|
Home Return to list Areal Flood Advisory 0088 Issued by the San Francisco Bay Area / Monterey Forecast Office
Action: New Issued At: 2025-12-25 02:17:39
695
WGUS86 KMTR 250817
FLSMTR
Flood Advisory
National Weather Service San Francisco CA
1217 AM PST Thu Dec 25 2025
CAC081-085-087-251115-
/O.NEW.KMTR.FA.Y.0088.251225T0817Z-251225T1115Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Mateo CA-Santa Clara CA-Santa Cruz CA-
1217 AM PST Thu Dec 25 2025
...FLOOD ADVISORY IN EFFECT UNTIL 315 AM PST EARLY THIS MORNING...
* WHAT...Flooding caused by excessive rainfall is expected.
* WHERE...East Central San Mateo County in northern California...
Northwestern Santa Clara County in northern California...
Central Santa Cruz County in northern California...
* Until 315 AM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Overflowing poor drainage areas. Ponding of water in urban or other
areas.
* ADDITIONAL DETAILS...
- At 1217 AM PST, Doppler radar indicated heavy rain. Minor
flooding is ongoing or expected to begin shortly in the advisory
area. Up to 0.5 inches of rain have fallen.
- Some locations that will experience flooding include...
San Jose, Sunnyvale, Santa Clara, Redwood City, Mountain View,
Palo Alto, Santa Cruz, Cupertino, Campbell, Menlo Park, Saratoga,
Los Gatos, Los Altos, San Carlos, East Palo Alto, Belmont, Scotts
Valley, Los Altos Hills, Atherton and Woodside.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3752 12227 3750 12224 3750 12223 3751 12224
3750 12222 3749 12223 3749 12221 3751 12222
3746 12211 3747 12207 3740 12197 3701 12189
3699 12208
$$
KR
Action: Time Extended Issued At: 2025-12-25 04:45:36
107
WGUS86 KMTR 251045
FLSMTR
Flood Advisory
National Weather Service San Francisco CA
245 AM PST Thu Dec 25 2025
CAC081-085-087-251315-
/O.EXT.KMTR.FA.Y.0088.000000T0000Z-251225T1315Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Mateo CA-Santa Clara CA-Santa Cruz CA-
245 AM PST Thu Dec 25 2025
...FLOOD ADVISORY NOW IN EFFECT UNTIL 515 AM PST EARLY THIS
MORNING...
* WHAT...Flooding caused by excessive rainfall continues.
* WHERE...East Central San Mateo County in northern California...
Northwestern Santa Clara County in northern California...
Central Santa Cruz County in northern California...
* Until 515 AM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Overflowing poor drainage areas. Ponding of water in urban or other
areas is occurring or is imminent.
* ADDITIONAL DETAILS...
- At 245 AM PST, Doppler radar indicated heavy rain. Minor flooding
is ongoing or expected to begin shortly in the advisory area.
Between 0.2 and 1 inch of rain has fallen.
- Some locations that will experience flooding include...
San Jose, Sunnyvale, Santa Clara, Redwood City, Mountain View,
Palo Alto, Santa Cruz, Cupertino, Campbell, Menlo Park, Saratoga,
Los Gatos, Los Altos, San Carlos, East Palo Alto, Belmont, Scotts
Valley, Los Altos Hills, Atherton and Woodside.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3752 12227 3750 12224 3750 12223 3751 12224
3750 12222 3749 12223 3749 12221 3751 12222
3746 12211 3747 12207 3740 12197 3701 12189
3699 12208
$$
KR
Action: Time Extended Issued At: 2025-12-25 07:08:09
842
WGUS86 KMTR 251307
FLSMTR
Flood Advisory
National Weather Service San Francisco CA
507 AM PST Thu Dec 25 2025
CAC081-085-087-251415-
/O.EXT.KMTR.FA.Y.0088.000000T0000Z-251225T1415Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Mateo CA-Santa Clara CA-Santa Cruz CA-
507 AM PST Thu Dec 25 2025
...FLOOD ADVISORY NOW IN EFFECT UNTIL 615 AM PST THIS MORNING...
* WHAT...Flooding caused by excessive rainfall continues.
* WHERE...East Central San Mateo County in northern California...
Northwestern Santa Clara County in northern California...
Central Santa Cruz County in northern California...
* Until 615 AM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Overflowing poor drainage areas. Ponding of water in urban or other
areas is occurring or is imminent.
* ADDITIONAL DETAILS...
- At 507 AM PST, Doppler radar indicated heavy rain. Minor flooding
is ongoing or expected to begin shortly in the advisory area.
Between 0.2 and 1 inch of rain has fallen.
- Some locations that will experience flooding include...
San Jose, Sunnyvale, Santa Clara, Redwood City, Mountain View,
Palo Alto, Santa Cruz, Cupertino, Campbell, Menlo Park, Saratoga,
Los Gatos, Los Altos, San Carlos, East Palo Alto, Belmont, Scotts
Valley, Los Altos Hills, Atherton and Woodside.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3752 12227 3750 12224 3750 12223 3751 12224
3750 12222 3749 12223 3749 12221 3751 12222
3746 12211 3747 12207 3740 12197 3701 12189
3699 12208
$$
KR
Action: Time Extended Issued At: 2025-12-25 07:59:41
243
WGUS86 KMTR 251359
FLSMTR
Flood Advisory
National Weather Service San Francisco CA
559 AM PST Thu Dec 25 2025
CAC081-085-087-251615-
/O.EXT.KMTR.FA.Y.0088.000000T0000Z-251225T1615Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Mateo CA-Santa Clara CA-Santa Cruz CA-
559 AM PST Thu Dec 25 2025
...FLOOD ADVISORY NOW IN EFFECT UNTIL 815 AM PST THIS MORNING...
* WHAT...Flooding caused by excessive rainfall continues.
* WHERE...East Central San Mateo County in northern California...
Northwestern Santa Clara County in northern California...
Central Santa Cruz County in northern California...
* Until 815 AM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Overflowing poor drainage areas. Ponding of water in urban or other
areas is occurring or is imminent.
* ADDITIONAL DETAILS...
- At 559 AM PST, Doppler radar indicated heavy rain. Minor flooding
is ongoing or expected to begin shortly in the advisory area.
Between 0.2 and 1 inch of rain has fallen.
- Some locations that will experience flooding include...
San Jose, Sunnyvale, Santa Clara, Redwood City, Mountain View,
Palo Alto, Santa Cruz, Cupertino, Campbell, Menlo Park, Saratoga,
Los Gatos, Los Altos, San Carlos, East Palo Alto, Belmont, Scotts
Valley, Los Altos Hills, Atherton and Woodside.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3752 12227 3750 12224 3750 12223 3751 12224
3750 12222 3749 12223 3749 12221 3751 12222
3746 12211 3747 12207 3740 12197 3701 12189
3699 12208
$$
KR
Action: Expired Issued At: 2025-12-25 10:11:14
584
WGUS86 KMTR 251610 RRA
FLSMTR
Flood Advisory
National Weather Service San Francisco CA
810 AM PST Thu Dec 25 2025
CAC081-085-087-251620-
/O.EXP.KMTR.FA.Y.0088.000000T0000Z-251225T1615Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Mateo CA-Santa Clara CA-Santa Cruz CA-
810 AM PST Thu Dec 25 2025
...FLOOD ADVISORY WILL EXPIRE AT 815 AM PST THIS MORNING...
The Flood Advisory will expire at 815 AM PST this morning for a
portion of northern California, including the following areas, San
Mateo, Santa Clara and Santa Cruz.
The heavy rain has ended. Please continue to heed remaining road
closures.
A Flood Watch remains in effect until 1000 PM PST Friday for portions
of central and northern California...
&&
LAT...LON 3752 12227 3750 12224 3750 12223 3751 12224
3750 12222 3749 12223 3749 12221 3751 12222
3746 12211 3747 12207 3740 12197 3701 12189
3699 12208
$$
Sarment
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||