Arizona Severe Flash Flood Warning | Effective 08-30-2026 20:15

Headline: 
Flash Flood Warning issued August 30 at 8:15PM MST until August 31 at 12:15AM MST by NWS Phoenix AZ
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
August 30, 2026 - 8:15pm
Expires: 
August 31, 2026 - 12:15am
Description: 
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.
Instruction: 
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.
SNM: AVISO DE INUNDACIONES REPENTINAS hasta 12:15 AM MST. Evite areas inundadas.
Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 12:15 AM MST. Esta es una situacion peligrosa y amenaza la vida. No intente viajar a menos que sea para abandonar un area propensa a inundaciones o bajo una orden de desalojo.
Area Description: 
Maricopa, AZ
Forcast Office: 
NWS Phoenix AZ
Sender: 
w-nws.webmaster@noaa.gov