Immediate

Responsive action SHOULD be taken immediately

Utah Severe Flash Flood Warning | Effective 08/30/2026 13:28

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... Western Kane County in southern Utah... * Until 930 PM MDT Sunday. * At 228 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, streams, creeks and rivers.

Arizona Severe Flash Flood Warning | Effective 08/30/2026 13:32

At 132 PM MST /232 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain across the warned area, near Marble Canyon. Between 0.75 and 1.75 inches of rain have fallen. Additional rainfall amounts of 0.25 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 flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams,

Utah Severe Severe Thunderstorm Warning | Effective 08/30/2026 13:33

SVRSLC The National Weather Service in Salt Lake City has issued a * Severe Thunderstorm Warning for... North central Kane County in southern Utah... * Until 315 PM MDT. * At 233 PM MDT, severe thunderstorms were located along a line extending from 25 miles northwest of Lake Powell to 11 miles north of Big Water, moving northeast at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

Arizona Severe Flash Flood Warning | Effective 08/30/2026 13:33

FFWFGZ The National Weather Service in Flagstaff has extended the * Flash Flood Warning for... The Antelope Creek basin in... Coconino County in north central Arizona... * Until 500 PM MST /600 PM MDT/. * At 133 PM MST /233 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain over the Antelope Creek basin. Between 0.5 and 1 inch of rain has fallen. Additional rainfall amounts of 0.25 to 0.75 inches are possible with approaching storms in the warned

North Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 13:39

SVRBIS The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... South Central Dunn County in southwestern North Dakota... North Central Stark County in southwestern North Dakota... * Until 345 PM MDT. * At 239 PM MDT, a severe thunderstorm was located 9 miles northeast of South Heart, or 9 miles northwest of Dickinson, moving northeast at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to

Montana Severe Severe Thunderstorm Warning | Effective 08/30/2026 13:41

SVRBYZ The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... East Central Carter County in southeastern Montana... * Until 330 PM MDT. * At 241 PM MDT, a severe thunderstorm was located 7 miles southeast of Ridgeway, or 32 miles south of Ekalaka, moving east at 35 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.

Utah Severe Flash Flood Warning | Effective 08-30-2026 13:16

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... South Central Emery County in central Utah... North Central Wayne County in southern Utah... * Until 515 PM MDT. * At 216 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across portions of the San Rafael Swell, including Little Wildhorse, Chute, Crack, Ding, and Dang Canyons. Up to 0.4 inches of rain have fallen. Additional rainfall amounts of 0.25 to

Utah Severe Flash Flood Warning | Effective 08-30-2026 13:19

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... Central Kane County in southern Utah... * Until 715 PM MDT. * At 219 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 0.75 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.

Utah Severe Flash Flood Warning | Effective 08-30-2026 13:28

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... Western Kane County in southern Utah... * Until 930 PM MDT Sunday. * At 228 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, streams, creeks and rivers.

Utah Severe Flash Flood Warning | Effective 08/30/2026 13:16

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... South Central Emery County in central Utah... North Central Wayne County in southern Utah... * Until 515 PM MDT. * At 216 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across portions of the San Rafael Swell, including Little Wildhorse, Chute, Crack, Ding, and Dang Canyons. Up to 0.4 inches of rain have fallen. Additional rainfall amounts of 0.25 to
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