Immediate

Responsive action SHOULD be taken immediately

Utah Severe Flash Flood Warning | Effective 08-29-2026 15:59

FFWSLC The National Weather Service in Salt Lake City has extended the * Flash Flood Warning for... Southern Emery County in central Utah... North Central Wayne County in southern Utah... * Until 730 PM MDT. * At 459 PM MDT, State Park personnel reported flash flooding in Little Wildhorse and Chute Canyons from earlier thunderstorms. These storms produced heavy rain across portions of the San Rafael Swell including Goblin Valley, Little Wildhorse, Crack, Chute,

Nevada Severe Severe Thunderstorm Warning | Effective 08/29/2026 15:55

SVRLKN The National Weather Service in Elko Nevada has issued a * Severe Thunderstorm Warning for... East central White Pine County in northeastern Nevada... * Until 430 PM PDT. * At 355 PM PDT, a severe thunderstorm was located 17 miles west of Partoun, or 25 miles southeast of Schellbourne, moving northeast at 40 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of

Arizona Severe Flash Flood Warning | Effective 08/29/2026 15:55

FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... East Central Pima County in southeastern Arizona... * Until 645 PM MST. * At 355 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.6 and 1.1 inches of rain have fallen. Additional rainfall amounts of 1 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated.

South Dakota Severe Severe Thunderstorm Warning | Effective 08/29/2026 15:55

At 455 PM MDT, severe thunderstorms were located along a line from over Maverick Junction to 34 miles south of Slim Butte, or along a line from 7 miles southeast of Hot Springs to 37 miles southwest of Pine Ridge, moving northeast at 50 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Automated observations. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Pine Ridge, Oglala, Oelrichs, Smithwick, Prairie Winds Casino,

Utah Severe Severe Thunderstorm Warning | Effective 08/29/2026 15:56

SVRSLC The National Weather Service in Salt Lake City has issued a * Severe Thunderstorm Warning for... Southwestern San Juan County in southeastern Utah... Eastern Kane County in southern Utah... * Until 530 PM MDT. * At 456 PM MDT, a severe thunderstorm was located 9 miles northeast of Big Water, or 42 miles south of Escalante, moving east at 30 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated and mesonet observed. IMPACT...Hail damage to vehicles is expected. Expect considerable

Utah Severe Flash Flood Warning | Effective 08/29/2026 15:59

FFWSLC The National Weather Service in Salt Lake City has extended the * Flash Flood Warning for... Southern Emery County in central Utah... North Central Wayne County in southern Utah... * Until 730 PM MDT. * At 459 PM MDT, State Park personnel reported flash flooding in Little Wildhorse and Chute Canyons from earlier thunderstorms. These storms produced heavy rain across portions of the San Rafael Swell including Goblin Valley, Little Wildhorse, Crack, Chute,

Utah Severe Severe Thunderstorm Warning | Effective 08/29/2026 15:30

At 430 PM MDT, severe thunderstorms were located along a line extending from 34 miles northwest of Scipio to 9 miles west of Delta, moving east at 25 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Delta, Hinckley, Lynndyl, Abraham, Sutherland, Sugarville, and Little Sahara State Park.

Arizona Severe Flash Flood Warning | Effective 08/29/2026 15:31

FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... East Central Pima County in southeastern Arizona... Northwestern Santa Cruz County in southeastern Arizona... * Until 630 PM MST. * At 331 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 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.

Utah Severe Flash Flood Warning | Effective 08/29/2026 15:35

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... Southern Emery County in central Utah... North Central Wayne County in southern Utah... * Until 530 PM MDT. * At 435 PM MDT, State Park personnel reported flash flooding in Little Wildhorse Canyon from earlier thunderstorms. These storms produced heavy rain across portions of the San Rafael Swell including Goblin Valley, Little Wildhorse, Crack, Chute, Ding,

Nevada Severe Severe Thunderstorm Warning | Effective 08/29/2026 15:35

SVRLKN The National Weather Service in Elko Nevada has issued a * Severe Thunderstorm Warning for... East central White Pine County in northeastern Nevada... * Until 400 PM PDT. * At 334 PM PDT, a severe thunderstorm was located 19 miles southeast of Schellbourne, moving northeast at 40 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of east central White Pine County.
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