Expires:202405041000;;567684 FPUS65 KTFX 032105 SFPMT State Forecast For Montana National Weather Service Great Falls MT 304 PM MDT Fri May 3 2024 MTZ315-319>330-041000- Southwest Montana- National Weather Service Great Falls MT 304 PM MDT Fri May 3 2024 .TONIGHT...Partly cloudy. Lows 20 to 30. .SATURDAY...Increasing clouds. Highs 55 to 65...45 to 55 in the mountains. Southeast winds around 20 mph in the afternoon. .SATURDAY NIGHT...Mostly cloudy. Chance of rain through the night. Lows 35 to 45. Southeast winds 20 to 30 mph. Gusts up to 35 mph after midnight. .SUNDAY...Cloudy. Rain showers and slight chance of thunderstorms. Highs 50 to 60. .MONDAY...Snow and chance of rain. Lows 30 to 35. Highs 40 to 50. .TUESDAY...Mostly cloudy. Chance of snow. Lows 25 to 35. Highs 35 to 45. .WEDNESDAY...Snow and rain likely. Lows 25 to 35. Highs 35 to 45. $$