FPUS65 KTFX 211731 SFPMT State Forecast For Montana National Weather Service Great Falls MT 1130 AM MDT Sat Mar 21 2026 MTZ001>007-043-212200- West of the Continental Divide- National Weather Service Missoula MT 1130 AM MDT Sat Mar 21 2026 .TODAY...Mostly cloudy with areas of rain. Highs in the 50s. .TONIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny in the morning then becoming partly cloudy. Highs in the 50s. .MONDAY...Mostly cloudy. Lows in the mid 20s to lower 30s. Highs in the mid 50s to lower 60s. .TUESDAY...Mostly cloudy with a chance of rain and snow. Lows in the 30s. Highs in the 50s. .WEDNESDAY...Mostly cloudy with a chance of rain and snow. Lows in the mid 30s to lower 40s. Highs in the 50s. $$ MTZ301>314-316>318-212200- Central Montana- National Weather Service Great Falls MT 1130 AM MDT Sat Mar 21 2026 .REST OF TODAY...Mostly cloudy. Chance of snow early in the morning. Chance of rain through the day. Slight chance of snow in the afternoon. Highs 45 to 55...40 to 50 in the mountains. .TONIGHT...Partly cloudy. Lows 25 to 30. .SUNDAY...Sunny then becoming partly cloudy. Highs 50 to 55... 40 to 50 in the mountains. West winds 20 to 25 mph with gusts to 40 mph in the afternoon. .MONDAY...Mostly cloudy. Lows 25 to 30. Highs 50 to 60. .TUESDAY...Mostly cloudy. Slight chance of rain and snow. Lows 30 to 35. Highs 45 to 55. .WEDNESDAY...Mostly cloudy. Chance of rain and snow. Lows 35 to 40. Highs 50 to 60. $$ MTZ315-319>330-212200- Southwest Montana- National Weather Service Great Falls MT 1130 AM MDT Sat Mar 21 2026 .REST OF TODAY...Mostly cloudy. Slight chance of rain in the afternoon. Highs 60 to 70...50 to 60 in the mountains. West winds 20 to 30 mph in the afternoon. Gusts up to 45 mph. .TONIGHT...Mostly clear. Lows 25 to 30. Northwest winds around 20 mph with gusts to 40 mph in the evening. .SUNDAY...Sunny then becoming partly cloudy. Highs 50 to 60... 40 to 50 in the mountains. Gusts up to 35 mph in the afternoon. .MONDAY...Mostly cloudy. Lows 25 to 35. Highs 50 to 60. .TUESDAY...Mostly cloudy. Chance of rain and snow. Lows 35 to 40. Highs 50 to 60. .WEDNESDAY...Mostly cloudy. Chance of rain and snow. Lows 35 to 45. Highs 50 to 60. $$ MTZ016>027-059>062-212200- Northeast Montana- National Weather Service Glasgow MT 1130 AM MDT Sat Mar 21 2026 .TODAY...Mostly cloudy. A chance of light rain in the afternoon. Highs in the mid 50s to lower 60s. .TONIGHT...Partly cloudy. A slight chance of light rain in the evening. Lows in the mid 20s to lower 30s. .SUNDAY...Mostly cloudy in the morning then becoming partly cloudy. A chance of light snow in the morning. Highs near 50. .MONDAY...Mostly cloudy. Highs in the 50s. Lows near 30. .TUESDAY...Mostly cloudy with a chance of light rain. Highs in the lower to mid 50s. Lows in the upper 20s to mid 30s. .WEDNESDAY...Mostly cloudy with a slight chance of light rain and snow. Highs near 60. Lows in the mid to upper 30s. $$ MTZ028>042-056>058-063>068-212200- South Central and Southeast Montana- National Weather Service Billings MT 1130 AM MDT Sat Mar 21 2026 .REST OF TODAY...Partly sunny. Scattered rain showers. Highs in the lower 60s to mid 70s. .TONIGHT...Mostly cloudy. Scattered rain showers. Lows in the upper 20s to the upper 30s. .SUNDAY...Sunny. Highs in the lower 50s to the lower 60s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s to the upper 30s. .MONDAY...Mostly sunny. Highs of around 60 to around 70. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly cloudy. Lows in the mid 30s to upper 40s. Highs of around 60 to around 70. .WEDNESDAY...Partly sunny. Slight chance of rain showers. Highs in the mid 60s to the mid 70s. .WEDNESDAY NIGHT...Mostly cloudy. Slight chance of rain showers and snow showers. Lows in the upper 20s to the upper 30s. .THURSDAY...Mostly sunny. Slight chance of rain showers and snow showers. Highs in the mid 40s to the mid 50s. $$