FPUS65 KTFX 220825 SFPMT State Forecast For Montana National Weather Service Great Falls MT 225 AM MDT Thu May 22 2025 MTZ001>007-043-222200- West of the Continental Divide- National Weather Service Missoula MT 225 AM MDT Thu May 22 2025 .TONIGHT...Partly cloudy. Lows in the 30s. .THURSDAY...Mostly cloudy with a chance of rain. Highs in the 60s. .THURSDAY NIGHT...Mostly cloudy with a chance of rain showers. Lows in the mid 30s to lower 40s. .FRIDAY...Partly cloudy with a chance of rain. Patchy fog in the morning. Highs in the 60s to lower 70s. .SATURDAY...Mostly clear. Lows in the mid 30s to lower 40s. Highs in the upper 60s to mid 70s. .SUNDAY...Mostly clear. Lows in the upper 30s to mid 40s. Highs in the mid 70s to lower 80s. .MEMORIAL DAY...Mostly clear. Lows in the 40s. Highs in the upper 70s to mid 80s. $$ MTZ301>314-316>318-222200- Central Montana- National Weather Service Great Falls MT 225 AM MDT Thu May 22 2025 .TODAY...Mostly cloudy. Slight chance of rain showers in the afternoon. Highs 60 to 70...50 to 60 in the mountains. .TONIGHT...Mostly cloudy. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Lows 40 to 45...35 to 40 in the mountains. .FRIDAY...Mostly cloudy. Rain showers likely through the day. Slight chance of thunderstorms in the afternoon and evening. Highs 55 to 65...45 to 55 in the mountains. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 35 to 40. Highs 60 to 70. .SUNDAY...Mostly clear. Lows 40 to 45. Highs 65 to 75. .MEMORIAL DAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs 70 to 80. $$ MTZ315-319>330-222200- Southwest Montana- National Weather Service Great Falls MT 225 AM MDT Thu May 22 2025 .TODAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 55 to 65...50 to 60 in the mountains. .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of showers and thunderstorms. Lows 30 to 40. .FRIDAY...Increasing clouds. Chance of rain showers and slight chance of thunderstorms in the afternoon and evening. Highs 60 to 65...50 to 60 in the mountains. .SATURDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Highs 55 to 65. .SUNDAY...Mostly clear. Lows 35 to 40. Highs 60 to 70. .MEMORIAL DAY...Mostly clear. Chance of rain showers and slight chance of thunderstorms. Lows 40 to 45. Highs 65 to 75. $$ MTZ016>027-059>062-222200- Northeast Montana- National Weather Service Glasgow MT 225 AM MDT Thu May 22 2025 .TONIGHT...PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 30S TO LOWER 40S. .THURSDAY...SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE MID 60S TO LOWER 70S. .THURSDAY NIGHT...A SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE 40S. .FRIDAY...RAIN SHOWERS LIKELY IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS IN THE AFTERNOON AND EVENING. HIGHS IN THE MID 50S TO LOWER 60S. .SATURDAY...MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. HIGHS IN THE LOWER TO MID 60S. LOWS IN THE LOWER TO MID 40S. .SUNDAY...PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. HIGHS IN THE 60S. LOWS IN THE LOWER TO MID 40S. .MEMORIAL DAY...MOSTLY CLEAR. HIGHS IN THE MID 60S TO LOWER 70S. LOWS IN THE 40S. $$ MTZ028>042-056>058-063>068-222200- South Central and Southeast Montana- National Weather Service Billings MT 225 AM MDT Thu May 22 2025 .TODAY...Mostly sunny. Highs in the lower 60s to the lower 70s. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s to the upper 40s. .FRIDAY...Mostly sunny. Chance of rain showers. Highs of around 60 to around 70. .FRIDAY NIGHT...Mostly cloudy. Slight chance of rain showers. Lows in the upper 30s to the upper 40s. .SATURDAY AND SATURDAY NIGHT...Mostly cloudy. West, showers likely and chance of thunderstorms, then chance of showers and slight chance of thunderstorms. East, chance of showers and slight chance of thunderstorms. Lows in the 40s. Highs in the upper 50s to the upper 60s. .SUNDAY...Mostly sunny. Slight chance of thunderstorms west...and chance of showers and slight chance of thunderstorms east. Highs in the upper 50s to around 70. .SUNDAY NIGHT...Mostly clear. Slight chance of rain showers. Lows in the lower to mid 40s. .MEMORIAL DAY...Sunny. Highs around 60 to the mid 70s. $$