Headline:
Flash Flood Warning issued September 3 at 5:39PM MST until September 3 at 8:00PM MST by NWS Tucson AZ
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
September 3, 2026 - 5:39pm
Expires:
September 3, 2026 - 8:00pm
Description:
At 539 PM MST, Doppler radar indicated thunderstorms producing heavy
rain across washes east of the San Pedro River near Mammoth. Between
1 and 2 inches of rain have fallen. Additional rainfall amounts up to
0.3 inches are possible in the warned area. Flash flooding is ongoing
or expected to begin shortly along River Rd near and south of
Mammoth.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, streets as well
as other poor drainage and low-lying areas.
Some locations that will experience flash flooding include...
River Rd near and south of Mammoth towards Big Wash. Washes include
Clark Wash, Mulberry Wash, Copper Creek, Mammoth Wash, and Dry Camp
Canyon.
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Area Description:
Pinal, AZ
Forcast Office:
NWS Tucson AZ
Sender:
w-nws.webmaster@noaa.gov