Severe

Significant threat to life or property

Severe Thunderstorm Warning Illinois | Effective 04/02/2026 18:38

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> At 837 PM CDT, severe thunderstorms were located along a line<br /> extending from 14 miles northeast of Kenilworth to Oak Lawn, moving<br /> east at 65 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable<br /> tree damage. Wind damage is also likely to mobile homes,<br /> roofs, and outbuildings. Locations impacted include...<br />

Winter Storm Warning Minnesota, South Dakota | Effective 04/02/2026 18:40

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy mixed precipitation and patchy blowing snow expected.<br /> Total snow and sleet accumulations between 5 and 12 inches and ice<br /> accumulations around one tenth of an inch. Winds gusting as high<br /> as 35 mph. * WHERE...Portions of west central Minnesota and northeast South<br /> Dakota. * WHEN...From 7 AM Friday to 7 PM CDT Saturday. * IMPACTS...Travel could be very difficult. The combination of<br />

Winter Storm Warning South Dakota | Effective 04/02/2026 18:40

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy mixed precipitation and patchy blowing snow expected.<br /> Total snow accumulations between 7 and 14 inches and ice<br /> accumulations around two tenths of an inch. Winds gusting as high<br /> as 35 mph. * WHERE...A portion of north central South Dakota. * WHEN...From 1 AM CDT /midnight MDT/ Friday to 1 PM CDT /noon MDT/<br /> Saturday. * IMPACTS...Travel could be very difficult to impossible. The<br />

Winter Storm Warning South Dakota | Effective 04/02/2026 18:40

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy mixed precipitation and patchy blowing snow expected.<br /> Total snow accumulations between 3 and 5 inches and ice<br /> accumulations up to three tenths of an inch. Winds gusting as high<br /> as 35 mph. * WHERE...Hand, Hughes, Hyde, Stanley, and Sully Counties. * WHEN...From 1 AM CDT /midnight MDT/ Friday to 1 PM CDT /noon MDT/<br /> Saturday. * IMPACTS...Power outages and tree damage are likely due to the ice.<br />

Severe Thunderstorm Warning Illinois | Effective 04/02/2026 18:40

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> At 840 PM CDT, severe thunderstorms were located along a line<br /> extending from near Ingalls Park to Mazon, moving northeast at 55<br /> mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to<br /> roofs, siding, and trees. Locations impacted include...<br /> Joliet, Hammond, Tinley Park, Calumet City, Chicago Heights, Lansing,<br />

Winter Storm Warning Montana | Effective 04/02/2026 18:41

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow accumulations of 1 to 2 feet expected, greatest<br /> on north and west facing aspects. Winds gusting as high as 45 mph. * WHERE...Absaroka/Beartooth Mountains and Crazy Mountains. * WHEN...Until 6 PM MDT Friday. * IMPACTS...Recreation in the high country will become difficult and<br /> hazardous. Avalanche danger will increase. * ADDITIONAL DETAILS...The heaviest snow is expected tonight into<br />

Winter Storm Warning Montana, Wyoming | Effective 04/02/2026 18:41

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow accumulations of 1 to 2 feet expected. Winds<br /> could gust as high as 50 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming,<br /> Northeast Bighorn Mountains. * WHEN...Until 6 PM MDT Friday. * IMPACTS...Travel on Highway 14 through Burgess Junction could<br /> become nearly impossible, due to snow, blowing and drifting snow,<br /> and poor visibility. Recreation in the high country will become<br />

Winter Storm Warning Montana | Effective 04/02/2026 18:41

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow expected. Total snow accumulations between 3 and<br /> 8 inches. Winds gusting as high as 30 mph. * WHERE...Carter, Fallon, and Powder River. * WHEN...From midnight tonight to 6 AM MDT Saturday. * IMPACTS...Travel will be difficult due to snow, areas of blowing<br /> snow and poor visibility, especially over the higher hills. This<br /> includes Highway 12 from Miles City to Baker, and US-212 from<br />

Winter Storm Warning Montana, Wyoming | Effective 04/02/2026 18:41

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow expected. Total snow accumulations between 3 and<br /> 8 inches. Locally higher snowfall up to 12 inches possible for the<br /> higher hills and Wolf Mountains. Winds gusting as high as 45 mph. * WHERE...In Montana, Bighorn Canyon, Southern Big Horn, and Southern<br /> Rosebud. In Wyoming, Sheridan Foothills. * WHEN...Until midnight MDT Friday Night. * IMPACTS...Travel could be very difficult on I-90 from Lodge Grass<br />

Red Flag Warning Colorado | Effective 04/02/2026 18:44

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> The National Weather Service in Denver has issued a Red Flag<br /> Warning for wind and low relative humidity, which is in effect<br /> from 8 AM to 7 PM MDT Friday. * AFFECTED AREA...Fire Weather Zones 238, 239, 240, 241, 242,<br /> 243, 244, 245, 248, 249, 250 and 251. * TIMING...From 8 AM to 7 PM MDT Friday. * WINDS...Northwest 20 to 35 mph, with gusts around 45 mph. Gusts<br /> as high as 60 mph near the foothills of Boulder and Larimer<br /> Counties.
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