Immediate

Responsive action SHOULD be taken immediately

Arizona Severe Severe Thunderstorm Warning | Effective 08/27/2026 18:51

At 651 PM MST, a severe thunderstorm was located near Oro Valley, moving west at 15 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... Catalina, Oro Valley, Saddlebrooke, Saddlebrooke Ranch, Oracle Junction and Biosphere 2. This includes the following highways... Route 79 between mile markers 92 and 95. Route 77 between mile markers 85 and 95.

Arizona Severe Severe Thunderstorm Warning | Effective 08/27/2026 18:53

At 653 PM MST, a severe thunderstorm was located 7 miles west of Saguaro National Park West, moving northwest at 15 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... Avra Valley, Saguaro National Park West, Tucson Estates and Picture Rocks. Seek shelter inside a well-built structure and stay away from

Nebraska Severe Severe Thunderstorm Warning | Effective 08/27/2026 18:55

SVRLBF The National Weather Service in North Platte has issued a * Severe Thunderstorm Warning for... Frontier County in southwestern Nebraska... Southern Lincoln County in southwestern Nebraska... Northeastern Hayes County in southwestern Nebraska... * Until 1000 PM CDT. * At 855 PM CDT, severe thunderstorms were located along a line extending from near Gothenburg to 10 miles northwest of Moorefield to near Dickens, moving south at 35 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated.

New York Severe Severe Thunderstorm Warning | Effective 08/27/2026 18:57

SVRALY The National Weather Service in Albany has issued a * Severe Thunderstorm Warning for... Central Albany County in east central New York... East Central Schoharie County in east central New York... * Until 1045 PM EDT. * At 957 PM EDT, a severe thunderstorm was located over Breakabeen, or 9 miles southeast of Cobleskill, moving east at 35 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include...

Pennsylvania Severe Flash Flood Warning | Effective 08/27/2026 18:58

FFWCTP The National Weather Service in State College has issued a * Flash Flood Warning for... East Central Lancaster County in south central Pennsylvania... * Until 100 AM EDT. * At 958 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 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.

Utah Severe Severe Thunderstorm Warning | Effective 08/27/2026 18:58

SVRSLC The National Weather Service in Salt Lake City has issued a * Severe Thunderstorm Warning for... North central Tooele County in northern Utah... * Until 830 PM MDT. * At 757 PM MDT, a severe thunderstorm was located near Knolls, or 36 miles east of Wendover, moving northeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Knolls, Clive, Utah Test and Training Range North, and Utah Test and Training Range South.

Nebraska Severe Severe Thunderstorm Warning | Effective 08/27/2026 18:59

SVRGID The National Weather Service in Hastings has issued a * Severe Thunderstorm Warning for... Gosper County in south central Nebraska... Dawson County in south central Nebraska... * Until 1000 PM CDT. * At 858 PM CDT, severe thunderstorms were located along a line extending from 11 miles west of Oconto to near Gothenburg to 10 miles northwest of Moorefield, moving southeast at 30 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Automated Weather Station. At 836 PM CDT, the automated

Virginia Severe Flash Flood Warning | Effective 08/27/2026 18:32

FFWLWX The National Weather Service in Baltimore MD/Washington has issued a * Flash Flood Warning for... Southwestern Albemarle County in central Virginia... Southeastern Nelson County in central Virginia... * Until 1230 AM EDT. * At 932 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

Illinois, Indiana Severe Flood Warning | Effective 08/27/2026 18:32

...The Flood Warning continues for the following rivers in Illinois...Indiana... Wabash River at New Harmony. .The river at New Harmony is cresting about a half foot above flood stage. It will remain there tonight, then fall slowly until it goes below flood stage Saturday evening. For the Wabash River...including New Harmony...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at New Harmony. * WHEN...Until late Saturday night.
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