Severe

Significant threat to life or property

Ohio Severe Flash Flood Warning | Effective 07-21-2026 17:55

FFWPBZ The National Weather Service in Pittsburgh has extended the * Flash Flood Warning for... Southwestern Guernsey County in east central Ohio... Muskingum County in east central Ohio... Northwestern Noble County in east central Ohio... * Until 130 AM EDT. * At 855 PM EDT, local law enforcement reported thunderstorms producing heavy rain across the warned area. Between 2.5 and 3 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1

Colorado Severe Flash Flood Warning | Effective 07-21-2026 17:40

FFWGJT The National Weather Service in Grand Junction has extended the * 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 745 PM MDT. * At 640 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

Arizona Severe Flash Flood Warning | Effective 07-21-2026 17:40

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Gila County in east central Arizona... Coconino County in north central Arizona... Yavapai County in west central Arizona... * Until 845 PM MST. * At 540 PM MST, 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.

Arizona Severe Flash Flood Warning | Effective 07-21-2026 17:15

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Gila County in east central Arizona... * Until 915 PM MST. * At 515 PM MST, Doppler radar indicated thunderstorms producing heavy rain over Sevenmile Wash near MP 268 of US-60. 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

Colorado Severe Flash Flood Warning | Effective 07-21-2026 17:18

FFWGJT The National Weather Service in Grand Junction has extended the * Flash Flood Warning for... Northeastern San Miguel County in southwestern Colorado... Southern Montrose County in west central Colorado... * Until 730 PM MDT. * At 618 PM MDT, Doppler radar indicated thunderstorms producing heavy rain in Highway 145 between Norwood Hill and Placerville. Between 0.6 and 0.8 inches of rain have fallen. Flash flooding is already occurring with multiple mudslides reported around 3:45 pm

Utah Severe Flash Flood Warning | Effective 07-21-2026 17:19

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... The Babylon burn scar in... Central San Juan County in southeastern Utah... * Until 1015 PM MDT. * At 619 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Babylon Burn Scar. Between 1 and 2 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. Excessive rainfall over the burn scar will result in debris flow

Utah Severe Flash Flood Warning | Effective 07-21-2026 17:26

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... South Central Grand County in east central Utah... Northeastern San Juan County in southeastern Utah... * Until 930 PM MDT. * At 626 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across Kane Springs and Hunter Canyons. 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.

Utah Severe Flash Flood Warning | Effective 07-21-2026 16:51

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... Northeastern San Juan County in southeastern Utah... * Until 900 PM MDT. * At 551 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.4 and 0.8 inches of rain have fallen. The expected rainfall rate is 2 to 5 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar.

Arizona Severe Flash Flood Warning | Effective 07-21-2026 16:55

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Yavapai County in west central Arizona... * Until 800 PM MST. * At 455 PM MST, 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 creeks and streams,

Utah Severe Flash Flood Warning | Effective 07-21-2026 16:58

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... East Central San Juan County in southeastern Utah... * Until 900 PM MDT. * At 558 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.7 and 1.2 inches of rain have fallen. The expected rainfall rate is 2 to 4 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar.
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