Expected

Responsive action SHOULD be taken soon (within next hour)

Winter Storm Warning Montana | Effective 03/13/2026 04:37

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow. There is the likelihood of ongoing major winter<br /> weather impacts. Additional snow accumulations between 3 and 12<br /> inches. * WHERE...Bad Rock Canyon, Marias Pass, Highway 83 Bigfork to Swan<br /> Lake, Essex, Polebridge, and Glacier National Park. * WHEN...Until noon MDT Saturday. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and<br /> blowing snow. For MAJOR winter weather impacts, expect<br />

Winter Storm Warning Montana | Effective 03/13/2026 04:37

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow. There is a likelihood of developing or ongoing<br /> major winter weather impacts. Additional snow accumulations of 6<br /> to 10 inches, except 1 to 5 inches in the lower elevations. * WHERE...I-90 Lookout Pass to Haugan, Evaro Hill, Highway 200<br /> Thompson Falls to Plains, and Highway 200 Trout Creek to Heron. * WHEN...Until noon MDT Saturday. * IMPACTS...For MAJOR winter weather impacts, expect considerable<br />

Winter Weather Advisory Montana | Effective 03/13/2026 04:37

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Snow. There is a likelihood of ongoing moderate winter<br /> weather impacts. Additional snow accumulations up to 2 inches. * WHERE...Bitterroot Valley and Missoula. * WHEN...Until 10 AM MDT this morning. * IMPACTS...Roads, and especially bridges and overpasses, will<br /> likely become slick and hazardous. For MODERATE winter weather<br /> impacts, expect disruptions to normal activities. Hazardous<br /> traveling conditions. Use extra caution while driving.

Winter Weather Advisory Montana | Effective 03/13/2026 04:37

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Snow. There is a likelihood of ongoing moderate winter<br /> weather impacts. Additional snow accumulations up to 3 inches. * WHERE...Flathead Lake, Mission Valley, Polson, and Flathead Valley. * WHEN...Until noon MDT today. * IMPACTS...For MODERATE winter weather impacts, expect disruptions<br /> to normal activities. Hazardous traveling conditions. Use extra<br /> caution while driving. Closures and disruptions to infrastructure<br />

Winter Storm Warning Idaho | Effective 03/13/2026 04:37

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy snow expected. There is a likelihood of major to<br /> extreme winter storm impacts. Total snow accumulations 2 to 8<br /> inches in the lower elevations and 20 to 50 inches in the higher<br /> terrain. Winds gusting as high as 30 mph. * WHERE...Highway 11 Pierce to Headquarters, Elk River, and Pierce. * WHEN...Until 11 AM PDT Saturday. * IMPACTS...For EXTREME winter storm impacts, expect substantial<br />

High Wind Warning Iowa | Effective 03/13/2026 04:41

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...West winds 30 to 40 mph with gusts up to around 60 mph<br /> expected. Isolated gusts of 60 to 65 mph are possible. * WHERE...Central and northern Iowa, including I-35 and I-80. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Damaging winds will blow down trees and power lines.<br /> Widespread power outages are expected. Travel will be difficult,<br /> especially for high profile vehicles. Instruction:<br />

Wind Advisory Iowa | Effective 03/13/2026 04:41

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...West to northwest winds 25 to 35 mph with gusts to near 50<br /> mph. * WHERE...Southern Iowa, including I-35. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Gusty winds will blow around unsecured objects. Tree<br /> limbs could be blown down and a few power outages may result. Instruction:<br /> Winds this strong can make driving difficult, especially for high<br /> profile vehicles. Use extra caution.
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