Arizona Severe Flash Flood Warning | Effective 09-16-2026 12:42

Headline: 
Flash Flood Warning issued September 16 at 12:42PM MST until September 16 at 4:45PM MST by NWS Phoenix AZ
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
September 16, 2026 - 12:42pm
Expires: 
September 16, 2026 - 4:45pm
Description: 
FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Maricopa County in south central Arizona... * Until 445 PM MST. * At 1242 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1.5 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. 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... Scottsdale, New River, Cave Creek, Carefree, Desert Mountain and Seven Springs.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
SNM: AVISO DE INUNDACIONES REPENTINAS hasta 4:45 PM MST. Evite areas inundadas.
Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 4:45 PM 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