317
WGUS65 KTWC 131852
FFATWC

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Tucson AZ
1152 AM MST Sun Sep 13 2026

AZZ503>509-511>514-141230-
/O.NEW.KTWC.FA.A.0011.260914T1800Z-260915T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Upper Santa Cruz River Valley/Altar Valley-Tucson Metro Area-
South Central Pinal County-Southeast Pinal County-Upper San Pedro
River Valley-Eastern Cochise County below 5000 feet-Upper Gila
River Valley-Galiuro and Pinaleno Mountains-Chiricahua Mountains-
Dragoon and Mule and Huachuca and Santa Rita Mountains-Catalina
and Rincon Mountains-
Including the cities of Douglas, Vail, Nogales, Mount Lemmon, Picacho
Peak State Park, Marana, Mammoth, Sierra Vista, Canelo
Hills, Oracle, Summerhaven, Chiricahua N.M., Tucson, Benson,
Madera Canyon, Safford, Bisbee, Green Valley, Clifton, Mount Graham,
and Willcox
1152 AM MST Sun Sep 13 2026

...FLOOD WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY
EVENING...

* WHAT...Flash flooding caused by excessive rainfall is possible.

* WHERE...A portion of Southeast Arizona, including the following
  areas, Catalina and Rincon Mountains, Chiricahua Mountains, Dragoon
  and Mule and Huachuca and Santa Rita Mountains, Eastern Cochise
  County below 5000 feet, Galiuro and Pinaleno Mountains, South
  Central Pinal County, Southeast Pinal County, Tucson Metro Area,
  Upper Gila River Valley, Upper San Pedro River Valley and Upper
  Santa Cruz River Valley/Altar Valley.

* WHEN...From Monday morning through Monday evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.
  Creeks and streams may rise out of their banks. Low-water crossings
  may be flooded.

* ADDITIONAL DETAILS...
  - Well above normal moisture levels for September are expected to
    result in scattered to numerous showers and thunderstorms capable
    of producing heavy rainfall Monday. Rain totals of 1 to 2 inches
    are expected with the stronger storms with isolated amounts over
    2 inches possible. Areas that received substantial rainfall in
    the 48 to 72 hours will be more susceptible to flash flooding.
    This rainfall will result in faster response in washes, creeks,
    and storm drainages.
  - 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.

&&

$$

GEL