307 FPUS65 KTFX 130201 SFPMT State Forecast For Montana National Weather Service Great Falls MT 700 PM MST Fri Dec 12 2025 MTZ001>007-043-131100- West of the Continental Divide- National Weather Service Missoula MT 700 PM MST Fri Dec 12 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 5 AM MST SATURDAY for West Glacier Region... .TONIGHT...Mostly cloudy with areas of rain. Patchy fog. Lows in the 30s. .SATURDAY...Partly cloudy. Patchy fog. Highs in the mid 40s to lower 50s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 20s to lower 30s. .SUNDAY...Partly cloudy. Highs in the mid 40s to lower 50s. .MONDAY...Rain likely. Lows in the upper 20s to mid 30s. Highs in the mid 40s to lower 50s. .TUESDAY...Rain likely and a chance of snow. Lows in the upper 30s. Highs in the 40s to lower 50s. .WEDNESDAY...Rain and snow likely. Lows in the mid 20s to lower 30s. Highs in the upper 30s. $$ MTZ301>314-316>318-131100- Central Montana- National Weather Service Great Falls MT 700 PM MST Fri Dec 12 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY FOR Northern High Plains...Eastern Glacier, Western Toole, and Central Pondera...Eastern Pondera and Eastern Teton... ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY FOR Eastern Toole and Liberty...Hill County...Northern Blaine County...Western and Central Chouteau County...Bears Paw Mountains and Southern Blaine...Judith Basin County and Judith Gap...Fergus County below 4500ft... ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM MST SATURDAY FOR Snowy and Judith Mountains... .TONIGHT...Patchy blowing snow in the evening. Snow and slight chance of freezing rain in the evening, then chance of snow and freezing rain after midnight. Lows 10 below to 10 above zero... 10 to 25 in the mountains. .SATURDAY...Mostly cloudy. Slight chance of light freezing rain and snow. Highs 20 to 30...30 to 40 in the mountains. .SATURDAY NIGHT...Partly cloudy. Lows 10 to 25...20 to 35 in the mountains. Temperatures rising into the lower 30s after midnight. .SUNDAY...Mostly cloudy. Much warmer. Highs 40 to 50. .MONDAY...Mostly cloudy. Lows 30 to 40. Highs 45 to 50. .TUESDAY...Mostly cloudy. Slight chance of rain and snow. Lows 25 to 40. Highs 40 to 50. .WEDNESDAY...Mostly cloudy. Chance of snow and rain. Lows 20 to 35. Highs 35 to 45. $$ MTZ315-319>330-131100- Southwest Montana- National Weather Service Great Falls MT 700 PM MST Fri Dec 12 2025 .TONIGHT...Partly cloudy. Slight chance of light freezing rain. Lows 20 to 35. Southwest winds around 20 mph in the evening. Gusts up to 35 mph. .SATURDAY...Partly cloudy. Slight chance of light freezing rain. Highs 40 to 50...35 to 40 in the mountains. .SATURDAY NIGHT...Mostly clear. Lows 25 to 35. .SUNDAY...Partly cloudy. Highs 40 to 50. .MONDAY...Mostly cloudy. Lows 25 to 40. Highs 40 to 50. .TUESDAY...Mostly cloudy. Chance of rain and snow. Lows 25 to 40. Highs 40 to 50. .WEDNESDAY...Mostly cloudy. Chance of snow. Lows 20 to 35. Highs 30 to 40. $$ MTZ016>027-059>062-131100- Northeast Montana- National Weather Service Glasgow MT 700 PM MST Fri Dec 12 2025 ...WINTER STORM WARNING IN EFFECT UNTIL 8 AM MST SATURDAY... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM MST SATURDAY... .TONIGHT...Snow in the evening, then light snow likely after midnight. Snow may be heavy at times in the evening. Lows 10 below to 15 below zero. .SATURDAY...Mostly cloudy. Highs zero to 10 above. .SATURDAY NIGHT...Partly cloudy. Lows 5 below to 10 below zero. .SUNDAY...Partly cloudy in the morning then becoming mostly cloudy. Highs in the mid 30s to lower 40s. .MONDAY...Mostly cloudy. Highs in the lower to mid 40s. Lows in the mid 20s to lower 30s. .TUESDAY...Mostly cloudy. Highs in the 40s. Lows in the upper 20s to mid 30s. .WEDNESDAY...Mostly cloudy with a chance of light rain. Highs near 40. Lows 10 to 20. $$ MTZ028>042-056>058-063>068-131100- South Central and Southeast Montana- National Weather Service Billings MT 700 PM MST Fri Dec 12 2025 ...Winter Storm Warning in effect until 8 AM MST Saturday for portions of Southeast Montana... ...Winter Weather Advisory in effect until 8 AM MST Saturday for portions of Southeast Montana... .TONIGHT...Mostly cloudy. Patchy blowing snow west...and patchy fog east...and slight chance of snow west...and chance of snow east. Lows from around 30 west to the single digits below zero east. .SATURDAY...Mostly cloudy. Slight chance of snow. Highs from the mid 40s west to around 10 east. .SATURDAY NIGHT...Mostly clear. Lows from the lower 30s west to the single digits above zero east. .SUNDAY...Sunny. Highs from the mid 50s west to the upper 30s east. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows around 20 to the mid 30s. Highs in the lower 40s to mid 50s. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. Patchy blowing snow. Lows in the lower 30s to the lower 40s. Highs in the mid 40s to the mid 50s. .TUESDAY NIGHT...Mostly cloudy. Patchy blowing snow. Slight chance of rain. Lows around 30 to the upper 30s. .WEDNESDAY...Partly sunny. Blowing snow. Chance of rain and snow. Highs in the lower 40s to the lower 50s. $$