Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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079 FPUS65 KTFX 130938 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 337 AM MDT Tue Oct 13 2026 MTZ301>314-316>318-140000- Central Montana- National Weather Service Great Falls MT 337 AM MDT Tue Oct 13 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL NOON MDT TODAY FOR Eastern Glacier, Western Toole, and Central Pondera...Eastern Toole and Liberty...Hill County...Northern Blaine County...Eastern Pondera and Eastern Teton...Western and Central Chouteau County...Bears Paw Mountains and Southern Blaine...Cascade County below 5000ft...Judith Basin County and Judith Gap...Fergus County below 4500ft... .TODAY...Sunny. Patchy dense fog in the morning. Highs 40 to 45... 35 to 40 in the mountains. .TONIGHT...Mostly clear. Lows 20 to 25. .WEDNESDAY...Partly cloudy. Highs 45 to 55...40 to 50 in the mountains. .THURSDAY...Mostly clear. Lows 30 to 35. Highs 50 to 60. .FRIDAY...Mostly clear. Lows 30 to 35. Highs 60 to 70. .SATURDAY...Partly cloudy. Lows 40 to 45. Highs 65 to 75. $$ MTZ315-319>330-140000- Southwest Montana- National Weather Service Great Falls MT 337 AM MDT Tue Oct 13 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL NOON MDT TODAY FOR Helena Valley...Meagher County Valleys...Canyon Ferry Area...Missouri Headwaters...Madison River Valley...Gallatin Valley... .TODAY...Partly cloudy. Patchy dense fog in the morning. Highs 35 to 40. .TONIGHT...Mostly clear. Patchy fog in the evening. Lows 15 to 25. .WEDNESDAY...Partly cloudy then becoming sunny in the afternoon then becoming partly cloudy. Highs 45 to 50...40 to 45 in the mountains. .THURSDAY...Mostly clear. Lows 25 to 30. Highs 50 to 55. .FRIDAY...Clear. Lows 25 to 35. Highs 55 to 65. .SATURDAY...Mostly clear. Lows 30 to 40. Highs 55 to 65. $$