| NWS Forecast for: Gallatin and Madison County Mountains and Centennial Mountains Issued by: National Weather Service Great Falls, MT Last Update: 336 AM MDT Sat Jun 13 2026 | |
| Today: Mostly cloudy in the morning then becoming mostly sunny. Chance of rain showers and slight chance of snow showers in the morning. Slight chance of thunderstorms in the afternoon. Highs 47 to 59. North winds 10 to 15 mph with gusts to around 35 mph. Chance of precipitation 50 percent. Tonight: Mostly clear. Lows 29 to 35. Northeast winds 10 to 15 mph with gusts to around 35 mph decreasing to up to 10 mph with gusts to around 25 mph after midnight. Sunday: Warmer, sunny. Highs 55 to 65. North winds up to 15 mph. Sunday Night: Mostly clear. Lows 34 to 40. North winds 5 to 15 mph with gusts to around 30 mph shifting to the northeast up to 5 mph with gusts to around 20 mph after midnight. Monday: Warmer, sunny. Highs 62 to 72. West winds up to 10 mph. Gusts up to 25 mph in the afternoon. Monday Night: Mostly cloudy. Lows 42 to 48. Tuesday And Tuesday Night: Mostly clear. Highs 67 to 79. Lows 43 to 49. Wednesday Through Thursday: Breezy, clear. Highs 61 to 73. Lows 36 to 42. Thursday Night And Juneteenth: Mostly clear. Lows 40 to 46. Highs 66 to 76. | |
| Zone Forecast: Gallatin and Madison County Mountains and Centennial Mountains | |
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