Immediate

Responsive action SHOULD be taken immediately

Arizona Severe Flash Flood Warning | Effective 09/16/2026 11:46

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Maricopa County in south central Arizona... Pinal County in southeastern Arizona... * Until 345 PM MST. * At 1146 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 0.5 to 1 inch are possible in the

Arizona Severe Flash Flood Warning | Effective 09/16/2026 11:51

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Maricopa County in south central Arizona... * Until 145 PM MST. * At 1151 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

Arizona Severe Flash Flood Warning | Effective 09-16-2026 11:32

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Gila County in east central Arizona... Maricopa County in south central Arizona... * Until 330 PM MST. * At 1132 AM 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

Utah Severe Flash Flood Warning | Effective 09-16-2026 11:34

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... San Juan County in southeastern Utah... * Until 300 PM MDT. * At 1234 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across 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 normally dry washes, slot canyons, creeks and streams.

Arizona Severe Flash Flood Warning | Effective 09/16/2026 11:32

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Gila County in east central Arizona... Maricopa County in south central Arizona... * Until 330 PM MST. * At 1132 AM 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

Utah Severe Flash Flood Warning | Effective 09/16/2026 11:34

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... San Juan County in southeastern Utah... * Until 300 PM MDT. * At 1234 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across 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 normally dry washes, slot canyons, creeks and streams.

Arizona Severe Flash Flood Warning | Effective 09/16/2026 11:40

FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... Central Pima County in southeastern Arizona... * Until 245 PM MST. * At 1140 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas,

Arizona Severe Flash Flood Warning | Effective 09-16-2026 11:23

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The Labyrinth Canyon and Pace Canyon watersheds in... Coconino County in north central Arizona... * Until 230 PM MST /330 PM MDT/. * At 1123 AM MST /1223 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain over the Labyrinth Canyon and Face Canyon watersheds. Up to 1.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing

Arizona Severe Flash Flood Warning | Effective 09/16/2026 11:23

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The Labyrinth Canyon and Pace Canyon watersheds in... Coconino County in north central Arizona... * Until 230 PM MST /330 PM MDT/. * At 1123 AM MST /1223 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain over the Labyrinth Canyon and Face Canyon watersheds. Up to 1.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing
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