Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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673 FPUS65 KTFX 302138 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 337 PM MDT Wed Sep 30 2026 MTZ301>314-316>318-011200- Central Montana- National Weather Service Great Falls MT 337 PM MDT Wed Sep 30 2026 .TONIGHT...Increasing clouds. Lows 35 to 45. .THURSDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 55 to 65...45 to 55 in the mountains. .THURSDAY NIGHT...Mostly cloudy. Lows 35 to 45. .FRIDAY...Partly cloudy. Highs 65 to 75. .SATURDAY...Mostly clear. Lows 40 to 45. Highs 60 to 70. .SUNDAY...Mostly clear. Lows 40 to 45. Highs 65 to 75. .MONDAY...Mostly clear. Lows 45 to 50. Highs 70 to 80. $$ MTZ315-319>330-011200- Southwest Montana- National Weather Service Great Falls MT 337 PM MDT Wed Sep 30 2026 .TONIGHT...Mostly clear. Lows 35 to 45. .THURSDAY...Partly cloudy. Highs 60 to 70...55 to 65 in the mountains. .THURSDAY NIGHT...Mostly cloudy in the evening then clearing. Lows 35 to 45. .FRIDAY...Mostly clear. Highs 65 to 75. .SATURDAY...Mostly clear. Lows 40 to 45. Highs 60 to 70. .SUNDAY...Mostly clear. Lows 40 to 45. Highs 65 to 75. .MONDAY...Partly cloudy. Lows 45 to 50. Highs 65 to 75. $$