WWUS45 KTFX 150511 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 1111 PM MDT Tue Apr 14 2026 MTZ307-317-320-152300- /O.EXB.KTFX.WW.Y.0021.260416T0000Z-260416T1800Z/ Southern Rocky Mountain Front-Little Belt and Highwood Mountains- Big Belt, Bridger and Castle Mountains- Including the following locations: Monarch, Bozeman Pass, Trident, Deep Creek Pass, Battle Ridge Pass, Kings Hill Pass, Rogers Pass, Maudlow, and Neihart 1111 PM MDT Tue Apr 14 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO NOON MDT THURSDAY... * WHAT...Snow expected. Total snow accumulations between 2 and 6 inches. Winds gusting as high as 35 mph. * WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and Highwood Mountains, and Southern Rocky Mountain Front. * WHEN...From 6 PM Wednesday to noon MDT Thursday. * IMPACTS...Slushy snow covered roads may make travel difficult. Falling and or blowing snow may significantly reduce visibility. Those in the backcountry should ensure they are prepared for dangerous conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock. && $$ MTZ327-152300- /O.EXB.KTFX.WW.Y.0021.260416T0000Z-260416T1200Z/ Northwest Beaverhead County- Including the following locations: Wise River, Big Hole Pass, Dewey, Chief Joseph Pass, and Wisdom 1111 PM MDT Tue Apr 14 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO 6 AM MDT THURSDAY... * WHAT...Snow expected. Total snow accumulations between 2 and 5 inches near Big hole and Chief Joseph Passes. Winds gusting as high as 40 mph. * WHERE...Northwest Beaverhead County. * WHEN...From 6 PM Wednesday to 6 AM MDT Thursday. * IMPACTS...Slushy snow covered roads may make travel difficult. Falling and or blowing snow may significantly reduce visibility. Those in the backcountry should ensure they are prepared for dangerous conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock. && $$ MTZ301-152300- /O.EXT.KTFX.WW.Y.0021.260415T0600Z-260416T1800Z/ East Glacier Park Region- Including the following locations: Logan Pass, Saint Mary, Marias Pass, East Glacier Park, Kiowa, and Babb 1111 PM MDT Tue Apr 14 2026 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON MDT THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 4 to 10 inches below 6,000 ft and 12 to 20 inches above 6,000 feet. Winds gusting over 50 mph at times. * WHERE...East Glacier Park Region Zone. * WHEN...Until noon MDT Thursday. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Falling and or blowing snow may significantly reduce visibility. Those in the backcountry should ensure they are prepared for dangerous conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock. && $$ MTZ326-152300- /O.EXB.KTFX.WS.A.0005.260416T0600Z-260417T0000Z/ Gallatin Valley- Including the following locations: Gallatin Gateway and Bozeman 1111 PM MDT Tue Apr 14 2026 ...WINTER STORM WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH THURSDAY AFTERNOON... * WHAT...Heavy snow possible. Total snow accumulations between 2 and 7 inches possible, highest on the south and east portions of the Bozeman valley. * WHERE...Gallatin Valley. * WHEN...From late Wednesday night through Thursday afternoon. * IMPACTS...Slushy snow covered roads may make travel very difficult, especially Thursday morning. The hazardous conditions could impact the Thursday morning and evening commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock. && $$ MTZ330-152300- /O.EXT.KTFX.WS.A.0005.260416T0000Z-260417T0600Z/ Gallatin and Madison County Mountains and Centennial Mountains- Including the following locations: Targhee Pass, Big Sky, West Yellowstone, and Raynolds Pass 1111 PM MDT Tue Apr 14 2026 ...WINTER STORM WATCH NOW IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY EVENING... * WHAT...Heavy snow possible. Total snow accumulations between 5 and 10 inches at lower elevations and mountain passes, with 10 to 15 inches in the mountains. Winds could gust as high as 45 mph. * WHERE...Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...From Wednesday evening through Thursday evening. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Falling and or blowing snow may significantly reduce visibility. Those in the backcountry should ensure they are prepared for dangerous conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock. && $$ RG