Severe

Significant threat to life or property

Arizona Severe Flash Flood Warning | Effective 07-21-2026 15:30

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Navajo County in north central Arizona... * Until 630 PM MST /730 PM MDT/. * At 330 PM MST /430 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3 inches of rain have fallen. 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

Arizona Severe Flash Flood Warning | Effective 07-21-2026 15:32

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Gila County in east central Arizona... * Until 630 PM MST. * At 332 PM MST, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 0.25 and 1 inch of rain has fallen. Additional rainfall amounts of 0.5 to 1.25 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing

Colorado Severe Flash Flood Warning | Effective 07-21-2026 15:22

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... Southwestern Dolores County in southwestern Colorado... North Central Montezuma County in southwestern Colorado... * Until 730 PM MDT. * At 422 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.6 and 1 inch of rain has fallen. The expected rainfall rate is 2 to 4 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly.

Utah Severe Flash Flood Warning | Effective 07-21-2026 15:29

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... Central Sevier County in central Utah...Specifically for Lower Sigurd Canyon and areas adjacent... * Until 600 PM MDT. * At 429 PM MDT, UDOT reported that after crossing HW 24 in Lower Sigurd Canyon, the flash flood is continuing to move downstream towards areas adjacent to Lower Sigurd Canyon. Between 0.5 and 1.25 inches of rain have fallen. Flash flooding is already occurring.

Arizona Severe Flash Flood Warning | Effective 07-21-2026 15:02

FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... Western Cochise County in southeastern Arizona... East Central Pima County in southeastern Arizona... * Until 600 PM MST. * At 302 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

Colorado Severe Flash Flood Warning | Effective 07-21-2026 14:47

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... The Ferris burn scar in... Northwestern Dolores County in southwestern Colorado... Northern Montezuma County in southwestern Colorado... West Central San Miguel County in southwestern Colorado... * Until 645 PM MDT. * At 347 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Ferris Burn Scar. Between 0.4 and 0.7 inches of rain have fallen across the northwest portion of the Ferris

Colorado Severe Flash Flood Warning | Effective 07-21-2026 14:58

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... Central Montezuma County in southwestern Colorado... * Until 700 PM MDT. * At 358 PM MDT, 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 2 to 3 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar.

Ohio, West Virginia Severe Flash Flood Warning | Effective 07-21-2026 14:36

At 536 PM EDT, emergency management reported flash flooding in Belle Valley. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Heavy rain producing flash flooding. SOURCE...Emergency management reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses.

Ohio Severe Flash Flood Warning | Effective 07-21-2026 14:39

At 539 PM EDT, emergency management reported flash flooding across the warned area. Between 2.5 and 3 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Heavy rain producing flash flooding. SOURCE...Emergency management reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses.
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