Expected

Responsive action SHOULD be taken soon (within next hour)

Winter Storm Warning Maine | Effective 03/12/2026 02:40

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Significant icing. Additional ice accumulations one to two<br /> tenths of an inch on top of approximately 2 to 3 inches of sleet<br /> that has already fallen. The additional ice will come during the<br /> Thursday morning commute. * WHERE...Northeast Aroostook and Northwest Aroostook Counties. * WHEN...Until 10 AM EDT this morning. Precipitation will then end<br /> and temperatures will rise above freezing by about noon.

Winter Storm Warning Maine | Effective 03/12/2026 02:40

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Significant icing. Additional ice accumulations one to two<br /> tenths of an inch falling during the Thursday morning commute. * WHERE...Northern Penobscot, Southeast Aroostook, Northern<br /> Piscataquis, and Northern Somerset Counties. * WHEN...Until 9 AM EDT this morning. Precipitation then tapers off<br /> and temperatures will rise above freezing by about 11 AM. * IMPACTS...Difficult travel conditions are expected. The hazardous<br />

Winter Weather Advisory Oregon | Effective 03/12/2026 02:01

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Wet snow accumulations will be heavily elevation dependent.<br /> For locations between 3000 and 5000 feet, wet snow accumulations<br /> of 3 to 10 inches possible. For isolated locations between 5000<br /> and 5500 feet near Mount Hood, accumulations of 10 to 14 inches.<br /> Gusts as high as 55 mph. * WHERE...North Oregon Cascades. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Roads, and especially bridges and overpasses, will<br />

Winter Storm Warning Washington | Effective 03/12/2026 02:01

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow expected above 2500 ft. Additional snow<br /> accumulations of 10 to 18 inches with up to 25 inches along the<br /> volcanos. Winds gusting as high as 35 mph, except up to 45 mph<br /> along the peaks. * WHERE...South Washington Cascades. * WHEN...Until 5 AM PDT Friday. * IMPACTS...Roads, and especially bridges and overpasses, will<br /> likely become slick and hazardous. Instruction:<br /> Consider postponing travel until weather conditions improve.

Heat Advisory California | Effective 03/12/2026 02:03

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Temperatures of 85 to 95 expected. * WHERE...The coasts and coastal valleys of San Luis Obispo and<br /> Santa Barbara counties, including the Santa Lucia and Santa Ynez<br /> Mountain Ranges. * WHEN...From 10 AM this morning to 8 PM PDT Friday. * IMPACTS...There is a high risk for heat illness for sensitive<br /> populations including the very young, the very old, those without<br /> air conditioning, and those active outdoors.

Heat Advisory California | Effective 03/12/2026 02:03

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Widespread temperatures of 90 to 100 expected. * WHERE...The coasts and coastal valleys of Ventura and Los Angeles<br /> counties. * WHEN...From 10 AM this morning to 8 PM PDT Friday. * IMPACTS...There is a high risk for heat illness for sensitive<br /> populations including the very young, the very old, those without<br /> air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Well above normal temperatures will continue<br />

Winter Weather Advisory Minnesota, North Dakota | Effective 03/12/2026 02:04

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Mixed precipitation. Strong winds combined with falling<br /> snow will cause blowing snow tonight. Total snow accumulations 1<br /> to 4 inches. Winds gusting as high as 55 mph. * WHERE...Portions of west central Minnesota and southeast North<br /> Dakota. * WHEN...From 1 PM this afternoon to 7 AM CDT Friday. * IMPACTS...Plan on slippery road conditions. The hazardous<br /> conditions could impact the Thursday evening and Friday morning<br />

Winter Storm Warning Minnesota, North Dakota | Effective 03/12/2026 02:04

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Snow and widespread blowing snow expected. Total snow<br /> accumulations between 3 and 8 inches. Winds gusting as high as 50<br /> mph. * WHERE...In Minnesota, East Marshall, Kittson, and Roseau Counties.<br /> In North Dakota, Pembina County. * WHEN...From 1 PM this afternoon to 7 AM CDT Friday. * IMPACTS...Travel could be very difficult. Widespread blowing snow,<br /> frequently reducing visibility below a half mile, will make travel<br />

Winter Weather Advisory Minnesota, North Dakota | Effective 03/12/2026 02:04

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Mixed precipitation. Strong winds combined with falling<br /> snow will cause blowing snow tonight. Total snow accumulations 1<br /> to 4 inches. Winds gusting as high as 55 mph. * WHERE...Portions of north central and northwest Minnesota and<br /> northeast North Dakota. * WHEN...From 1 PM this afternoon to 7 AM CDT Friday. * IMPACTS...Plan on slippery road conditions. Blowing snow will lead<br />

Winter Storm Warning Minnesota | Effective 03/12/2026 02:04

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Snow and patchy blowing snow expected. Total snow<br /> accumulations between 4 and 8 inches. Winds gusting as high as 45<br /> mph. * WHERE...Lake Of The Woods, North Beltrami, South Beltrami, and<br /> North Clearwater Counties. * WHEN...From 1 PM this afternoon to 1 PM CDT Friday. * IMPACTS...Travel could be very difficult. Falling and blowing<br /> snow, frequently reducing visibility below a half mile, will make<br />
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