| NWS Forecast for: Big Belt, Bridger and Castle Mountains Issued by: National Weather Service Great Falls, MT Last Update: 1147 PM MST Thu Feb 26 2026 |  |
| Rest Of Tonight: Breezy. Mostly clear. Near steady temperature in the lower 30s. Southwest winds 10 to 25 mph with gusts to around 75 mph. Friday: Windy. Mostly sunny. Highs 38 to 48. West winds 15 to 30 mph with gusts to around 75 mph. Friday Night: Breezy. Partly cloudy. Lows in the upper 20s. West winds 10 to 25 mph. Gusts up to 75 mph decreasing to 65 mph after midnight. Saturday: Mostly sunny. A 20 percent chance of snow in the morning. Highs 39 to 49. West winds 5 to 15 mph. Gusts up to 55 mph decreasing to 45 mph in the afternoon. Saturday Night: Mostly cloudy. Lows in the upper 20s. Southwest winds up to 10 mph. Gusts up to 35 mph decreasing to 25 mph after midnight. Sunday: Partly sunny. Highs 42 to 50. Sunday Night Through Tuesday: Mostly clear. Lows in the upper 20s. Highs 43 to 53. Tuesday Night: Mostly clear in the evening then becoming mostly cloudy. Lows in the lower 30s. Wednesday: Mostly cloudy. A 20 percent chance of rain and snow in the afternoon. Highs 44 to 52. Wednesday Night: Cloudy. Chance of snow and rain in the evening, then chance of snow after midnight. Lows in the upper 20s. Chance of precipitation 50 percent. Thursday: Mostly cloudy with a 50 percent chance of snow. Highs 36 to 44. | |
| Zone Forecast: Big Belt, Bridger and Castle Mountains | |
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