FPUS65 KTFX 302018 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 217 PM MDT Mon Sep 30 2024 MTZ301>314-316>318-011200- Central Montana- National Weather Service Great Falls MT 217 PM MDT Mon Sep 30 2024 .TONIGHT...Mostly clear. Lows 35 to 40. .TUESDAY...Partly cloudy. Highs 65 to 75...55 to 65 in the mountains. West winds 20 to 25 mph in the afternoon. Gusts up to 40 mph. .TUESDAY NIGHT...Partly cloudy. Lows 40 to 50. West winds 20 to 30 mph. Gusts up to 45 mph. .WEDNESDAY...Mostly clear. Highs 55 to 65. .THURSDAY...Mostly clear. Lows 30 to 35. Highs 55 to 65. .FRIDAY...Partly cloudy. Lows in the mid 30s. Highs 65 to 75. .SATURDAY...Mostly clear. Lows 45 to 50. Highs 65 to 75. $$ MTZ315-319>330-011200- Southwest Montana- National Weather Service Great Falls MT 217 PM MDT Mon Sep 30 2024 .TONIGHT...Mostly clear. Lows 30 to 35. .TUESDAY...Sunny. Highs 65 to 75...55 to 65 in the mountains. .TUESDAY NIGHT...Mostly clear. Lows 35 to 50. Gusts up to 35 mph in the evening. .WEDNESDAY...Mostly clear. Highs 60 to 70. .THURSDAY...Mostly clear. Lows 30 to 35. Highs 55 to 65. .FRIDAY...Mostly clear. Lows 35 to 40. Highs 65 to 75. .SATURDAY...Mostly clear. Lows 40 to 45. Highs 65 to 75. $$