Expires:202512261100;;228318 FPUS65 KTFX 260100 SFPMT State Forecast For Montana National Weather Service Great Falls MT 600 PM MST Thu Dec 25 2025 MTZ301>314-316>318-261100- Central Montana- National Weather Service Great Falls MT 600 PM MST Thu Dec 25 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 AM FRIDAY TO 2 PM MST SATURDAY FOR East Glacier Park Region...Southern Rocky Mountain Front... .TONIGHT...Mostly cloudy. Slight chance of rain in the evening. Slight chance of light freezing rain through the night. Lows 20 to 35...25 to 40 in the mountains. .FRIDAY...Mostly cloudy. Slight chance of rain and snow through the day. Highs 40 to 50...35 to 45 in the mountains. Southwest winds 20 to 25 mph in the afternoon. Gusts up to 40 mph. .FRIDAY NIGHT...Increasing clouds. Much colder. Slight chance of snow through the night. Lows zero to 15 above. Gusts up to 35 mph in the evening. .SATURDAY...Mostly cloudy. Colder. Chance of snow. Highs 15 to 25. Northwest winds 20 to 25 mph with gusts to 35 mph. .SUNDAY...Mostly clear. Lows 5 below to 15 above zero. Highs 15 to 25. .MONDAY...Partly cloudy. Lows 10 to 25. Highs 30 to 40. .TUESDAY...Mostly cloudy. Lows 20 to 30. Highs 35 to 45. $$