FPUS65 KTFX 122330 SFPMT State Forecast For Montana National Weather Service Great Falls MT 530 PM MDT Sun Apr 12 2026 MTZ001>007-043-131000- West of the Continental Divide- National Weather Service Missoula MT 530 PM MDT Sun Apr 12 2026 .TONIGHT...Rain likely. Lows in the 30s to lower 40s. .MONDAY...Rain likely. Highs in the 50s. .MONDAY NIGHT...Mostly cloudy with a chance of rain. Lows in the 30s. .TUESDAY...Mostly cloudy with a chance of rain. Highs in the upper 40s to mid 50s. .WEDNESDAY...Rain and snow likely. Lows in the 30s. Highs in the mid 40s to lower 50s. .THURSDAY...Mostly cloudy with a chance of snow. Lows in the 20s. Highs in the upper 30s to mid 40s. .FRIDAY...Mostly cloudy. A chance of snow. Lows 19 to 26. Highs in the 40s to lower 50s. $$ MTZ301>314-316>318-131000- Central Montana- National Weather Service Great Falls MT 530 PM MDT Sun Apr 12 2026 .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Chance of rain after midnight. Lows 35 to 40...30 to 35 in the mountains. .MONDAY...Mostly cloudy. Slight chance of snow in the morning. Chance of rain through the day. Highs 50 to 60...40 to 50 in the mountains. .MONDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of rain. Lows 35 to 40...25 to 35 in the mountains. .TUESDAY...Partly cloudy. Highs 55 to 65. West winds 20 to 25 mph with gusts to 40 mph. .WEDNESDAY...Mostly cloudy. Chance of rain and snow. Lows 35 to 40. Highs 50 to 60. .THURSDAY...Mostly cloudy. Colder. Chance of snow. Lows 20 to 30. Highs 30 to 40. .FRIDAY...Partly cloudy. Slight chance of snow. Lows 15 to 20. Highs 40 to 45. $$ MTZ315-319>330-131000- Southwest Montana- National Weather Service Great Falls MT 530 PM MDT Sun Apr 12 2026 .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of rain showers, slight chance of thunderstorms and snow showers in the evening. Slight chance of snow after midnight. Lows 25 to 35. .MONDAY...Mostly cloudy. Chance of snow in the morning. Chance of rain and slight chance of thunderstorms in the afternoon. Highs 45 to 55...35 to 45 in the mountains. West winds 20 to 25 mph with gusts to 35 mph in the afternoon. .MONDAY NIGHT...Mostly cloudy. Chance of rain and snow. Lows 30 to 35...25 to 30 in the mountains. .TUESDAY...Partly cloudy. Highs 45 to 55. .WEDNESDAY...Snow and rain. Lows 30 to 35. Highs 45 to 55. .THURSDAY...Colder, snow. Lows 20 to 30. Highs 25 to 35. .FRIDAY...Mostly cloudy. Chance of snow. Lows 15 to 20. Highs 30 to 40. $$ MTZ016>027-059>062-131000- Northeast Montana- National Weather Service Glasgow MT 530 PM MDT Sun Apr 12 2026 .TONIGHT...Cloudy. A chance of rain showers in the evening, then a chance of rain showers and a slight chance of thunderstorms after midnight. Lows in the mid 30s to lower 40s. .MONDAY...Rain showers likely in the morning, then a chance of rain showers in the afternoon. Highs in the upper 40s to mid 50s. .MONDAY NIGHT...Mostly cloudy. A chance of rain showers in the evening. Lows in the mid to upper 30s. .TUESDAY...Partly cloudy in the morning then clearing. Highs in the lower to mid 60s. .WEDNESDAY...Rain showers likely. Highs in the lower to mid 60s. Lows near 40. .THURSDAY...Mostly cloudy with a chance of rain and snow showers. Highs in the lower to mid 40s. Lows in the lower to mid 30s. .FRIDAY...Mostly cloudy with a slight chance of snow showers. Highs near 40. Lows 18 to 22. $$ MTZ028>042-056>058-063>068-131000- South Central and Southeast Montana- National Weather Service Billings MT 530 PM MDT Sun Apr 12 2026 .TONIGHT...Mostly cloudy. Chance of rain showers and isolated thunderstorms. Lows in the mid 30s to lower 40s. .MONDAY...Partly sunny. Chance of showers and snow showers west... and chance of showers and isolated thunderstorms east. Highs in the mid 50s to the mid 60s. .MONDAY NIGHT...Mostly cloudy. Chance of rain showers. Lows in the lower 30s to the lower 40s. .TUESDAY...Sunny. Highs in the 60s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 30s to lower 40s. .WEDNESDAY...Partly sunny. Chance of rain showers. Highs in the upper 50s to the upper 60s. .WEDNESDAY NIGHT AND THURSDAY...West, chance of showers. Snow showers. Showers. East, chance of showers. Chance of snow showers. Lows in the lower 30s to around 40. Highs from around 40 west to the upper 50s east. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy. Chance of snow showers. Lows in the upper teens to the upper 20s. Highs in the upper 30s to the upper 40s. $$