709
WGUS65 KTWC 291226
FFATWC

Flood Watch
National Weather Service Tucson AZ
526 AM MST Sat Aug 29 2026

AZZ502>507-513>515-300000-
/O.CON.KTWC.FA.A.0009.260829T1800Z-260831T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Tohono O`odham Nation-Upper Santa Cruz River Valley/Altar Valley-
Tucson Metro Area-South Central Pinal County-Southeast Pinal
County-Upper San Pedro River Valley-Dragoon and Mule and Huachuca
and Santa Rita Mountains-Catalina and Rincon Mountains-
Baboquivari Mountains-
Including the cities of Nogales, Kitt Peak, Benson, Summerhaven,
Marana, Mammoth, Vail, Madera Canyon, Sells, Bisbee, Green Valley,
Sierra Vista, Tucson, Canelo Hills, Mount Lemmon, Oracle, and Picacho
Peak State Park
526 AM MST Sat Aug 29 2026

...FLOOD WATCH REMAINS IN EFFECT FROM 11 AM MST THIS MORNING THROUGH
LATE SUNDAY NIGHT...

* WHAT...Flash flooding caused by excessive rainfall continues to be
  possible.

* WHERE...Tucson Metro Area, Southeast Pinal County, Tohono O`odham
  Nation, Upper San Pedro River Valley Upper Santa Cruz River
  Valley/Altar Valley, Baboquivari Mountains, Catalina and Rincon
  Mountains, Dragoon and Mule and Huachuca and Santa Rita Mountains.

* WHEN...From 11 AM MST this morning through late Sunday night.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.
  Low-water crossings may be flooded. Flooding may occur in poor
  drainage and urban areas.

* ADDITIONAL DETAILS...
  - An increase in moisture will bring scattered thunderstorms
    Saturday and Sunday. Rainfall rates in excess of 1 inch per hour
    are expected with the stronger storms with isolated areas having
    the potential of 1-3 inches. Additional rainfall from the
    previous day and overnight activity will result in faster
    responses in normally dry washes, creeks and roadway dips.

  - 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.

&&

$$

AWH