WWUS45 KTFX 161116 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 516 AM MDT Thu Apr 16 2026 MTZ327-161230- /O.CAN.KTFX.WW.Y.0021.000000T0000Z-260416T1200Z/ Northwest Beaverhead County- Including the following locations: Wisdom, Dewey, Chief Joseph Pass, Big Hole Pass, and Wise River 516 AM MDT Thu Apr 16 2026 ...WINTER WEATHER ADVISORY IS CANCELLED... Travelers should be prepared for winter driving conditions, especially over mountain passes. $$ MTZ330-170230- /O.CON.KTFX.WS.W.0005.000000T0000Z-260417T0600Z/ Gallatin and Madison County Mountains and Centennial Mountains- Including the following locations: Raynolds Pass, West Yellowstone, Targhee Pass, and Big Sky 516 AM MDT Thu Apr 16 2026 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...Heavy snow. Storm total snow accumulations between 6 and 16 inches. * WHERE...Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Falling and or blowing snow may significantly reduce visibility. Those in the backcountry should ensure they are prepared for dangerous conditions. Isolated power outages and or tree damage possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock. && $$ MTZ301-161800- /O.CON.KTFX.WW.Y.0021.000000T0000Z-260416T1800Z/ East Glacier Park Region- Including the following locations: Saint Mary, Babb, East Glacier Park, Logan Pass, Marias Pass, and Kiowa 516 AM MDT Thu Apr 16 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow. Additional snow accumulations up to 4 inches. Winds gusting as high as 35 mph. * WHERE...East Glacier Park Region Zone. * WHEN...Until noon MDT today. * 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. && $$ MTZ307-317-320-161800- /O.CON.KTFX.WW.Y.0021.000000T0000Z-260416T1800Z/ Southern Rocky Mountain Front-Little Belt and Highwood Mountains- Big Belt, Bridger and Castle Mountains- Including the following locations: Trident, Rogers Pass, Battle Ridge Pass, Monarch, Kings Hill Pass, Deep Creek Pass, Maudlow, Bozeman Pass, and Neihart 516 AM MDT Thu Apr 16 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow. Additional snow accumulations up to two inches. Winds gusting as high as 35 mph. * WHERE...Big Belt, Bridger and Castle Mountains, Little Belt and Highwood Mountains, and Southern Rocky Mountain Front. * WHEN...Until noon MDT today. * IMPACTS...Slushy snow covered roads may make travel difficult. Falling and or blowing snow may significantly reduce visibility. Those in the backcountry should ensure they are prepared for dangerous conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock. && $$ MTZ325-170000- /O.CON.KTFX.WW.Y.0021.000000T0000Z-260417T0000Z/ Madison River Valley- Including the following locations: McAllister, Jeffers, Cameron, Norris, and Ennis 516 AM MDT Thu Apr 16 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations up to two inches. * WHERE...Madison River Valley. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Slushy snow covered roads may make travel difficult, especially Thursday morning. The hazardous conditions could impact the Thursday morning and evening commutes. 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. && $$ MTZ326-170000- /O.CON.KTFX.WW.Y.0021.000000T0000Z-260417T0000Z/ Gallatin Valley- Including the following locations: Bozeman and Gallatin Gateway 516 AM MDT Thu Apr 16 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations between 2 and 4 inches. * WHERE...Gallatin Valley. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Slushy snow covered roads may make travel difficult, especially Thursday morning. The hazardous conditions could impact the Thursday morning and evening commutes. Isolated power outages and or tree damage possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock. && $$ Moldan