Immediate

Responsive action SHOULD be taken immediately

South Dakota Severe Severe Thunderstorm Warning | Effective 08/29/2026 17:32

At 732 PM CDT, a severe thunderstorm was located near Eureka, moving northeast at 15 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. Trained spotters in Eureka reported golfball-sized hail at 714 PM CDT. 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. This severe thunderstorm will be near... Eureka around 735 PM CDT.

Arizona Severe Severe Thunderstorm Warning | Effective 08/29/2026 17:36

SVRTWC The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... South Central Pima County in southeastern Arizona... * Until 615 PM MST. * At 536 PM MST, a severe thunderstorm was located over San Miguel, moving northeast at 5 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... San Miguel, Choulic, Newfield, Coldfields and Hashan Chuchg. Seek shelter inside a well-built structure and stay away from

Arizona Severe Flash Flood Warning | Effective 08/29/2026 17:37

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The Paria River in... Coconino County in north central Arizona... * Until 830 PM MST. * At 537 PM MST, Heavy rain that occurred earlier in Utah produced a gage rise of nearly 3 feet along the Paria River just north of the Arizona border. As a result, this flood wave will move through the slot canyon area of the northern Paria River. HAZARD...Life threatening flash flooding. SOURCE...Radar indicated.

South Dakota Severe Severe Thunderstorm Warning | Effective 08/29/2026 17:38

SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Northeastern Dewey County in north central South Dakota... * Until 730 PM MDT. * At 638 PM MDT, a severe thunderstorm was located over Promise, or 14 miles southwest of Mobridge, moving northeast at 15 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.

Arizona Severe Flash Flood Warning | Effective 08/29/2026 17:38

FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... South Central Pima County in southeastern Arizona... * Until 845 PM MST. * At 538 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 up to 1 inch 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 17:40

At 740 PM CDT, a severe thunderstorm was located 5 miles southeast of Seneca, or 15 miles west of Faulkton, moving southeast at 30 mph. HAZARD...Two inch hail and 70 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. This severe thunderstorm will be near... Seneca around 745 PM CDT.

Arizona Severe Flash Flood Warning | Effective 08/29/2026 17:41

FFWFGZ The National Weather Service in Flagstaff has extended the * Flash Flood Warning for... The Bright Angel Creek Basin below the Dragon Bravo Fire scar in... Coconino County in north central Arizona... * Until 745 PM MST. * At 541 PM MST, Heavy rain from earlier has produced flash flooding along Bright Angel Creek in the area of Phantom Ranch and the Transept. Heavy creek flow in ongoing. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding in and around the Bright Angel Creek Basin

Arizona Severe Flash Flood Warning | Effective 08-29-2026 17:22

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Coconino County in north central Arizona...the Colorado River near mile marker 62. * Until 1215 AM MST /115 AM MDT/ Tonight. * At 522 PM MST /622 PM MDT/, Doppler radar indicated thunderstorms that produced heavy rain earlier southwest of Cameron have resulted in a flash flood along the Little Colorado River west of Cameron. Between 1 and 2 inches were estimate by radar earlier in the

Utah Severe Flash Flood Warning | Effective 08/29/2026 16:52

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... Southwestern San Juan County in southeastern Utah... Eastern Kane County in southern Utah... * Until 845 PM MDT. * At 552 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across Dry Rock Creek and lower portions of Hole in the Rock Road down to Lake Powell, including Headless Hen Canyon, Coyote Gulch, Forty Mile Gulch, Fifty Mile Gulch, and Davis Gulch.

South Dakota Severe Severe Thunderstorm Warning | Effective 08/29/2026 17:12

SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Northwestern McPherson County in north central South Dakota... * Until 815 PM CDT. * At 712 PM CDT, a severe thunderstorm was located over Eureka, moving northeast at 15 mph. HAZARD...Golf 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.
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