Severe · Flash Flood WarningActive alert
Flash Flood Warning issued October 21 at 8:27PM MST until October 22
Affecting Coconino, AZ
In effect until: Oct 22, 2026, 9:30 AM
Coconino, AZ
Likely impact in Coconino, AZ; effects through 9:30 AM.
Flooding of washes and creeks will occur, some dirt roads will become muddy and impassable. Paved roads and underpasses could become flooded as well.
Read the original bulletin (official text)
FFWFGZ The National Weather Service in Flagstaff has extended the * Flash Flood Warning for... Coconino County in north central Arizona... * Until 230 AM MST /330 AM MDT/ Tonight. * At 827 PM MST /927 PM MDT/, a river gauge on the Little Colorado River near the Colorado River reported a rapid rise of 5 feet from thunderstorms earlier today. Additional rainfall amounts of 0.5 to 1 inch 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...River gauge reported. 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... Little Colorado River Navajo Tribal Park and Salt Trail Canyon. This includes the following highways... the Colorado River near mile marker 62. State Route 64 near mile marker 282...and between mile markers 285 and 286. This includes the following recreation areas and campgrounds... Blue Water Base Camp, Old Fish Camp Site and Above LCR Camp Site. This includes the following swimming holes... Blue Water Base Camp. This includes the following creeks, washes and rivers... Bekihatso Wash, Colorado River, Little Colorado River, Moenkopi Wash and Sheep Wash.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™