Arizona Severe Flash Flood Warning | Effective 08-10-2026 18:31

Headline: 
Flash Flood Warning issued August 10 at 6:31PM MST until August 10 at 9:30PM MST by NWS Flagstaff AZ
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
August 10, 2026 - 6:31pm
Expires: 
August 10, 2026 - 9:30pm
Description: 
FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Navajo County in north central Arizona... * Until 1030 PM MDT. * At 731 PM MDT, Doppler radar indicated thunderstorms producing heavy rain along Highway 160 near Tsegi to northwest of Kayenta. Between 0.75 and 1.5 inches of rain have fallen. Additional rainfall amounts up to 0.5 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, normally dry washes, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Tsegi. This includes the following highways... Highway 160 between mile markers 370 and 390. Highway 163 between mile markers 402 and 408. State Route 564 between mile markers 375 and 382. This includes the following creeks, washes and rivers... Shonto Wash, Laguna Creek, Cutfoot Wash, Parrish Creek, Capitan Wash, El, Tsegi Canyon and Narrow Canyon Wash.
Instruction: 
Flooding of washes and creeks will occur, some dirt roads will become muddy and impassable. Paved roads and underpasses could become flooded as well. Be aware of your surroundings and do not drive on flooded roads. Low water crossings will become dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.
SNM: AVISO DE INUNDACIONES REPENTINAS hasta 9:30 PM MST. Evite areas inundadas.
Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 9:30 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: 
Navajo, AZ
Forcast Office: 
NWS Flagstaff AZ
Sender: 
w-nws.webmaster@noaa.gov