| NWS Forecast for: Gallatin and Madison County Mountains and Centennial Mountains Issued by: National Weather Service Great Falls, MT Last Update: 326 AM MST Sun Dec 28 2025 |  |
| Today: Sunny. Highs 11 to 19. West winds 5 to 10 mph. Tonight: Mostly clear. Lows 1 below to 9 above zero. Southwest winds 5 to 15 mph. Monday: Not as cold. Sunny. Highs 19 to 29. Southwest winds 5 to 10 mph with gusts to around 25 mph. Monday Night: Partly cloudy. Near steady temperature around 15. Southwest winds 5 to 10 mph with gusts to around 25 mph. Tuesday: Not as cold. Partly sunny in the morning then clearing. Highs 27 to 37. South winds up to 10 mph with gusts to around 25 mph. Tuesday Night: Partly cloudy. Lows 13 to 23. Wednesday: Sunny. Highs 30 to 40. Wednesday Night: Partly cloudy. Lows 16 to 26. New Years Day And Thursday Night: Mostly cloudy. Highs 30 to 40. Lows 19 to 27. Friday Through Saturday: Mostly cloudy with a 50 percent chance of snow. Highs 24 to 39. Lows 16 to 22. | |
| Zone Forecast: Gallatin and Madison County Mountains and Centennial Mountains | |
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