FPUS65 KTFX 202045 SFPMT State Forecast For Montana National Weather Service Great Falls MT 244 PM MDT Mon May 20 2024 MTZ001>007-043-211000- West of the Continental Divide- National Weather Service Missoula MT 244 PM MDT Mon May 20 2024 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING for Bitterroot/Sapphire Mountains...Butte/Blackfoot Region... .TONIGHT...Partly cloudy with a chance of showers and thunderstorms. Widespread frost. Lows in the 30s. .TUESDAY...Mostly cloudy with a slight chance of rain. Highs in the upper 50s to mid 60s. .TUESDAY NIGHT...Mostly cloudy with a chance of rain. Lows in the upper 30s to mid 40s. .WEDNESDAY...Rain likely in the morning, then rain showers likely in the afternoon and evening. Highs in the 50s. .THURSDAY...Mostly cloudy with rain and snow likely. Lows in the 30s. Highs in the 50s. .FRIDAY...Mostly cloudy with a chance of rain. Lows in the 30s. Highs in the upper 50s to mid 60s. .SATURDAY...Mostly cloudy with rain showers likely. Lows in the mid 30s to lower 40s. Highs in the 50s. $$ MTZ301>314-316>318-211000- Central Montana- National Weather Service Great Falls MT 244 PM MDT Mon May 20 2024 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING FOR Southern Rocky Mountain Front... ...FLOOD WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING THROUGH FRIDAY MORNING FOR Little Belt and Highwood Mountains... .TONIGHT...Mostly cloudy. Slight chance of showers and thunderstorms in the evening. Lows 35 to 40...25 to 35 in the mountains. .TUESDAY...Increasing clouds. Slight chance of thunderstorms in the afternoon. Highs 55 to 65...45 to 55 in the mountains. .TUESDAY NIGHT...Mostly cloudy. Slight chance of showers and thunderstorms. Lows 35 to 40. .WEDNESDAY...Mostly cloudy. Rain showers and slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Highs 55 to 65. .THURSDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Highs 45 to 55. .FRIDAY...Partly cloudy. Slight chance of rain showers. Lows 35 to 40. Highs 55 to 65. .SATURDAY...Mostly cloudy. Chance of rain showers. Lows 40 to 45. Highs 55 to 65. $$ MTZ315-319>330-211000- Southwest Montana- National Weather Service Great Falls MT 244 PM MDT Mon May 20 2024 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY AFTERNOON FOR The Mountains of Southwest Montana... .TONIGHT...Mostly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms in the evening, then slight chance of snow showers after midnight. Lows 30 to 35...25 to 30 in the mountains. .TUESDAY...Increasing clouds. and chance of snow showers through the day. Slight chance of thunderstorms in the afternoon. Highs 55 to 60...45 to 55 in the mountains. .TUESDAY NIGHT...Mostly cloudy. Slight chance of rain showers, thunderstorms and snow showers. Lows 35 to 40...30 to 35 in the mountains. .WEDNESDAY...Cloudy. Rain showers, snow showers and chance of thunderstorms. Highs 45 to 55. .THURSDAY...Snow showers, rain showers and slight chance of thunderstorms. Lows 30 to 35. Highs 35 to 45. .FRIDAY...Mostly cloudy. Slight chance of rain showers. Lows 25 to 35. Highs 50 to 60. .SATURDAY...Mostly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms. Lows 35 to 40. Highs 45 to 55. $$ MTZ016>027-059>062-211000- Northeast Montana- National Weather Service Glasgow MT 244 PM MDT Mon May 20 2024 .TONIGHT...Partly cloudy. A slight chance of rain showers in the evening. Lows near 40. .TUESDAY...Partly cloudy. A slight chance of rain showers in the afternoon. Highs near 60. .TUESDAY NIGHT...Partly cloudy. A slight chance of rain showers in the evening. Lows near 40. .WEDNESDAY...Partly cloudy in the morning then becoming mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the afternoon and evening. Highs in the mid to upper 60s. .THURSDAY...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Highs in the 50s. Lows in the lower to mid 40s. .FRIDAY...Partly cloudy with a slight chance of rain showers. Highs in the lower to mid 60s. Lows in the mid to upper 30s. .SATURDAY...Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Highs in the upper 60s to mid 70s. Lows in the lower to mid 40s. $$ MTZ028>042-056>058-063>068-211000- South Central and Southeast Montana- National Weather Service Billings MT 244 PM MDT Mon May 20 2024 ...Winter Storm Warning remains in effect until noon MDT Tuesday for portions of South Central Montana... ...Winter Storm Warning in effect from 6 PM this evening to 6 PM MDT Tuesday for portions of South Central Montana... .REST OF TODAY...Mostly cloudy. Chance of showers and isolated thunderstorms west...and slight chance of rain east. Highs in the lower 50s to the lower 60s. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the lower 30s to the lower 40s. .TUESDAY...Partly sunny. Chance of rain showers and slight chance of thunderstorms. Highs in the mid 50s to the mid 60s. .TUESDAY NIGHT...Partly cloudy. Slight chance of thunderstorms west...and slight chance of showers east. Lows in the mid 30s to lower 40s. .WEDNESDAY...Mostly sunny. Chance of rain showers. Highs in the lower 60s to the lower 70s. .WEDNESDAY NIGHT...Mostly cloudy. Showers and slight chance of thunderstorms west...and chance of showers east. Lows in the upper 30s to mid 40s. .THURSDAY...Rain showers and slight chance of thunderstorms. Highs from the upper 40s west to the upper 60s east. .THURSDAY NIGHT...Mostly cloudy. Chance of showers and slight chance of snow showers west...and showers likely east. Lows in the lower 30s to the lower 40s. .FRIDAY...Mostly sunny. Slight chance of thunderstorms west...and slight chance of showers east. Highs of around 60 to around 70. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s to the upper 40s. .SATURDAY...Partly sunny. Chance of rain showers and slight chance of thunderstorms. Highs in the lower 60s to mid 70s. $$