Immediate

Responsive action SHOULD be taken immediately

Colorado Severe Severe Thunderstorm Warning | Effective 08/30/2026 17:58

At 657 PM MDT, a severe thunderstorm was located over Orchard City, or 27 miles north of Montrose, moving east at 35 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. Locations impacted include... Orchard City, Cedaredge, and Eckert. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to

South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 17:34

At 634 PM MDT, severe thunderstorms were located along a line from 18 miles northeast of Mclaughlin to near Spring Lake, or along a line from 18 miles northeast of Mclaughlin to 11 miles east of Timber Lake, moving east at 40 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe thunderstorm will be near... Little Eagle, Mahto and Mclaughlin around 635 PM MDT. Trail City around 645 PM MDT. Kenel and Wakpala around 655 PM MDT.

North Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 17:41

SVRBIS The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... Burleigh County in south central North Dakota... Emmons County in south central North Dakota... Eastern Morton County in south central North Dakota... Eastern Sioux County in south central North Dakota... * Until 830 PM CDT /730 PM MDT/. * At 741 PM CDT /641 PM MDT/, severe thunderstorms were located along a line from over Wilton to 9 miles southwest of Fort Yates, or

Arizona Severe Severe Thunderstorm Warning | Effective 08/30/2026 17:43

SVRTWC The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... West Central Pima County in southeastern Arizona... * Until 630 PM MST. * At 543 PM MST, a severe thunderstorm was located 7 miles southeast of GuVo, moving north at 5 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Pisinemo, GuVo, Pia Oik, Santa Cruz and KuKatch. Seek shelter inside a well-built structure and stay away from

Utah Severe Flash Flood Warning | Effective 08-30-2026 17:27

FFWSLC The National Weather Service in Salt Lake City has extended the * Flash Flood Warning for... Southwestern Wayne County in southern Utah... * Until 730 PM MDT. * At 627 PM MDT, National Park personnel reported flows on Sulphur Creek from earlier thunderstorms producing heavy rain across portions of Capitol Reef National Park. This area includes Sunglow Canyon, Sulphur Creek, Spring Canyon, Cohab Canyon, and Grand Wash. Between 0.5 and 1.0 inches of rain have fallen. Flash flooding is already occurring.

Utah Severe Flash Flood Warning | Effective 08/30/2026 16:52

At 552 PM MDT, Doppler radar indicated earlier thunderstorms that produced heavy rain across portions of Hole in the Rock Road, primarily over Harris Wash, Choprock Canyon, and Neon Canyon. Water will continue to flow down the Escalante River to Lake Powell. Up to 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.

South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 16:55

SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Corson County in north central South Dakota... * Until 700 PM MDT. * At 555 PM MDT, severe thunderstorms were located along a line from 9 miles northwest of Walker to 6 miles north of Isabel, or along a line from 19 miles north of Bullhead to 18 miles west of Timber Lake, moving east at 40 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Trained spotters reported. At 546 PM MDT, 60 mph wind

Colorado Severe Flash Flood Warning | Effective 08/30/2026 16:58

FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... The northwest side of the Turner Gulch Fire Scar burn scar in... Southwestern Mesa County in west central Colorado... * Until 800 PM MDT. * At 558 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the northwest side of the Turner Gulch Fire Scar Burn Scar. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 3 inches in 20 minutes. Flash flooding is ongoing

Arizona Severe Severe Thunderstorm Warning | Effective 08/30/2026 17:04

SVRTWC The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... Central Pima County in southeastern Arizona... * Until 545 PM MST. * At 504 PM MST, a severe thunderstorm was located 12 miles southwest of Pisinemo, moving north at 5 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Santa Cruz. Seek shelter inside a well-built structure and stay away from

Colorado Severe Flash Flood Warning | Effective 08/30/2026 17:09

FFWGJT The National Weather Service in Grand Junction has extended the * Flash Flood Warning for... The Northwest area of the Ferris Fire Scar burn scar in... Northwestern Dolores County in southwestern Colorado... * Until 700 PM MDT. * At 609 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Northwest area of the Ferris Fire Scar Burn Scar. Between 0.3 and 0.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. Excessive
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