FPUS65 KTFX 111415 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 814 AM MDT Sat May 11 2024 MTZ301>314-316>318-120000- Central Montana- National Weather Service Great Falls MT 814 AM MDT Sat May 11 2024 ...FLOOD WATCH REMAINS IN EFFECT FROM NOON MDT TODAY THROUGH MONDAY MORNING FOR Western and Central Chouteau County...Cascade County below 5000ft...Judith Basin County and Judith Gap...Fergus County below 4500ft...Little Belt and Highwood Mountains...Snowy and Judith Mountains... ...FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY MORNING FOR Bears Paw Mountains and Southern Blaine... .REST OF TODAY...Sunny. Highs 70 to 80...60 to 70 in the mountains. .TONIGHT...Partly cloudy. Chance of rain showers through the night. Slight chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall after midnight. Lows 45 to 50...40 to 45 in the mountains. .SUNDAY...Partly cloudy then becoming sunny in the afternoon then becoming partly cloudy. Slight chance of rain in the afternoon and evening. Highs 70 to 80...60 to 70 in the mountains. .MONDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 45 to 50. Highs 70 to 80. .TUESDAY...Cooler. Rain likely and slight chance of thunderstorms. Lows 45 to 50. Highs 55 to 65. .WEDNESDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40 to 45. Highs 60 to 70. $$ MTZ315-319>330-120000- Southwest Montana- National Weather Service Great Falls MT 814 AM MDT Sat May 11 2024 ...FLOOD WATCH REMAINS IN EFFECT FROM NOON MDT TODAY THROUGH MONDAY MORNING FOR Meagher County Valleys... .REST OF TODAY...Partly cloudy. Highs 65 to 75...55 to 65 in the mountains. .TONIGHT...Mostly clear. Lows 35 to 45. .SUNDAY...Mostly clear. Highs 70 to 75...60 to 70 in the mountains. .MONDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 40 to 50. Highs 65 to 75. .TUESDAY...Mostly cloudy. Cooler. Chance of rain and slight chance of thunderstorms. Lows 35 to 45. Highs 50 to 60. .WEDNESDAY...Partly cloudy. Slight chance of rain. Lows 35 to 40. Highs 55 to 65. $$