Immediate

Responsive action SHOULD be taken immediately

South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 01:28

SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Southeastern Brown County in northeastern South Dakota... Southwestern Day County in northeastern South Dakota... Northeastern Spink County in northeastern South Dakota... * Until 415 AM CDT. * At 328 AM CDT, a severe thunderstorm was located over Verdon, or 14 miles south of Groton, moving east at 35 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated.

South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 01:03

At 303 AM CDT, a severe thunderstorm was located near Mellette, or 8 miles south of Warner, moving east at 35 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. This severe thunderstorm will be near... Mellette and Mansfield around 305 AM CDT. Brentford and Stratford around 315 AM CDT.

South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 00:45

SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Southern Brown County in northeastern South Dakota... Northern Spink County in northeastern South Dakota... * Until 330 AM CDT. * At 245 AM CDT, a severe thunderstorm was located near South Scatterwood Lake, or 11 miles southwest of Warner, moving east at 35 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail

South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 00:51

At 251 AM CDT, a severe thunderstorm was located near Mansfield, or 8 miles southwest of Warner, moving east at 35 mph. HAZARD...Two inch 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. This severe thunderstorm will be near... Mansfield around 255 AM CDT. Anyone outdoors should move to shelter inside a well-built structure

Guam Severe Flash Flood Warning | Effective 08/30/2026 00:33

FFWGUM The National Weather Service in Tiyan has issued a * Flash Flood Warning for... Central Guam... * Until 630 PM ChST. * At 533 PM ChST, Doppler radar indicated heavy rain across the warned area. Additional rainfall amounts of 2 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas,

South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 00:43

At 243 AM CDT, a severe thunderstorm was located over North Scatterwood Lake, or 12 miles southwest of Warner, moving east at 35 mph. HAZARD...Two inch 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. This severe thunderstorm will be near... Mansfield around 255 AM CDT. Anyone outdoors should move to shelter inside a well-built structure

South Dakota Severe Severe Thunderstorm Warning | Effective 08/30/2026 00:23

SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Southeastern Edmunds County in north central South Dakota... Northeastern Faulk County in north central South Dakota... Southwestern Brown County in northeastern South Dakota... Northwestern Spink County in northeastern South Dakota... * Until 315 AM CDT. * At 223 AM CDT, a severe thunderstorm was located 6 miles north of Cresbard, or 13 miles south of Ipswich, moving east at 30 mph. HAZARD...60 mph wind gusts and quarter size hail.

Nebraska Severe Severe Thunderstorm Warning | Effective 08/30/2026 00:24

SVRGID The National Weather Service in Hastings has issued a * Severe Thunderstorm Warning for... Greeley County in central Nebraska... Southeastern Valley County in central Nebraska... Northeastern Sherman County in central Nebraska... Northwestern Howard County in central Nebraska... * Until 315 AM CDT. * At 224 AM CDT, a severe thunderstorm was located near Scotia, or 16 miles southeast of Ord, moving northeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees.

Nebraska Severe Severe Thunderstorm Warning | Effective 08/30/2026 00:07

At 207 AM CDT, a severe thunderstorm was located near Loup City, or 27 miles south of Ord, moving northeast at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Automated Weather Station. IMPACT...Expect damage to roofs, siding, and trees. This severe storm will be near... Ashton around 210 AM CDT. Sherman Reservoir Dam around 215 AM CDT. Cotesfield around 225 AM CDT. For your protection move to an interior room on the lowest floor of a building.
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