Arizona Severe Flash Flood Warning | Effective 09-16-2026 12:44

Headline: 
Flash Flood Warning issued September 16 at 12:44PM MST until September 16 at 4:45PM MST by NWS Flagstaff AZ
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
September 16, 2026 - 12:44pm
Expires: 
September 16, 2026 - 4:45pm
Description: 
FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Coconino County in north central Arizona... * Until 445 PM MST /545 PM MDT/. * At 1244 PM MST /144 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 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, normally dry washes, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Tappan Spring, Little Colorado River Navajo Tribal Park and Cameron. This includes State Route 64 between mile markers 275 and 295. This includes the following recreation areas and campgrounds... Willows Camp. This includes the following swimming holes... Tappan Spring. This includes the following creeks, washes and rivers... Burro Canyon Wash, Tappan Wash, Cedar Wash, Little Colorado River, Lee Canyon, Deer Tank Wash, Campbell Francis Wash, Moenkopi Wash, Lava Wash and Needmore 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.
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: 
Coconino, AZ
Forcast Office: 
NWS Flagstaff AZ
Sender: 
w-nws.webmaster@noaa.gov