Area Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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079 FPUS65 KTFX 221838 AFPTFX Central and Southwest Montana Area Forecast National Weather Service Great Falls MT 1238 PM MDT Wed Jul 22 2026 MTZ301>314-316>318-230000- Central Montana- National Weather Service Great Falls MT 1238 PM MDT Wed Jul 22 2026 ...EXTREME HEAT WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH SUNDAY EVENING FOR Hill County...Northern Blaine County...Bears Paw Mountains and Southern Blaine...Fergus County below 4500ft... .REST OF TODAY...Sunny. Patchy smoke. Highs 85 to 90...70 to 80 in the mountains. .TONIGHT...Partly cloudy. Patchy smoke. Lows 60 to 65. .THURSDAY...Sunny then becoming partly cloudy. and patchy smoke through the day. Slight chance of showers and thunderstorms in the afternoon and evening. Highs 90 to 100...75 to 85 in the mountains. .FRIDAY...Mostly clear. Patchy smoke. Lows 60 to 65. Highs 90 to 100. .SATURDAY...Clear. Lows 60 to 65. Highs 95 to 105. .SUNDAY...Mostly clear. Lows 60 to 65. Highs 90 to 100. $$ MTZ315-319>330-230000- Southwest Montana- National Weather Service Great Falls MT 1238 PM MDT Wed Jul 22 2026 ...FLOOD WATCH IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR Northwest Beaverhead County...Ruby Mountains and Southern Beaverhead Mountains...Gallatin and Madison County Mountains and Centennial Mountains... .REST OF TODAY...Patchy smoke. Showers likely and chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Highs 80 to 90...70 to 80 in the mountains. .TONIGHT...Cloudy in the evening then becoming partly cloudy. Chance of showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Lows 50 to 60. .THURSDAY...Sunny then becoming mostly cloudy in the afternoon then becoming partly cloudy. Chance of showers and slight chance of thunderstorms in the afternoon and evening. Patchy smoke in the evening. Highs 80 to 90...70 to 80 in the mountains. .FRIDAY...Mostly clear. Lows 55 to 60. Highs 85 to 95. .SATURDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows 55 to 65. Highs 85 to 95. .SUNDAY...Mostly clear. Lows 55 to 60. Highs 85 to 95. $$