Expected

Responsive action SHOULD be taken soon (within next hour)

Guam High Surf 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

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

Northern Mariana Islands High Surf 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 6 feet. For the High Surf Warning, dangerously large breaking waves of 20 to 25 feet. * WHERE...South, west, and north facing reefs and shorelines. * WHEN...For the Coastal Flood Warning, until noon ChST Friday. For the High Surf Warning, until 5 PM ChST Friday. * IMPACTS...Numerous roads may be closed. Low lying property

Northern Mariana Islands High Surf 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

Oregon Freeze Warning | 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

Wyoming Winter Weather Advisory | Effective 04/15/2026 10:56

Public safety alert, emergency alert, and weather alert Description: * WHAT...Snow and wind expected. Total snow accumulations between 3 and 8 inches, with localized higher amounts possible across the highest terrain. Winds gusting between 35 and 55 mph. * WHERE...Casper Mountain and Green Mountains and Rattlesnake Range. * WHEN...From 3 PM Thursday to noon MDT Friday. * IMPACTS...Travel could be difficult, especially across US 287. The hazardous conditions could impact travel Thursday evening through

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 Weather Advisory | Effective 04/15/2026 10:56

Public safety alert, emergency alert, and weather alert Description: * WHAT...Snow, wind, and cold expected. Total snow accumulations between 1 and 3 inches with gusty north winds. Winds gusting between 35 and 55 mph, with gusts of 60 mph possible. Expect temperatures below 28 degrees Friday morning. * WHERE...Northeast Johnson County and Southeast Johnson County. * WHEN...From noon Thursday to 6 AM MDT Friday. * IMPACTS...Plan on hazardous road conditions, including along I-25.

Wyoming Winter Weather Advisory | Effective 04/15/2026 10:56

Public safety alert, emergency alert, and weather alert Description: * WHAT...Snow, wind, and cold expected. Total snow accumulations of 0.5 to 3 inches, with isolated amounts up to 5 inches possible in the Lander Foothills. Winds gusting between 35 and 45 mph, with occasional gusts around 50 mph possible. Expect temperatures below 28 degrees Friday morning. * WHERE...Lander Foothills, Upper Wind River Basin, and Wind River Basin. * WHEN...From 3 PM Thursday to 6 AM MDT Friday.
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