Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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123 FPUS65 KTFX 260118 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 717 PM MDT Sat Jul 25 2026 MTZ301>314-316>318-261200- Central Montana- National Weather Service Great Falls MT 717 PM MDT Sat Jul 25 2026 ...HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT SUNDAY FOR Eastern Glacier, Western Toole, and Central Pondera...Eastern Toole and Liberty...Eastern Pondera and Eastern Teton...Gates of the Mountains... ...EXTREME HEAT WARNING IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR Hill County...Northern Blaine County...Western and Central Chouteau County...Cascade County below 5000ft...Judith Basin County and Judith Gap... ...EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM MDT SUNDAY FOR Bears Paw Mountains and Southern Blaine...Fergus County below 4500ft... .REST OF TONIGHT...Mostly clear. Slight chance of showers and thunderstorms in the evening. Patchy smoke through the night. Some thunderstorms may be severe with gusty winds. Lows 60 to 70...55 to 65 in the mountains. .SUNDAY...Sunny. Patchy smoke. Highs 90 to 100...75 to 85 in the mountains. .SUNDAY NIGHT...Mostly clear. Patchy smoke. Lows 55 to 65...50 to 60 in the mountains. .MONDAY...Mostly clear. Highs 85 to 95. .TUESDAY...Clear. Lows 55 to 65. Highs 90 to 100. .WEDNESDAY...Mostly clear. Lows 55 to 65. Highs 90 to 100. .THURSDAY...Mostly clear. Lows 55 to 65. Highs 90 to 100. $$ MTZ315-319>330-261200- Southwest Montana- National Weather Service Great Falls MT 717 PM MDT Sat Jul 25 2026 ...HEAT ADVISORY IN EFFECT UNTIL 9 PM MDT SUNDAY FOR Helena Valley...Meagher County Valleys...Canyon Ferry Area...Missouri Headwaters...Madison River Valley...Gallatin Valley...Beaverhead and Western Madison below 6000ft... .REST OF TONIGHT...Mostly clear. Slight chance of showers and thunderstorms in the evening. Patchy smoke after midnight. Some thunderstorms may be severe with gusty winds. Lows 55 to 65... 50 to 60 in the mountains. .SUNDAY...Partly cloudy. and patchy smoke through the day. Slight chance of thunderstorms in the afternoon. Highs 85 to 95... 75 to 85 in the mountains. .SUNDAY NIGHT...Partly cloudy. Patchy smoke. Lows 50 to 60. .MONDAY...Mostly clear. Highs 80 to 90. .TUESDAY...Mostly clear. Lows 50 to 60. Highs 80 to 90. .WEDNESDAY...Mostly clear. Lows 50 to 60. Highs 80 to 90. .THURSDAY...Mostly clear. Lows 50 to 60. Highs 85 to 95. $$