Severe

Significant threat to life or property

Flood Warning New York | Effective 04/01/2026 01:12

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Minor flooding is forecast. * WHERE...Mohawk River at Little Falls. * WHEN...Until tomorrow afternoon. * IMPACTS...At 15.0 feet, Minor flood stage. Water overflows onto<br /> Route 5S near Fort Herkimer and farm fields are flooded. * ADDITIONAL DETAILS...<br /> - At 3:30 AM EDT Wednesday the stage was 13.9 feet.<br /> - Forecast...The river is expected to rise above flood stage<br /> early this morning to a crest of 16.9 feet this afternoon. It<br />

Winter Storm Warning Wisconsin | Effective 04/01/2026 01:16

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy mixed precipitation expected. Total snow and sleet<br /> accumulations up to two inches and ice accumulations up to two<br /> tenths of an inch. Winds gusting as high as 30 mph. * WHERE...Oneida, Vilas, Florence, Forest, and Northern Marinette<br /> counties. * WHEN...From 2 AM to 10 PM CDT Thursday. * IMPACTS...Power outages and tree damage are possible due to the<br /> ice. Travel could be hazardous due to icy roads. The hazardous<br />

Winter Storm Warning Wisconsin | Effective 04/01/2026 01:16

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy mixed precipitation expected. Total snow and sleet<br /> accumulations up to one inch and ice accumulations between one<br /> tenth and one quarter of an inch. Winds gusting as high as 30 mph. * WHERE...Northern Oconto County, Southern Marinette County, and<br /> Southern Oconto counties. * WHEN...From 2 AM to 1 PM CDT Thursday. * IMPACTS...Power outages and tree damage are possible due to the<br />

Flood Warning Pennsylvania | Effective 04/01/2026 00:46

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Flooding caused by excessive rainfall continues. * WHERE...Southern Mercer County in northwestern Pennsylvania...<br /> Northern Lawrence County in western Pennsylvania... * WHEN...Until 700 AM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying<br /> and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS...<br /> - At 344 AM EDT, Doppler radar and automated rain gauges indicated<br />

Winter Storm Watch Wyoming | Effective 04/01/2026 00:47

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow possible. Total snow accumulations between 10<br /> and 16 inches possible. Winds could gust as high as 50 mph. * WHERE...Wind River Mountains East, Wind River Mountains West, and<br /> Salt River and Wyoming Ranges. * WHEN...From this evening through Friday afternoon. * IMPACTS...Travel could be very difficult, including over South<br /> Pass. Instruction:<br /> Monitor the latest forecasts for updates on this situation.

Winter Storm Watch Wyoming | Effective 04/01/2026 00:47

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow possible. Total snow accumulations between 12<br /> and 20 inches possible, with the highest amounts on the western<br /> slopes of the northern Bighorns. Winds could gust as high as 45<br /> mph. * WHERE...Bighorn Mountains Southeast and Bighorn Mountains West. * WHEN...From Thursday evening through Friday afternoon. * IMPACTS...Travel could be very difficult, including over Granite<br /> and Powder River Passes. Instruction:<br />

Winter Storm Watch Idaho, Wyoming, Montana | Effective 04/01/2026 00:47

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow possible. Total snow accumulations between 12<br /> and 18 inches possible with locally up to 24 inches in the western<br /> slopes of the Tetons. In northern Yellowstone Park, 6 to 10 inches<br /> of snow is possible. Winds could gust as high as 40 mph. * WHERE...Teton and Gros Ventre Mountains and Yellowstone National<br /> Park. * WHEN...From this evening through Friday afternoon.

High Wind Watch Wyoming | Effective 04/01/2026 00:54

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Northwest winds 30 to 40 mph with gusts up to 60 mph<br /> possible. * WHERE...Central Laramie County. * WHEN...From Thursday evening through Friday afternoon. * IMPACTS...Mainly to transportation. Strong cross winds will be<br /> hazardous to light weight or high profile vehicles, including<br /> campers and tractor trailers. Instruction:<br /> A High Wind Watch means there is the potential for a hazardous high<br />

High Wind Watch Wyoming | Effective 04/01/2026 00:54

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...West winds 40 to 50 mph with gusts up to 65 mph possible. * WHERE...Bordeaux area along Interstate 25 between Chugwater and<br /> Wheatland. * WHEN...From Thursday evening through Friday afternoon. * IMPACTS...Mainly to transportation. Strong cross winds will be<br /> hazardous to light weight or high profile vehicles, including<br /> campers and tractor trailers. Instruction:<br /> A High Wind Watch means there is the potential for a hazardous high<br />

High Wind Watch Wyoming | Effective 04/01/2026 00:54

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...West winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...North Snowy Range Foothills including Arlington and Elk<br /> Mountain along Interstate 80. * WHEN...From Thursday morning through Friday afternoon. * IMPACTS...Mainly to transportation. Strong cross winds will be<br /> hazardous to light weight or high profile vehicles, including<br /> campers and tractor trailers. Instruction:<br />
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