Weather Alerts For Gallatin Gateway, MT

URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 146 PM MST Thu Dec 4 2025 ...SERIES OF WINTER STORMS TO AFFECT THE MOUNTAINS AND PASSES THROUGH THE SATURDAY... .The first round of heavy snow is expected to last through early Friday morning and will primarily focus on the mountains of central and southwest Montana with 4 to 8 inches possible along the mountain passes including Bozeman and Kings Hill Pass. A period of lighter snowfall is expected Friday morning and afternoon. The second and more widespread round of heavier snowfall is expected to arrive Friday evening and continue into Saturday evening with an additional 6 to 12 inches possible over the passes and higher amounts above pass level. Little Belt and Highwood Mountains-Big Belt, Bridger and Castle Mountains-Gallatin and Madison County Mountains and Centennial Mountains- Including the following locations: Maudlow, Big Sky, West Yellowstone, Kings Hill Pass, Trident, Monarch, Targhee Pass, Neihart, Deep Creek Pass, Bozeman Pass, Battle Ridge Pass, and Raynolds Pass 146 PM MST Thu Dec 4 2025 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST SATURDAY... * WHAT...Heavy snow expected. Snowfall totals between 8 and 12 inches at pass level and up to 24 inches above pass level. Winds gusting as high as 45 mph. * WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and Highwood Mountains, and Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...Until 2 PM MST Saturday. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Those in the backcountry should ensure they are prepared for dangerous conditions. * ADDITIONAL DETAILS...Significant travel impacts to the Thursday and Friday commutes are possible for Bozeman Pass and along Highway 191 south of Bozeman. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. Remember, a Winter Storm Warning means that there is at least an 80% chance of impactful winter weather conditions during the warning period. &&