Severe

Significant threat to life or property

Northern Mariana Islands Coastal Flood Warning | Effective 04/15/2026 10:49

Public safety alert, emergency alert, and weather alert Description: * WHAT...For the Coastal Flood Warning, significant coastal flooding up to 4 feet. For the High Surf Warning, dangerously large breaking waves of 13 to 18 feet. * WHERE...South, west and north facing reefs and shorelines. * WHEN...For the Coastal Flood Warning, until 5 PM ChST Thursday. For the High Surf Warning, until 5 PM ChST Friday. * IMPACTS...Some roads may be closed. Low lying property

Guam Coastal Flood Warning | Effective 04/15/2026 10:49

Public safety alert, emergency alert, and weather alert Description: * WHAT...For the Coastal Flood Warning, significant coastal flooding up to 3 feet. For the High Surf Warning, dangerously large breaking waves of 12 to 16 feet. * WHERE...South, west and north facing reefs and shorelines. * WHEN...For the Coastal Flood Warning, until 5 PM ChST this afternoon. For the High Surf Warning, until 5 PM ChST Friday. * IMPACTS...Some roads may be closed. Low lying property

Iowa Severe Thunderstorm Warning | Effective 04/15/2026 10:49

Public safety alert, emergency alert, and weather alert Description: SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Greene County in west central Iowa... Southern Webster County in central Iowa... Southeastern Calhoun County in west central Iowa... Southwestern Hamilton County in central Iowa... Northern Boone County in central Iowa... * Until 145 PM CDT. * At 1248 PM CDT, a severe thunderstorm was located 5 miles northeast

Iowa Severe Thunderstorm Warning | Effective 04/15/2026 10:50

Public safety alert, emergency alert, and weather alert Description: At 1250 PM CDT, a severe thunderstorm was located near Churdan, or 7 miles northwest of Jefferson, moving east at 50 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Emergency management. 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. Locations impacted include... Jefferson, Scranton, Churdan, Lohrville, Lanesboro, and Ralston.

Oregon Freeze Watch | Effective 04/15/2026 10:50

Public safety alert, emergency alert, and weather alert Description: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 25 degrees expected. For the Freeze Watch, sub-freezing temperatures as low as 26 degrees possible. * WHERE...Upper Hood River Valley. * WHEN...For the Freeze Warning, from 1 AM to 9 AM PDT Thursday. For the Freeze Watch, from 1 AM to 9 AM PDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor

Oregon Freeze Watch | Effective 04/15/2026 10:50

Public safety alert, emergency alert, and weather alert Description: * WHAT...For the Frost Advisory, temperatures of 32 to 36 degrees will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 30 degrees possible. * WHERE...Cascade Foothills of Marion and Linn Counties and Lane County Cascade Foothills. * WHEN...For the Frost Advisory, from 1 AM to 9 AM PDT Thursday. For the Freeze Watch, from 1 AM to 9 AM PDT Friday.

Nebraska Severe Thunderstorm Warning | Effective 04/15/2026 10:52

Public safety alert, emergency alert, and weather alert Description: SVROAX The National Weather Service in Omaha has issued a * Severe Thunderstorm Warning for... Northwestern Seward County in southeastern Nebraska... Southwestern Butler County in east central Nebraska... * Until 130 PM CDT. * At 1251 PM CDT, a severe thunderstorm was located 4 miles northwest of Utica, or 12 miles northeast of York, moving east at 40 mph. HAZARD...Quarter size hail. SOURCE...Public reported hail up to quarter size in York.

Indiana Severe Thunderstorm Warning | Effective 04/15/2026 10:54

Public safety alert, emergency alert, and weather alert Description: SVRIWX The National Weather Service in Northern Indiana has issued a * Severe Thunderstorm Warning for... North central Wabash County in north central Indiana... Southwestern Noble County in northeastern Indiana... Whitley County in northeastern Indiana... Southeastern Kosciusko County in north central Indiana... * Until 230 PM EDT. * At 153 PM EDT, a severe thunderstorm was located near Winona Lake, moving east at 55 mph.

Idaho, Wyoming, Montana Winter Storm Warning | Effective 04/15/2026 10:56

Public safety alert, emergency alert, and weather alert Description: * WHAT...Heavy snow expected. Total snow accumulations between 9 and 18 inches, with the highest elevations could see up to 20 inches. Winds gusting between 30 and 50 mph. Higher elevations could gust up to 55 mph. * WHERE...Absaroka Mountains, Teton and Gros Ventre Mountains, and Yellowstone National Park. * WHEN...From 6 PM this evening to 6 AM MDT Friday. * IMPACTS...Travel could be very difficult, especially across Teton

Wyoming Winter Storm Warning | Effective 04/15/2026 10:56

Public safety alert, emergency alert, and weather alert Description: * WHAT...Heavy snow expected. Total snow accumulations between 9 and 18 inches across the mountains. Expect snow accumulations of 5 to 7 inches for South Pass. Winds gusting between 45 and 60 mph, including across South Pass. * WHERE...Wind River Mountains East and Wind River Mountains West. * WHEN...From 6 PM this evening to 6 PM MDT Friday. * IMPACTS...Travel could be very difficult, especially across South
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