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Home Return to list Areal Flood Watch 0004 Issued by the Tucson Forecast Office
Action: New Issued At: 2026-08-02 22:59:36
866
WGUS65 KTWC 030359
FFATWC
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Tucson AZ
859 PM MST Sun Aug 2 2026
AZZ503-504-507-513-515-040500-
/O.NEW.KTWC.FA.A.0004.260803T2100Z-260804T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area-
Upper San Pedro River Valley-Dragoon and Mule and Huachuca and
Santa Rita Mountains-Baboquivari Mountains-
Including the cities of Sierra Vista, Benson, Kitt Peak, Bisbee,
Tucson, Marana, Vail, Madera Canyon, Nogales, Canelo Hills, and Green
Valley
859 PM MST Sun Aug 2 2026
...FLOOD WATCH IN EFFECT FROM 2 PM MST MONDAY AFTERNOON THROUGH 10 PM
MST MONDAY EVENING...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...A portion of south-central Arizona, including Santa Cruz,
southwest Cochise and south-central and southeast Pima counties.
* WHEN...From 2 pm MST Monday afternoon through 10 pm MST Monday
evening.
* IMPACTS...Excessive rainfall runoff may result in flash flooding of
normally dry washes, roadway dips and other low-lying areas.
* ADDITIONAL DETAILS...
- The combination of an increase in lower-level moisture and an
favorable weather pattern will result in widespread strong
thunderstorms with heavy rain across portions of south- central
Arizona. Although thunderstorms will initially develop over the
higher terrain during the early afternoon, coverage is expected
to become more widespread in the late afternoon and evening
hours. Although most areas impacted by thunderstorms will receive
only between one half to one inch of rain, isolated locations may
receive between 1 and 3 inches. Excessive rainfall runoff will
result in flash flooding.
- Http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
CWR
Action: Continued Issued At: 2026-08-03 16:10:54
874
WGUS65 KTWC 032110
FFATWC
Flood Watch
National Weather Service Tucson AZ
210 PM MST Mon Aug 3 2026
AZZ503-504-507-513-515-040500-
/O.CON.KTWC.FA.A.0004.000000T0000Z-260804T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area-
Upper San Pedro River Valley-Dragoon and Mule and Huachuca and
Santa Rita Mountains-Baboquivari Mountains-
Including the cities of Canelo Hills, Madera Canyon, Green Valley,
Nogales, Kitt Peak, Vail, Marana, Bisbee, Tucson, Sierra Vista, and
Benson
210 PM MST Mon Aug 3 2026
...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 PM MST THIS EVENING...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...A portion of south-central Arizona, including Santa Cruz,
southwest Cochise and south-central and southeast Pima counties.
* WHEN...Until 10 PM MST this evening.
* IMPACTS...Excessive rainfall runoff may result in flash flooding of
normally dry washes, roadway dips and other low-lying areas.
* ADDITIONAL DETAILS...
- The combination of an increase in lower-level moisture and an
favorable weather pattern will result in widespread strong
thunderstorms with heavy rain across portions of south- central
Arizona. Although most areas impacted by thunderstorms will
receive only between one half to one inch of rain, isolated
locations may receive between 1 and 3 inches. Excessive rainfall
runoff will result in flash flooding.
- Http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
EDWARDS
Action: Expired Issued At: 2026-08-03 23:52:38 126 WGUS65 KTWC 040452 FFATWC Flood Watch National Weather Service Tucson AZ 952 PM MST Mon Aug 3 2026 AZZ503-504-507-513-515-040600- /O.EXP.KTWC.FA.A.0004.000000T0000Z-260804T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area- Upper San Pedro River Valley-Dragoon and Mule and Huachuca and Santa Rita Mountains-Baboquivari Mountains- Including the cities of Tucson, Canelo Hills, Madera Canyon, Kitt Peak, Nogales, Benson, Sierra Vista, Vail, Marana, Bisbee, and Green Valley 952 PM MST Mon Aug 3 2026 ...FLOOD WATCH WILL EXPIRE AT 10 PM MST THIS EVENING... The Flood Watch will expire for a portion of Southeast Arizona, including the following areas, Baboquivari Mountains, Dragoon and Mule and Huachuca and Santa Rita Mountains, Tucson Metro Area, Upper San Pedro River Valley and Upper Santa Cruz River Valley/Altar Valley. The flash flooding threat has ended. Therefore, the Flood Watch will expire at 10 PM MST this evening. $$ JRG | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||