FPUS65 KTFX 131200 SFPMT State Forecast For Montana National Weather Service Great Falls MT 600 AM MDT Wed May 13 2026 MTZ001>007-043-132200- West of the Continental Divide- National Weather Service Missoula MT 600 AM MDT Wed May 13 2026 ...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO MIDNIGHT MDT TONIGHT for Kootenai/Cabinet Region...Lower Clark Fork Region... ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT TONIGHT for West Glacier Region...Flathead/Mission Valleys...Missoula/Bitterroot Valleys...Bitterroot/Sapphire Mountains...Butte/Blackfoot Region...Potomac/Seeley Lake Region... ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM MDT THURSDAY for West Glacier Region... .TODAY...Rain showers likely and a slight chance of thunderstorms. Some thunderstorms may produce gusty winds. Highs in the 70s. Temperatures steady or falling into the upper 50s in the afternoon. .TONIGHT...Mostly cloudy with a chance of rain. Lows in the mid 30s to lower 40s. .THURSDAY...Gusts up to 50 mph in the morning. Mostly cloudy. Highs in the upper 50s to mid 60s. .FRIDAY...Partly cloudy. Lows in the 30s to lower 40s. Highs in the upper 50s to mid 60s. .SATURDAY...Mostly cloudy with a chance of rain. Lows in the 30s. Highs in the 50s. .SUNDAY...Mostly cloudy with a chance of rain showers and a chance of snow. Lows in the mid 20s to lower 30s. Highs in the upper 40s to mid 50s. $$ MTZ301>314-316>318-132200- Central Montana- National Weather Service Great Falls MT 600 AM MDT Wed May 13 2026 ...HIGH WIND WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT THURSDAY NIGHT FOR East Glacier Park Region...Northern High Plains...Eastern Glacier, Western Toole, and Central Pondera...Southern Rocky Mountain Front...Southern High Plains... ...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY FOR Eastern Toole and Liberty...Eastern Pondera and Eastern Teton...Cascade County below 5000ft...Judith Basin County and Judith Gap... ...HIGH WIND WARNING IN EFFECT FROM 3 AM THURSDAY TO MIDNIGHT MDT THURSDAY NIGHT FOR Hill County...Northern Blaine County...Western and Central Chouteau County...Bears Paw Mountains and Southern Blaine...Fergus County below 4500ft...Snowy and Judith Mountains... .TODAY...Mostly cloudy. Slight chance of rain showers in the morning. Chance of showers and thunderstorms in the afternoon. Some thunderstorms may be severe with damaging winds. Highs 85 to 95...70 to 80 in the mountains. Southwest winds 20 to 25 mph with gusts to 45 mph in the afternoon. .TONIGHT...Mostly cloudy. Thunderstorms likely and chance of rain showers. Some thunderstorms may be severe with damaging winds. Lows 40 to 50...30 to 40 in the mountains. West winds 25 to 35 mph increasing to 30 to 45 mph after midnight. Gusts up to 65 mph. .THURSDAY...Partly cloudy in the morning then clearing. Cooler. Chance of rain showers. Highs 55 to 65...45 to 55 in the mountains. West winds 35 to 50 mph with gusts to 65 mph decreasing to 25 to 35 mph with gusts to 55 mph in the evening. .FRIDAY...Mostly clear. Lows 40 to 45. Highs 55 to 65. .SATURDAY...Mostly cloudy. Lows 35 to 40. Highs 50 to 60. .SUNDAY...Mostly cloudy. Chance of rain and snow. Lows 30 to 35. Highs 45 to 55. $$ MTZ315-319>330-132200- Southwest Montana- National Weather Service Great Falls MT 600 AM MDT Wed May 13 2026 ...HIGH WIND WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT THURSDAY NIGHT FOR Upper Blackfoot and MacDonald Pass... ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY AFTERNOON FOR Helena Valley... ...HIGH WIND WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR Big Belt, Bridger and Castle Mountains...Canyon Ferry Area...Missouri Headwaters...Madison River Valley...Gallatin Valley...Northwest Beaverhead County...Beaverhead and Western Madison below 6000ft...Ruby Mountains and Southern Beaverhead Mountains...Gallatin and Madison County Mountains and Centennial Mountains... .TODAY...Increasing clouds. Chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce damaging winds in the afternoon. Highs 80 to 90...65 to 75 in the mountains. Southwest winds 20 to 30 mph with gusts to 60 mph in the afternoon. .TONIGHT...Mostly cloudy in the evening then clearing. Chance of showers and thunderstorms. Some thunderstorms may produce damaging winds. Lows 30 to 40. West winds 25 to 35 mph decreasing to 20 to 25 mph after midnight. Gusts up to 55 mph. .THURSDAY...Mostly clear. Highs 60 to 70...50 to 60 in the mountains. West winds 20 to 30 mph. Gusts up to 55 mph decreasing to 45 mph in the evening. .FRIDAY...Mostly clear. Lows 35 to 40. Highs 55 to 65. .SATURDAY...Mostly cloudy. Lows 30 to 35. Highs 45 to 55. .SUNDAY...Snow showers likely and slight chance of thunderstorms. Lows 25 to 30. Highs 35 to 45. $$ MTZ016>027-059>062-132200- Northeast Montana- National Weather Service Glasgow MT 600 AM MDT Wed May 13 2026 ...HIGH WIND WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO MIDNIGHT MDT THURSDAY NIGHT... .TODAY...Partly cloudy. Highs in the upper 80s to mid 90s. .TONIGHT...Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Lows near 50. .THURSDAY...Partly cloudy. Highs near 70. .FRIDAY...Mostly clear. Highs in the mid 60s to lower 70s. Lows in the mid to upper 40s. .SATURDAY...Mostly cloudy. Highs in the mid 60s to lower 70s. Lows near 40. .SUNDAY...Mostly cloudy with a chance of rain showers. Highs in the mid to upper 50s. Lows near 40. $$ MTZ028>042-056>058-063>068-132200- South Central and Southeast Montana- National Weather Service Billings MT 600 AM MDT Wed May 13 2026 ...High Wind Warning in effect from 6 PM this evening to 9 PM MDT Thursday for portions of South Central Montana... ...Wind Advisory in effect from 6 PM this evening to 9 PM MDT Thursday for portions of South Central Montana... .TODAY...Sunny. Highs in the mid 80s to the mid 90s. .TONIGHT...Strong crosswinds near Livingston. Mostly cloudy. Slight chance of thunderstorms. Lows in the mid 40s to the mid 50s. .THURSDAY...Strong crosswinds near Livingston. Sunny. Highs in the mid 60s to the mid 70s. .THURSDAY NIGHT...Mostly clear. Lows of around 40 to around 50. .FRIDAY...Sunny. Highs in the upper 60s to mid 70s. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the mid 30s to the mid 40s. Highs in the lower 60s to mid 70s. .SATURDAY NIGHT...Mostly cloudy. Chance of rain showers. Lows in the lower 30s to the lower 40s. .SUNDAY...Mostly cloudy. Chance of rain showers with possible snow showers and thunderstorms likely. Highs in the upper 40s to the upper 50s. $$