Moderate

Possible threat to life or property

California Wind Advisory | Effective 04/21/2026 13:34

* WHAT...West winds 30 to 40 mph with gusts up to 55 mph<br /> expected. * WHERE...Southwest corner of Imperial County. * WHEN...From 3 PM this afternoon to 8 AM PDT Wednesday. * IMPACTS...Difficult driving conditions, especially for larger<br /> vehicles traveling along roads with crosswinds. Light,<br /> unsecured objects may become airborne.<br /> A Wind Advisory means that sustained wind speeds of between<br /> 30 and 40 mph are expected, or wind gusts of between 40 and<br /> 58 mph. Winds this strong can make driving difficult, especially<br />

California Special Weather Statement | Effective 04/21/2026 13:04

At 104 PM PDT, Doppler radar was tracking a strong thunderstorm 7<br /> miles west of Stratford, or 19 miles southwest of Hanford, moving<br /> northeast at 30 mph. HAZARD...Wind gusts up to 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around<br /> unsecured objects. Minor hail damage to vegetation is<br /> possible. Locations impacted include...<br /> Hanford, Lemoore, Armona, Home Garden, Stratford, Lanare, Huron,<br /> Riverdale, Lemoore NAS, and Caruthers.<br />

Montana Winter Weather Advisory | Effective 04/21/2026 13:20

* WHAT...Wet snow expected. Total snow accumulations between 3 and 8<br /> inches. Winds gusting as high as 40 mph. * WHERE...Portions of central, north central, and southwest Montana. * WHEN...From 6 PM Wednesday to noon MDT Friday. * IMPACTS...Expect difficult driving conditions due to slush or snow<br /> covered roadways. Falling and or blowing snow may significantly<br /> reduce visibility at times. Tire chains may be required for some<br /> vehicles if traveling through mountain passes. Those with outdoor<br />

Montana Winter Weather Advisory | Effective 04/21/2026 13:20

* WHAT...wet snow expected. Total snow accumulations between 2 and 6<br /> inches over the Bears Paw Mountains. Winds gusting over 50 mph at<br /> times. * WHERE...Bears Paw Mountains and Southern Blaine. * WHEN...From midnight Wednesday Night to 6 PM MDT Thursday. * IMPACTS...Expect difficult driving conditions due to slush or snow<br /> covered roadways. Falling and or blowing snow may significantly<br /> reduce visibility at times. * ADDITIONAL DETAILS...The wet snow may cause instances of power<br /> outages and or tree damage.<br />

Montana Winter Weather Advisory | Effective 04/21/2026 13:20

* WHAT...Wet snow expected. Total snow accumulations up to 3 inches<br /> over the plains and between 2 and 6 inches at Marias Pass.<br /> Accumulations will be in excess of 6 inches over the higher<br /> terrain of Glacier National Park. Winds gusting as high as 45 mph. * WHERE...Eastern Glacier National Park and adjacent foothills and<br /> plains. * WHEN...From 6 PM Wednesday to 6 PM MDT Thursday. * IMPACTS...Expect difficult driving conditions due to slush or snow<br /> covered roadways. Falling and or blowing snow may significantly<br />

Idaho Winter Weather Advisory | Effective 04/21/2026 12:50

* WHAT...Snow expected above 4000 feet. There is a likelihood of<br /> moderate winter weather impacts. Total snow accumulations of 1 to<br /> 4 inches below 5000 feet, 6 to 10 inches at pass level and over 12<br /> inches in the high terrain. * WHERE...Elk City and Dixie. * WHEN...From 5 PM Wednesday to 11 AM PDT Friday. * 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 />

Montana Winter Weather Advisory | Effective 04/21/2026 12:50

* WHAT...Snow expected. There is a likelihood of moderate winter<br /> weather impacts. Total snow accumulations of 1 to 3 inches below<br /> 4000 feet, 4 to 7 inches at pass level and over 10 inches in the<br /> high terrain. * WHERE...Glacier National Park, Marias Pass, Bad Rock Canyon,<br /> Essex, Highway 83 Bigfork to Swan Lake, and Polebridge. * WHEN...From 6 PM Wednesday to 6 PM MDT Thursday. * IMPACTS...For MODERATE winter weather impacts, expect disruptions<br /> to normal activities. Hazardous traveling conditions. Use extra<br />

Montana Winter Weather Advisory | Effective 04/21/2026 12:50

* WHAT...Snow expected. There is a likelihood of moderate to<br /> isolated major winter weather impacts. Total snow accumulations of<br /> 2 and 4 inches in the valleys and 6 to 12 inches in the mountains. * WHERE...Highway 200 Bonner to Greenough, I-90 East Missoula to<br /> Bearmouth, and Highway 83 Seeley Lake to Condon. * WHEN...From 6 PM Wednesday to noon MDT Friday. * IMPACTS...For MODERATE winter weather impacts, expect disruptions<br /> to normal activities. Hazardous traveling conditions. Use extra<br />

Montana Winter Weather Advisory | Effective 04/21/2026 12:50

* WHAT...Snow expected. There is a likelihood of moderate winter<br /> weather impacts. Total snow accumulations of 1 to 5 inches below<br /> 4000 feet, 6 to 10 inches at pass level and over 12 inches in the<br /> high terrain. * WHERE...Highway 93 Sula to Lost Trail Pass and Lolo Pass. * WHEN...From 6 PM Wednesday to noon MDT Friday. * 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 />

Idaho Winter Weather Advisory | Effective 04/21/2026 12:50

* WHAT...Snow expected. There is a likelihood of minor to moderate<br /> winter weather impacts. Total snow accumulations between 1 to 3<br /> inches in the valleys, 5 to 10 inches at pass level and over 12<br /> inches in the high terrain. * WHERE...Salmon, Bannock Pass, Shoup, Williams Creek Summit,<br /> Highway 28 Tendoy to Lone Pine, Lemhi Pass, and Highway 93 Lost<br /> Trail Pass to Gibbonsville. * WHEN...From 6 PM Wednesday to noon MDT Friday. * IMPACTS...For MODERATE winter weather impacts, expect disruptions<br />
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