Weather Alerts For Big Sky, MT

URGENT - WEATHER MESSAGE National Weather Service Great Falls MT 723 PM MST Wed Dec 17 2025 Upper Blackfoot and MacDonald Pass-Little Belt and Highwood Mountains-Big Belt, Bridger and Castle Mountains-Meagher County Valleys-Elkhorn and Boulder Mountains-Canyon Ferry Area-Gallatin and Madison County Mountains and Centennial Mountains- Including the following locations: Toston, Ringling, Corbin, Clancy, Raynolds Pass, Elk Park Pass, Winston, Battle Ridge Pass, Townsend, Bozeman Pass, Deep Creek Pass, Homestake Pass, Trident, Martinsdale, Maudlow, Targhee Pass, Monarch, West Yellowstone, Checkerboard, MacDonald Pass, Flesher Pass, Marysville, White Sulphur Springs, Neihart, Wickes, Boulder, Big Sky, Montana City, Kings Hill Pass, and Lincoln 723 PM MST Wed Dec 17 2025 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... * WHAT...West winds 30 to 40 mph with gusts up to 70 mph. * WHERE...Big Belt, Bridger and Castle Mountains, Canyon Ferry Area, Elkhorn and Boulder Mountains, Little Belt and Highwood Mountains, Meagher County Valleys, Upper Blackfoot and MacDonald Pass, and Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...Until midnight MST tonight. * IMPACTS...High winds may move loose debris and damage property. Damaging winds will blow down trees and power lines. Power outages are expected. Travel will be very difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. If possible, consider delaying travel during the period of highest winds or finding an alternate route. &&