Severe · Flash Flood WarningThis alert has expired. It is kept for reference.
Flash Flood Warning issued August 30 at 8:15PM MST until August 31
Affecting Maricopa, AZ
In effect until: Aug 31, 2026, 7:15 AM
Maricopa, AZ
Likely impact in Maricopa, AZ; effects through 7:15 AM.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Read the original bulletin (official text)
FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Maricopa County in south central Arizona... * Until 1215 AM MST. * At 815 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 2 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Big Horn. This includes AZ Interstate 8 between mile markers 122 and 131. This includes the following streams and drainages... Bender Wash, Quilotosa Wash, Sauceda Wash and Sand Tank Wash.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™