
Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-231415-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of El Cajon, Borrego Springs, Julian,
Carlsbad, San Diego, Poway, Oceanside, Chula Vista, La Mesa,
Santee, Vista, Escondido, National City, Encinitas, San Marcos,
and Pine Valley
931 PM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM EARLY WEDNESDAY MORNING
THROUGH LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From early Wednesday morning through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. Scattered locally heavy showers could continue
into Thursday but impacts from any additional rain are
expected to be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
SS
Action: Continued Issued At: 2025-12-22 23:32:06
014
WGUS66 KSGX 230531
FFASGX
Flood Watch
National Weather Service San Diego CA
931 PM PST Mon Dec 22 2025
CAZ048-055>057-060-061-065-552-554-231415-
/O.CON.KSGX.FA.A.0006.251224T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Crestline, Wrightwood, Huntington Beach,
Lake Arrowhead, Corona, Ontario, Irvine, Garden Grove, Anaheim,
Apple Valley, Lucerne Valley, San Clemente, Mission Viejo,
Coachella, Rancho Cucamonga, Idyllwild-Pine Cove, Fontana, Palm
Desert, Big Bear City, Palm Springs, Indio, Running Springs,
Moreno Valley, Big Bear Lake, Laguna Beach, Victorville, La
Quinta, Santa Ana, Palm Desert Country, Riverside, San
Bernardino, Hesperia, Cathedral City, Orange, Costa Mesa,
Fullerton, and Newport Beach
931 PM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From late Tuesday afternoon through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region late Tuesday through Wednesday. Showers
could begin to develop as early as Tuesday evening,
especially in the eastern San Gabriel Mountains. Heaviest and
most widespread rain is expected Wednesday morning for the
northwest portion of the forecast area and then spreading
southeast through the day. Peak rainfall rates of 0.50 to 1
inch per hour are expected. There is a potential for locally
heavier hourly rainfall rates to develop with convection
embedded in the main rain band or in thunderstorms after the
main band passes. Scattered locally heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.
Snow levels are expected to remain above 8000 ft during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-231415-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of El Cajon, Borrego Springs, Julian,
Carlsbad, San Diego, Poway, Oceanside, Chula Vista, La Mesa,
Santee, Vista, Escondido, National City, Encinitas, San Marcos,
and Pine Valley
931 PM PST Mon Dec 22 2025
...FLOOD WATCH REMAINS IN EFFECT FROM EARLY WEDNESDAY MORNING
THROUGH LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From early Wednesday morning through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. Scattered locally heavy showers could continue
into Thursday but impacts from any additional rain are
expected to be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
SS
Action: Time Extended Issued At: 2025-12-23 03:18:40
402
WGUS66 KSGX 230917
FFASGX
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Diego CA
117 AM PST Tue Dec 23 2025
CAZ048-055>057-060-061-065-552-554-232330-
/O.EXT.KSGX.FA.A.0006.251224T0600Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Palm Desert, Orange, Lake Arrowhead,
Idyllwild-Pine Cove, Riverside, San Bernardino, Santa Ana, La
Quinta, Wrightwood, Hesperia, Huntington Beach, Apple Valley,
Corona, Big Bear City, Cathedral City, Laguna Beach, Anaheim,
Irvine, Indio, San Clemente, Garden Grove, Costa Mesa, Fullerton,
Fontana, Coachella, Mission Viejo, Palm Desert Country, Ontario,
Moreno Valley, Big Bear Lake, Crestline, Palm Springs, Rancho
Cucamonga, Lucerne Valley, Newport Beach, Victorville, and
Running Springs
117 AM PST Tue Dec 23 2025
...FLOOD WATCH NOW IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY
EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From late this evening through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region late tonight through Wednesday. Showers
could begin to develop as early as this afternoon, especially
in the San Bernardino County mountains. The heaviest and most
widespread rain is expected Wednesday morning through
evening. Peak rainfall rates of 0.50 to 1 inch per hour are
expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Scattered locally heavy showers could continue into
Thursday but impacts from any additional rain are expected to
be more localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-232330-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Vista, National City, Julian, Encinitas,
Poway, San Marcos, El Cajon, Chula Vista, Oceanside, Escondido,
Carlsbad, Santee, Borrego Springs, Pine Valley, La Mesa, and San
Diego
117 AM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late tonight through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. Scattered locally heavy showers could continue
into Thursday but impacts from any additional rain are
expected to be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
17
Action: Continued Issued At: 2025-12-23 03:18:40
402
WGUS66 KSGX 230917
FFASGX
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Diego CA
117 AM PST Tue Dec 23 2025
CAZ048-055>057-060-061-065-552-554-232330-
/O.EXT.KSGX.FA.A.0006.251224T0600Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Palm Desert, Orange, Lake Arrowhead,
Idyllwild-Pine Cove, Riverside, San Bernardino, Santa Ana, La
Quinta, Wrightwood, Hesperia, Huntington Beach, Apple Valley,
Corona, Big Bear City, Cathedral City, Laguna Beach, Anaheim,
Irvine, Indio, San Clemente, Garden Grove, Costa Mesa, Fullerton,
Fontana, Coachella, Mission Viejo, Palm Desert Country, Ontario,
Moreno Valley, Big Bear Lake, Crestline, Palm Springs, Rancho
Cucamonga, Lucerne Valley, Newport Beach, Victorville, and
Running Springs
117 AM PST Tue Dec 23 2025
...FLOOD WATCH NOW IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY
EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From late this evening through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region late tonight through Wednesday. Showers
could begin to develop as early as this afternoon, especially
in the San Bernardino County mountains. The heaviest and most
widespread rain is expected Wednesday morning through
evening. Peak rainfall rates of 0.50 to 1 inch per hour are
expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Scattered locally heavy showers could continue into
Thursday but impacts from any additional rain are expected to
be more localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-232330-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Vista, National City, Julian, Encinitas,
Poway, San Marcos, El Cajon, Chula Vista, Oceanside, Escondido,
Carlsbad, Santee, Borrego Springs, Pine Valley, La Mesa, and San
Diego
117 AM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late tonight through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. Scattered locally heavy showers could continue
into Thursday but impacts from any additional rain are
expected to be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
17
Action: Continued Issued At: 2025-12-23 14:27:52
392
WGUS66 KSGX 232027
FFASGX
Flood Watch
National Weather Service San Diego CA
1227 PM PST Tue Dec 23 2025
CAZ048-055>057-060-061-065-552-554-240615-
/O.CON.KSGX.FA.A.0006.251224T0600Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Corona, Huntington Beach, Moreno Valley,
Mission Viejo, Laguna Beach, Wrightwood, San Clemente, Cathedral
City, Anaheim, La Quinta, Fullerton, San Bernardino, Orange,
Crestline, Newport Beach, Palm Desert Country, Irvine, Apple
Valley, Ontario, Victorville, Hesperia, Running Springs, Big Bear
City, Indio, Rancho Cucamonga, Idyllwild-Pine Cove, Palm Desert,
Santa Ana, Big Bear Lake, Fontana, Lucerne Valley, Riverside,
Palm Springs, Garden Grove, Coachella, Lake Arrowhead, and Costa
Mesa
1227 PM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT FROM 10 PM PST THIS EVENING THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From 10 PM PST this evening through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region late tonight through Wednesday. The
heaviest and most widespread rain is expected Wednesday
morning through evening. Peak rainfall rates of 0.50 to 1
inch per hour are expected. There is a potential for locally
heavier hourly rainfall rates to develop with convection
embedded in the main rain band or in thunderstorms after the
main band passes. Scattered locally heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-240615-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Santee, Pine Valley, El Cajon, Borrego
Springs, San Diego, Carlsbad, San Marcos, Oceanside, National
City, Chula Vista, Encinitas, Escondido, Poway, Julian, Vista,
and La Mesa
1227 PM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late tonight through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Scattered locally heavy showers could continue into
Thursday but impacts from any additional rain are expected to
be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CO
Action: Continued Issued At: 2025-12-23 14:27:52
392
WGUS66 KSGX 232027
FFASGX
Flood Watch
National Weather Service San Diego CA
1227 PM PST Tue Dec 23 2025
CAZ048-055>057-060-061-065-552-554-240615-
/O.CON.KSGX.FA.A.0006.251224T0600Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Corona, Huntington Beach, Moreno Valley,
Mission Viejo, Laguna Beach, Wrightwood, San Clemente, Cathedral
City, Anaheim, La Quinta, Fullerton, San Bernardino, Orange,
Crestline, Newport Beach, Palm Desert Country, Irvine, Apple
Valley, Ontario, Victorville, Hesperia, Running Springs, Big Bear
City, Indio, Rancho Cucamonga, Idyllwild-Pine Cove, Palm Desert,
Santa Ana, Big Bear Lake, Fontana, Lucerne Valley, Riverside,
Palm Springs, Garden Grove, Coachella, Lake Arrowhead, and Costa
Mesa
1227 PM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT FROM 10 PM PST THIS EVENING THROUGH
WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...From 10 PM PST this evening through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region late tonight through Wednesday. The
heaviest and most widespread rain is expected Wednesday
morning through evening. Peak rainfall rates of 0.50 to 1
inch per hour are expected. There is a potential for locally
heavier hourly rainfall rates to develop with convection
embedded in the main rain band or in thunderstorms after the
main band passes. Scattered locally heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-240615-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Santee, Pine Valley, El Cajon, Borrego
Springs, San Diego, Carlsbad, San Marcos, Oceanside, National
City, Chula Vista, Encinitas, Escondido, Poway, Julian, Vista,
and La Mesa
1227 PM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE
WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From late tonight through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Scattered locally heavy showers could continue into
Thursday but impacts from any additional rain are expected to
be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CO
Action: Continued Issued At: 2025-12-23 23:29:36
012
WGUS66 KSGX 240529
FFASGX
Flood Watch
National Weather Service San Diego CA
929 PM PST Tue Dec 23 2025
CAZ048-055>057-060-061-065-552-554-241415-
/O.CON.KSGX.FA.A.0006.251224T0600Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Indio, Rancho Cucamonga, Huntington
Beach, Corona, Palm Springs, Hesperia, Fontana, Running Springs,
Orange, Riverside, Lake Arrowhead, La Quinta, Anaheim, Apple
Valley, San Clemente, Coachella, Crestline, Garden Grove, Palm
Desert, Ontario, Palm Desert Country, Irvine, Cathedral City, Big
Bear City, Victorville, Santa Ana, San Bernardino, Newport Beach,
Laguna Beach, Lucerne Valley, Fullerton, Idyllwild-Pine Cove,
Mission Viejo, Moreno Valley, Costa Mesa, Wrightwood, and Big
Bear Lake
929 PM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...Through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region on Wednesday. The heaviest and most
widespread rain is expected Wednesday morning through
evening. Peak rainfall rates of 0.50 to 1 inch per hour are
expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Isolated heavy showers could continue into Thursday
but impacts from any additional rain are expected to be more
localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-241415-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Encinitas, National City, Santee, Vista,
Borrego Springs, Carlsbad, Escondido, El Cajon, San Marcos,
Julian, La Mesa, Pine Valley, San Diego, Oceanside, Chula Vista,
and Poway
929 PM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT FROM 4 AM PST WEDNESDAY THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From 4 AM PST Wednesday through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Isolated heavy showers could continue into Thursday
but impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
SS
Action: Continued Issued At: 2025-12-23 23:29:36
012
WGUS66 KSGX 240529
FFASGX
Flood Watch
National Weather Service San Diego CA
929 PM PST Tue Dec 23 2025
CAZ048-055>057-060-061-065-552-554-241415-
/O.CON.KSGX.FA.A.0006.251224T0600Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Indio, Rancho Cucamonga, Huntington
Beach, Corona, Palm Springs, Hesperia, Fontana, Running Springs,
Orange, Riverside, Lake Arrowhead, La Quinta, Anaheim, Apple
Valley, San Clemente, Coachella, Crestline, Garden Grove, Palm
Desert, Ontario, Palm Desert Country, Irvine, Cathedral City, Big
Bear City, Victorville, Santa Ana, San Bernardino, Newport Beach,
Laguna Beach, Lucerne Valley, Fullerton, Idyllwild-Pine Cove,
Mission Viejo, Moreno Valley, Costa Mesa, Wrightwood, and Big
Bear Lake
929 PM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...Through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region on Wednesday. The heaviest and most
widespread rain is expected Wednesday morning through
evening. Peak rainfall rates of 0.50 to 1 inch per hour are
expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Isolated heavy showers could continue into Thursday
but impacts from any additional rain are expected to be more
localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-241415-
/O.CON.KSGX.FA.A.0006.251224T1200Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Encinitas, National City, Santee, Vista,
Borrego Springs, Carlsbad, Escondido, El Cajon, San Marcos,
Julian, La Mesa, Pine Valley, San Diego, Oceanside, Chula Vista,
and Poway
929 PM PST Tue Dec 23 2025
...FLOOD WATCH REMAINS IN EFFECT FROM 4 AM PST WEDNESDAY THROUGH
LATE WEDNESDAY NIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...From 4 AM PST Wednesday through late Wednesday night.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area Wednesday. Heaviest most widespread
rain is expected late Wednesday morning continuing through
the evening. Peak rainfall rates of 0.50 to 1 inch per hour
are expected. There is a potential for locally heavier hourly
rainfall rates to develop with convection embedded in the
main rain band or in thunderstorms after the main band
passes. Isolated heavy showers could continue into Thursday
but impacts from any additional rain are expected to be more
localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
SS
Action: Continued Issued At: 2025-12-24 07:49:41
807
WGUS66 KSGX 241349
FFASGX
Flood Watch
National Weather Service San Diego CA
549 AM PST Wed Dec 24 2025
CAZ048-055>057-060-061-065-552-554-242330-
/O.CON.KSGX.FA.A.0006.000000T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Victorville, Corona, Santa Ana, Fontana,
Cathedral City, Fullerton, Newport Beach, Garden Grove, Irvine,
Palm Desert Country, Palm Springs, Riverside, Rancho Cucamonga,
Huntington Beach, San Bernardino, Indio, La Quinta, Moreno
Valley, Palm Desert, Big Bear City, San Clemente, Hesperia,
Coachella, Apple Valley, Anaheim, Orange, Big Bear Lake,
Idyllwild-Pine Cove, Crestline, Lucerne Valley, Running Springs,
Wrightwood, Laguna Beach, Mission Viejo, Lake Arrowhead, Ontario,
and Costa Mesa
549 AM PST Wed Dec 24 2025
...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...Through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region today. The heaviest and most widespread
rain is expected this morning through evening. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. There is a
potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Isolated heavy
showers could continue into Thursday but impacts from any
additional rain are expected to be more localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-242330-
/O.CON.KSGX.FA.A.0006.000000T0000Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Carlsbad, San Marcos, Escondido, Julian,
Borrego Springs, Encinitas, Poway, Chula Vista, San Diego,
Santee, La Mesa, Pine Valley, Oceanside, National City, Vista,
and El Cajon
549 AM PST Wed Dec 24 2025
...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...Through late tonight.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area today. Heaviest most widespread rain
is expected late this morning continuing through the evening.
Peak rainfall rates of 0.50 to 1 inch per hour are expected.
There is a potential for locally heavier hourly rainfall
rates to develop with convection embedded in the main rain
band or in thunderstorms after the main band passes. Isolated
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
17
Action: Continued Issued At: 2025-12-24 07:49:41
807
WGUS66 KSGX 241349
FFASGX
Flood Watch
National Weather Service San Diego CA
549 AM PST Wed Dec 24 2025
CAZ048-055>057-060-061-065-552-554-242330-
/O.CON.KSGX.FA.A.0006.000000T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Victorville, Corona, Santa Ana, Fontana,
Cathedral City, Fullerton, Newport Beach, Garden Grove, Irvine,
Palm Desert Country, Palm Springs, Riverside, Rancho Cucamonga,
Huntington Beach, San Bernardino, Indio, La Quinta, Moreno
Valley, Palm Desert, Big Bear City, San Clemente, Hesperia,
Coachella, Apple Valley, Anaheim, Orange, Big Bear Lake,
Idyllwild-Pine Cove, Crestline, Lucerne Valley, Running Springs,
Wrightwood, Laguna Beach, Mission Viejo, Lake Arrowhead, Ontario,
and Costa Mesa
549 AM PST Wed Dec 24 2025
...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...Through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region today. The heaviest and most widespread
rain is expected this morning through evening. Peak rainfall
rates of 0.50 to 1 inch per hour are expected. There is a
potential for locally heavier hourly rainfall rates to
develop with convection embedded in the main rain band or in
thunderstorms after the main band passes. Isolated heavy
showers could continue into Thursday but impacts from any
additional rain are expected to be more localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-242330-
/O.CON.KSGX.FA.A.0006.000000T0000Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of Carlsbad, San Marcos, Escondido, Julian,
Borrego Springs, Encinitas, Poway, Chula Vista, San Diego,
Santee, La Mesa, Pine Valley, Oceanside, National City, Vista,
and El Cajon
549 AM PST Wed Dec 24 2025
...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...Through late tonight.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area today. Heaviest most widespread rain
is expected late this morning continuing through the evening.
Peak rainfall rates of 0.50 to 1 inch per hour are expected.
There is a potential for locally heavier hourly rainfall
rates to develop with convection embedded in the main rain
band or in thunderstorms after the main band passes. Isolated
heavy showers could continue into Thursday but impacts from
any additional rain are expected to be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
17
Action: Continued Issued At: 2025-12-24 15:15:52
589
WGUS66 KSGX 242115
FFASGX
Flood Watch
National Weather Service San Diego CA
115 PM PST Wed Dec 24 2025
CAZ048-055>057-060-061-065-552-554-250600-
/O.CON.KSGX.FA.A.0006.000000T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Santa Ana, Lucerne Valley, Huntington
Beach, Orange, Ontario, La Quinta, San Bernardino, Rancho
Cucamonga, Palm Desert, Laguna Beach, Moreno Valley,
Idyllwild-Pine Cove, Victorville, Palm Springs, Big Bear Lake,
Apple Valley, Riverside, Costa Mesa, Newport Beach, Corona, San
Clemente, Wrightwood, Fontana, Fullerton, Palm Desert Country,
Indio, Hesperia, Crestline, Irvine, Lake Arrowhead, Cathedral
City, Coachella, Garden Grove, Mission Viejo, Running Springs,
Anaheim, and Big Bear City
115 PM PST Wed Dec 24 2025
...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region today. The heaviest and most widespread
rain is expected through this evening. Peak rainfall rates of
0.50 to 1 inch per hour are expected. There is a potential
for locally heavier hourly rainfall rates to develop with
convection embedded in the main rain band or in thunderstorms
after the main band passes. Isolated heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-250600-
/O.CON.KSGX.FA.A.0006.000000T0000Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of El Cajon, Encinitas, Santee, Pine Valley,
National City, San Diego, Vista, San Marcos, Borrego Springs,
Poway, Chula Vista, Carlsbad, La Mesa, Julian, Oceanside, and
Escondido
115 PM PST Wed Dec 24 2025
...FLOOD WATCH REMAINS IN EFFECT UNTIL 1 AM PST THURSDAY...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...Until 1 AM PST Thursday.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area today. Heaviest most widespread rain
is expected through this evening. Peak rainfall rates of 0.50
to 1 inch per hour are expected. There is a potential for
locally heavier hourly rainfall rates to develop with
convection embedded in the main rain band or in thunderstorms
after the main band passes. Isolated heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CO
Action: Continued Issued At: 2025-12-24 15:15:52
589
WGUS66 KSGX 242115
FFASGX
Flood Watch
National Weather Service San Diego CA
115 PM PST Wed Dec 24 2025
CAZ048-055>057-060-061-065-552-554-250600-
/O.CON.KSGX.FA.A.0006.000000T0000Z-251225T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Santa Ana, Lucerne Valley, Huntington
Beach, Orange, Ontario, La Quinta, San Bernardino, Rancho
Cucamonga, Palm Desert, Laguna Beach, Moreno Valley,
Idyllwild-Pine Cove, Victorville, Palm Springs, Big Bear Lake,
Apple Valley, Riverside, Costa Mesa, Newport Beach, Corona, San
Clemente, Wrightwood, Fontana, Fullerton, Palm Desert Country,
Indio, Hesperia, Crestline, Irvine, Lake Arrowhead, Cathedral
City, Coachella, Garden Grove, Mission Viejo, Running Springs,
Anaheim, and Big Bear City
115 PM PST Wed Dec 24 2025
...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Mud and
debris flow are possible near and in burn scars, including the
Airport, Bridge and Line burn scars.
* ADDITIONAL DETAILS...
- An Atmospheric River will bring widespread moderate to heavy
rain to the region today. The heaviest and most widespread
rain is expected through this evening. Peak rainfall rates of
0.50 to 1 inch per hour are expected. There is a potential
for locally heavier hourly rainfall rates to develop with
convection embedded in the main rain band or in thunderstorms
after the main band passes. Isolated heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.
Snow levels are expected to remain above 8000 feet during
period of heaviest precipitation bringing a heightened risk
of mud slides, debris flow, and areas of flash flooding in
the San Bernardino county mountains.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Be alert in the mountains for rockslides and rocks in the road.
&&
$$
CAZ043-050-058-062-250600-
/O.CON.KSGX.FA.A.0006.000000T0000Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of El Cajon, Encinitas, Santee, Pine Valley,
National City, San Diego, Vista, San Marcos, Borrego Springs,
Poway, Chula Vista, Carlsbad, La Mesa, Julian, Oceanside, and
Escondido
115 PM PST Wed Dec 24 2025
...FLOOD WATCH REMAINS IN EFFECT UNTIL 1 AM PST THURSDAY...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Deserts,
San Diego County Mountains and San Diego County Valleys.
* WHEN...Until 1 AM PST Thursday.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- An Atmospheric River will likely bring widespread moderate to
heavy rain to the area today. Heaviest most widespread rain
is expected through this evening. Peak rainfall rates of 0.50
to 1 inch per hour are expected. There is a potential for
locally heavier hourly rainfall rates to develop with
convection embedded in the main rain band or in thunderstorms
after the main band passes. Isolated heavy showers could
continue into Thursday but impacts from any additional rain
are expected to be more localized.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
CO
Action: Time Extended Issued At: 2025-12-24 22:26:34
487
WGUS66 KSGX 250425
FFASGX
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Diego CA
825 PM PST Wed Dec 24 2025
CAZ043-050-058-062-250530-
/O.CAN.KSGX.FA.A.0006.000000T0000Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of La Mesa, Encinitas, National City, San
Diego, Escondido, El Cajon, Poway, Borrego Springs, Vista,
Carlsbad, Santee, Julian, Pine Valley, Oceanside, Chula Vista,
and San Marcos
825 PM PST Wed Dec 24 2025
...FLOOD WATCH IS CANCELLED...
The Flood Watch is cancelled for a portion of Southwest California,
including the following areas, San Diego County Coastal Areas, San
Diego County Deserts, San Diego County Mountains and San Diego
County Valleys.
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
$$
CAZ048-055>057-060-061-065-552-554-251400-
/O.EXT.KSGX.FA.A.0006.000000T0000Z-251225T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Big Bear City, Ontario, Fontana, Running
Springs, Lucerne Valley, Palm Desert, San Clemente, San
Bernardino, Lake Arrowhead, Cathedral City, Santa Ana, Anaheim,
Indio, Huntington Beach, Corona, Mission Viejo, Hesperia,
Idyllwild-Pine Cove, Laguna Beach, Coachella, La Quinta, Newport
Beach, Riverside, Orange, Garden Grove, Wrightwood, Apple Valley,
Victorville, Palm Desert Country, Big Bear Lake, Palm Springs,
Costa Mesa, Crestline, Irvine, Fullerton, Moreno Valley, and
Rancho Cucamonga
825 PM PST Wed Dec 24 2025
...FLOOD WATCH NOW IN EFFECT UNTIL 6 AM PST THURSDAY...
* WHAT...Flooding caused by excessive rainfall continues to be
possible. Very heavy rains that occurred earlier in the mountains
continue resulting in water drainage into the Apple and Lucerne
Valleys, causing the potential of flooding to continue into the
overnight hours, even where it is not raining.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...Until 6 AM PST Thursday.
* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations occurred earlier in the day, and will
still continue to be possible throughout the night due to the
excessive rainfall taking longer to work through the local
drainage systems within urban areas. Additional rainfall overnight
may also worsen the threat of this.
* ADDITIONAL DETAILS...
- Several structures are flooded in Wrightwood, due to recent
heavy rainfalls which occurred earlier, with some areas
receiving close to a foot of total rainfall.
Portions of Highway 2 were closed earlier in the day due to
debris flow.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Avoid flooded roads. Be alert in the mountains for rockslides,
rocks, and debris flows in the road.
&&
$$
PS
Action: Cancelled Issued At: 2025-12-24 22:26:34
487
WGUS66 KSGX 250425
FFASGX
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Diego CA
825 PM PST Wed Dec 24 2025
CAZ043-050-058-062-250530-
/O.CAN.KSGX.FA.A.0006.000000T0000Z-251225T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Diego County Coastal Areas-San Diego County Valleys-San Diego
County Mountains-San Diego County Deserts-
Including the cities of La Mesa, Encinitas, National City, San
Diego, Escondido, El Cajon, Poway, Borrego Springs, Vista,
Carlsbad, Santee, Julian, Pine Valley, Oceanside, Chula Vista,
and San Marcos
825 PM PST Wed Dec 24 2025
...FLOOD WATCH IS CANCELLED...
The Flood Watch is cancelled for a portion of Southwest California,
including the following areas, San Diego County Coastal Areas, San
Diego County Deserts, San Diego County Mountains and San Diego
County Valleys.
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
$$
CAZ048-055>057-060-061-065-552-554-251400-
/O.EXT.KSGX.FA.A.0006.000000T0000Z-251225T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino and Riverside County Valleys-The Inland Empire-San
Bernardino County Mountains-Riverside County Mountains-Santa Ana
Mountains and Foothills-Apple and Lucerne Valleys-Coachella
Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Big Bear City, Ontario, Fontana, Running
Springs, Lucerne Valley, Palm Desert, San Clemente, San
Bernardino, Lake Arrowhead, Cathedral City, Santa Ana, Anaheim,
Indio, Huntington Beach, Corona, Mission Viejo, Hesperia,
Idyllwild-Pine Cove, Laguna Beach, Coachella, La Quinta, Newport
Beach, Riverside, Orange, Garden Grove, Wrightwood, Apple Valley,
Victorville, Palm Desert Country, Big Bear Lake, Palm Springs,
Costa Mesa, Crestline, Irvine, Fullerton, Moreno Valley, and
Rancho Cucamonga
825 PM PST Wed Dec 24 2025
...FLOOD WATCH NOW IN EFFECT UNTIL 6 AM PST THURSDAY...
* WHAT...Flooding caused by excessive rainfall continues to be
possible. Very heavy rains that occurred earlier in the mountains
continue resulting in water drainage into the Apple and Lucerne
Valleys, causing the potential of flooding to continue into the
overnight hours, even where it is not raining.
* WHERE...A portion of Southwest California, including the following
areas, Apple and Lucerne Valleys, Coachella Valley, Orange County
Coastal Areas, Orange County Inland Areas, Riverside County
Mountains, San Bernardino County Mountains, San Bernardino and
Riverside County Valleys-The Inland Empire, San Gorgonio Pass near
Banning and Santa Ana Mountains and Foothills.
* WHEN...Until 6 AM PST Thursday.
* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations occurred earlier in the day, and will
still continue to be possible throughout the night due to the
excessive rainfall taking longer to work through the local
drainage systems within urban areas. Additional rainfall overnight
may also worsen the threat of this.
* ADDITIONAL DETAILS...
- Several structures are flooded in Wrightwood, due to recent
heavy rainfalls which occurred earlier, with some areas
receiving close to a foot of total rainfall.
Portions of Highway 2 were closed earlier in the day due to
debris flow.
- https://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Avoid flooded roads. Be alert in the mountains for rockslides,
rocks, and debris flows in the road.
&&
$$
PS
Action: Expired Issued At: 2025-12-25 07:48:41 943 WGUS66 KSGX 251348 FFASGX Flood Watch National Weather Service San Diego CA 548 AM PST Thu Dec 25 2025 CAZ048-055>057-060-061-065-552-554-251500- /O.EXP.KSGX.FA.A.0006.000000T0000Z-251225T1400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ San Bernardino and Riverside County Valleys-The Inland Empire-San Bernardino County Mountains-Riverside County Mountains-Santa Ana Mountains and Foothills-Apple and Lucerne Valleys-Coachella Valley-San Gorgonio Pass near Banning-Orange County Coastal Areas- Orange County Inland Areas- Including the cities of Fontana, Crestline, Victorville, Apple Valley, Mission Viejo, San Clemente, Rancho Cucamonga, Fullerton, Palm Desert, La Quinta, Coachella, Garden Grove, Corona, San Bernardino, Irvine, Lake Arrowhead, Palm Springs, Ontario, Cathedral City, Moreno Valley, Idyllwild-Pine Cove, Laguna Beach, Riverside, Santa Ana, Lucerne Valley, Running Springs, Wrightwood, Costa Mesa, Palm Desert Country, Newport Beach, Big Bear Lake, Anaheim, Orange, Huntington Beach, Hesperia, Big Bear City, and Indio 548 AM PST Thu Dec 25 2025 ...FLOOD WATCH WILL EXPIRE AT 6 AM PST EARLY THIS MORNING... The Flood Watch will expire for a portion of Southwest California, including the following areas, Apple and Lucerne Valleys, Coachella Valley, Orange County Coastal Areas, Orange County Inland Areas, Riverside County Mountains, San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Gorgonio Pass near Banning and Santa Ana Mountains and Foothills. The flooding threat has ended. Therefore, the Flood Watch will expire at 6 AM PST early this morning. $$ 17 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||