515 FLUS45 KMSO 150621 AFPMSO Area Forecast for Montana west of the Continental Divide National Weather Service Missoula MT 1221 AM MDT Wed Apr 15 2026 MTZ001>007-043-160300- West of the Continental Divide- National Weather Service Missoula MT 1221 AM MDT Wed Apr 15 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MDT THURSDAY for West Glacier Region...Lower Clark Fork Region... ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM WEDNESDAY TO 9 AM MDT THURSDAY for Bitterroot/Sapphire Mountains... ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO 9 AM MDT THURSDAY for Butte/Blackfoot Region...Potomac/Seeley Lake Region... .TODAY...Rain showers, snow likely and a slight chance of thunderstorms. Highs in the upper 40s to mid 50s. .TONIGHT...A chance of rain and snow likely. Lows in the 20s. .THURSDAY...Snow likely in the morning, then a chance of snow in the afternoon and evening. Highs in the upper 30s to mid 40s. .FRIDAY...Mostly cloudy. A chance of rain and snow. Lows in the 20s. Highs in the 40s. .SATURDAY...Partly cloudy. Lows 19 to 26. Highs in the 50s. .SUNDAY...Partly cloudy. Lows in the mid 20s to lower 30s. Highs in the 60s. $$  949 FPUS65 KTFX 150634 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1233 AM MDT Wed Apr 15 2026 MTZ301>314-316>318-161200- Central Montana- National Weather Service Great Falls MT 1233 AM MDT Wed Apr 15 2026 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON MDT THURSDAY FOR East Glacier Park Region... ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT THURSDAY FOR Southern Rocky Mountain Front...Little Belt and Highwood Mountains... .REST OF TONIGHT...Chance of rain and snow in the afternoon. Rain likely in the evening. Snow likely. Patchy blowing snow after midnight. Highs 50 to 60...40 to 50 in the mountains. Lows 25 to 40...20 to 35 in the mountains. Northwest winds 20 to 25 mph with gusts to 35 mph. .THURSDAY...Mostly cloudy. Colder. Patchy blowing snow in the morning. Patchy blowing snow in the afternoon. Chance of snow through the day. Highs 30 to 40...25 to 35 in the mountains. Northwest winds 20 to 30 mph. Gusts up to 35 mph in the afternoon. .THURSDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Colder. Slight chance of snow through the night. Lows 15 to 20. .FRIDAY...Partly cloudy. Chance of snow. Highs 40 to 45. .SATURDAY...Mostly clear. Lows 20 to 25. Highs 50 to 60. .SUNDAY...Partly cloudy. Lows 25 to 35. Highs 60 to 70. .MONDAY...Partly cloudy. Lows 35 to 40. Highs 60 to 70. $$ MTZ315-319>330-161200- Southwest Montana- National Weather Service Great Falls MT 1233 AM MDT Wed Apr 15 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT THURSDAY FOR Big Belt, Bridger and Castle Mountains... ...HIGH WIND WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM MDT THIS EVENING FOR Madison River Valley...Beaverhead and Western Madison below 6000ft... ...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY AFTERNOON FOR Gallatin Valley... ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT THURSDAY FOR Northwest Beaverhead County... ...WINTER STORM WATCH NOW IN EFFECT FROM THIS EVENING THROUGH THURSDAY EVENING FOR Gallatin and Madison County Mountains and Centennial Mountains... .REST OF TONIGHT...Chance of snow. Rain showers likely and slight chance of thunderstorms. Snow showers. Patchy blowing snow. Highs 50 to 60...40 to 50 in the mountains. Lows 25 to 40...20 to 35 in the mountains. Northwest winds 20 to 25 mph with gusts to 50 mph. .THURSDAY...Cloudy. Snow through the day. Patchy blowing snow in the afternoon. Highs 30 to 40...20 to 30 in the mountains. .THURSDAY NIGHT...Mostly cloudy. Chance of snow through the night. Lows 15 to 25...10 to 20 in the mountains. .FRIDAY...Mostly cloudy. Chance of snow. Highs 30 to 40. .SATURDAY...Mostly clear. Lows 15 to 25. Highs 40 to 50. .SUNDAY...Partly cloudy. Lows 20 to 30. Highs 50 to 60. .MONDAY...Partly cloudy. Slight chance of rain. Lows 30 to 35. Highs 55 to 65. $$