FPUS65 KTFX 041849 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1249 PM MDT Tue Aug 4 2026 MTZ301>314-316>318-050000- Central Montana- National Weather Service Great Falls MT 1249 PM MDT Tue Aug 4 2026 .REST OF TODAY...Partly cloudy. Highs 70 to 80...60 to 70 in the mountains. .TONIGHT...Mostly clear. Lows 45 to 50. .WEDNESDAY...Partly cloudy in the morning then becoming mostly clear. Highs 80 to 85...70 to 80 in the mountains. .THURSDAY...Mostly clear. Lows 50 to 55. Highs 80 to 90. .FRIDAY...Clear. Lows 50 to 55. Highs 85 to 95. .SATURDAY...Mostly clear. Lows 50 to 60. Highs 85 to 95. $$ MTZ315-319>330-050000- Southwest Montana- National Weather Service Great Falls MT 1249 PM MDT Tue Aug 4 2026 .REST OF TODAY...Sunny. Areas of smoke. Highs 70 to 75...60 to 70 in the mountains. .TONIGHT...Mostly clear. Areas of smoke in the evening. Patchy smoke after midnight. Lows 40 to 50. .WEDNESDAY...Sunny then becoming mostly clear. Patchy smoke through the day. Highs 75 to 85...65 to 75 in the mountains. .THURSDAY...Mostly clear. Patchy smoke. Lows 45 to 50. Highs 80 to 90. .FRIDAY...Clear. Lows 50 to 55. Highs 85 to 95. .SATURDAY...Mostly clear. Lows 50 to 55. Highs 85 to 95. $$