Weather Alerts For Island Park, ID

URGENT - WINTER WEATHER MESSAGE National Weather Service Pocatello ID 236 PM MDT Wed Apr 1 2026 Bear River Range-Caribou Range-Big Hole Mountains-Centennial Mountains - Island Park- Including the cities of Island Park, Swan Valley, Wayan, Emigration Summit, Kilgore, and Victor 236 PM MDT Wed Apr 1 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MDT FRIDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches around 6500 ft, namely around Island Park. Above 6500 ft, 8 -16 inches of snow is expected. Winds gusting as high as 40 mph. * WHERE...Big Hole Mountains, Centennial Mountains - Island Park, Bear River Range, and Caribou Range. * WHEN...From midnight tonight to noon MDT Friday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday morning and evening commutes. Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Call 5 1 1 or visit 511.idaho.gov for the latest road conditions. &&