FPUS65 KTFX 052139 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 338 PM MDT Sun Apr 5 2026 MTZ301>314-316>318-061200- Central Montana- National Weather Service Great Falls MT 338 PM MDT Sun Apr 5 2026 ...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING FOR East Glacier Park Region...Northern High Plains...Eastern Glacier, Western Toole, and Central Pondera...Eastern Toole and Liberty...Southern Rocky Mountain Front...Southern High Plains...Eastern Pondera and Eastern Teton...Western and Central Chouteau County...Cascade County below 5000ft...Judith Basin County and Judith Gap...Gates of the Mountains...Little Belt and Highwood Mountains... ...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE TUESDAY NIGHT FOR Bears Paw Mountains and Southern Blaine...Fergus County below 4500ft...Snowy and Judith Mountains... .TONIGHT...Mostly cloudy. Lows 25 to 30. .MONDAY...Mostly cloudy. Patchy dense fog in the morning. Highs 45 to 55...40 to 50 in the mountains. Southeast winds 20 to 25 mph with gusts to 35 mph in the afternoon. .MONDAY NIGHT...Increasing clouds. Lows 30 to 40. .TUESDAY...Mostly cloudy. Warmer. Chance of rain and snow. Highs 60 to 70. West winds 20 to 30 mph with gusts to 65 mph. .WEDNESDAY...Partly cloudy. Colder. Slight chance of snow. Lows 25 to 30. Highs 40 to 45. .THURSDAY...Partly cloudy. Lows 20 to 25. Highs 45 to 55. .FRIDAY...Mostly clear. Lows 25 to 30. Highs 55 to 65. $$ MTZ315-319>330-061200- Southwest Montana- National Weather Service Great Falls MT 338 PM MDT Sun Apr 5 2026 ...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING FOR Upper Blackfoot and MacDonald Pass...Helena Valley...Big Belt, Bridger and Castle Mountains...Meagher County Valleys...Elkhorn and Boulder Mountains...Madison River Valley...Northwest Beaverhead County...Beaverhead and Western Madison below 6000ft... .TONIGHT...Mostly cloudy. Lows 30 to 35. .MONDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 55 to 65...45 to 55 in the mountains. .MONDAY NIGHT...Partly cloudy. Lows 30 to 40. .TUESDAY...Partly cloudy. Slight chance of rain and snow. Highs 55 to 65. West winds 20 to 30 mph with gusts to 60 mph. .WEDNESDAY...Mostly clear. Lows 25 to 30. Highs 45 to 55. .THURSDAY...Mostly clear. Lows 25 to 30. Highs 50 to 60. .FRIDAY...Partly cloudy. Slight chance of rain. Lows 25 to 35. Highs 55 to 65. $$