FPUS65 KTFX 191530 SFPMT State Forecast For Montana National Weather Service Great Falls MT 930 AM MDT Sun Apr 19 2026 MTZ001>007-043-192200- West of the Continental Divide- National Weather Service Missoula MT 930 AM MDT Sun Apr 19 2026 .TODAY...Mostly sunny. Highs in the mid 60s to lower 70s. .TONIGHT...Partly cloudy. Lows in the mid 30s to lower 40s. .MONDAY...Mostly sunny in the morning then becoming partly cloudy. Highs in the 70s. .TUESDAY...Partly cloudy. Lows in the lower 40s. Highs in the upper 70s to mid 80s. .WEDNESDAY...Mostly cloudy with rain showers likely. Lows in the 40s. Highs in the 60s. .THURSDAY...Mostly cloudy with a chance of rain and snow likely. Lows in the 30s. Highs in the mid 40s to lower 50s. $$ MTZ301>314-316>318-192200- Central Montana- National Weather Service Great Falls MT 930 AM MDT Sun Apr 19 2026 .TODAY...Sunny. Highs 60 to 70...50 to 60 in the mountains. .TONIGHT...Partly cloudy. Lows 35 to 45. .MONDAY...Partly cloudy then becoming sunny in the afternoon then becoming partly cloudy. Highs 70 to 75...60 to 70 in the mountains. .TUESDAY...Partly cloudy. Lows 40 to 45. Highs 70 to 80. .WEDNESDAY...Rain and slight chance of thunderstorms. Lows 45 to 50. Highs 65 to 75. .THURSDAY...Much colder. Rain and chance of snow. Lows 30 to 35. Highs 40 to 45. $$ MTZ315-319>330-192200- Southwest Montana- National Weather Service Great Falls MT 930 AM MDT Sun Apr 19 2026 .TODAY...Sunny. Highs 55 to 65...50 to 60 in the mountains. .TONIGHT...Increasing clouds. Lows 30 to 40. .MONDAY...Sunny then becoming partly cloudy. Highs 65 to 75... 55 to 65 in the mountains. .TUESDAY...Partly cloudy. Lows 35 to 45. Highs 65 to 75. .WEDNESDAY...Rain showers, snow and slight chance of thunderstorms. Lows 40 to 45. Highs 55 to 65. .THURSDAY...Colder. Chance of snow and rain. Lows 30 to 35. Highs 35 to 45. $$ MTZ016>027-059>062-192200- Northeast Montana- National Weather Service Glasgow MT 930 AM MDT Sun Apr 19 2026 .REST OF TODAY...Sunny. Highs in the upper 50s to mid 60s. .TONIGHT...Partly cloudy. Lows near 40. .MONDAY...Partly cloudy in the morning then becoming mostly clear. Highs in the upper 60s to mid 70s. .TUESDAY...Mostly clear. Highs near 80. Lows in the lower to mid 40s. .WEDNESDAY...Mostly cloudy with a chance of showers. Highs near 80. Lows in the lower to mid 50s. .THURSDAY...Rain showers likely and a chance of snow showers. Highs in the mid to upper 40s. Lows in the mid to upper 30s. $$ MTZ028>042-056>058-063>068-192200- South Central and Southeast Montana- National Weather Service Billings MT 930 AM MDT Sun Apr 19 2026 .REST OF TODAY...Sunny. Highs in the lower 60s to the lower 70s. .TONIGHT...Partly cloudy. Lows in the mid 30s to the mid 40s. .MONDAY...Sunny. Highs in the lower 70s to the lower 80s. .MONDAY NIGHT...Mostly clear. Lows in the 40s. .TUESDAY...Sunny. Highs in the 80s. .TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s to the upper 50s. .WEDNESDAY...Partly sunny. Chance of rain showers and slight chance of thunderstorms. Highs in the lower 70s to mid 80s. .WEDNESDAY NIGHT...Showers, snow showers and slight chance of thunderstorms west...and chance of showers and slight chance of thunderstorms east. Lows in the lower 30s to the lower 40s. .THURSDAY...Rain showers with snow showers likely. Highs in the 40s. $$