


Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
152 FPUS65 KTFX 182004 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 203 PM MDT Fri Jul 18 2025 MTZ301>314-316>318-191200- Central Montana- National Weather Service Great Falls MT 203 PM MDT Fri Jul 18 2025 .TONIGHT...Increasing clouds. Lows 55 to 60. .SATURDAY...Mostly cloudy. Slight chance of thunderstorms in the afternoon. Highs 75 to 85...65 to 75 in the mountains. .SATURDAY NIGHT...Partly cloudy. Lows 50 to 60...45 to 55 in the mountains. .SUNDAY...Mostly cloudy. Slight chance of showers and thunderstorms. Highs 75 to 85. .MONDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Highs 65 to 75. .TUESDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Highs 65 to 75. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 50 to 55. Highs 75 to 85. $$ MTZ315-319>330-191200- Southwest Montana- National Weather Service Great Falls MT 203 PM MDT Fri Jul 18 2025 .TONIGHT...Partly cloudy. Areas of smoke in the evening. Lows 45 to 55. .SATURDAY...Increasing clouds. Highs 75 to 85...65 to 75 in the mountains. West winds 20 to 25 mph with gusts to 35 mph in the afternoon. .SATURDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Areas of smoke. Lows 45 to 55. .SUNDAY...Mostly cloudy. Highs 70 to 80. .MONDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows 50 to 55. Highs 70 to 80. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 45 to 50. Highs 70 to 80. .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows 45 to 50. Highs 75 to 85. $$