FPUS65 KTFX 290634 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1233 AM MDT Sun Mar 29 2026 MTZ301>314-316>318-301200- Central Montana- National Weather Service Great Falls MT 1233 AM MDT Sun Mar 29 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 10 AM MDT MONDAY FOR East Glacier Park Region... .REST OF TONIGHT...Mostly cloudy. Slight chance of rain and snow in the afternoon. Chance of rain. Chance of snow after midnight. Patchy blowing snow. Highs 50 to 60...40 to 50 in the mountains. Lows 25 to 40...20 to 35 in the mountains. .MONDAY...Mostly cloudy. Patchy blowing snow in the morning. Chance of rain in the morning. Chance of snow through the day. Highs 35 to 45...30 to 40 in the mountains. West winds 20 to 30 mph with gusts to 40 mph. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Colder. Slight chance of snow. Lows 15 to 20. Northwest winds 20 to 25 mph with gusts to 35 mph in the evening. .TUESDAY...Partly cloudy. Highs 40 to 45. .WEDNESDAY...Mostly cloudy. Chance of rain. Lows 20 to 25. Highs 50 to 60. .THURSDAY...Rain and snow likely. Lows 30 to 35. Highs 40 to 50. .FRIDAY...Mostly cloudy. Chance of snow. Lows 20 to 30. Highs 35 to 45. $$ MTZ315-319>330-301200- Southwest Montana- National Weather Service Great Falls MT 1233 AM MDT Sun Mar 29 2026 .REST OF TONIGHT...Partly cloudy. Slight chance of rain. Slight chance of snow after midnight. Highs 60 to 70...45 to 55 in the mountains. Lows 30 to 40. Southwest winds 20 to 25 mph with gusts to 45 mph. .MONDAY...Mostly cloudy. Chance of rain in the morning. Snow likely through the day. Highs 45 to 55...40 to 50 in the mountains. West winds 20 to 30 mph. Gusts up to 40 mph increasing to 50 mph in the afternoon. .MONDAY NIGHT...Mostly cloudy in the evening then clearing. Colder. Slight chance of snow through the night. Lows 15 to 25. Northwest winds 20 to 25 mph with gusts to 40 mph in the evening. .TUESDAY...Partly cloudy. Highs 40 to 50. .WEDNESDAY...Mostly cloudy. Chance of rain and snow. Lows 25 to 30. Highs 45 to 55. .THURSDAY...Snow with rain likely. Lows 30 to 35. Highs 35 to 45. .FRIDAY...Mostly cloudy. Chance of snow. Lows 20 to 25. Highs 35 to 45. $$