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Sun Lake, MT Weather Forecast
Sun Lake, MT Weather Forecast Date: 101 PM MDT Thu Oct 22 2026
The area/counties/county of: Southern Rocky Mountain Front, including the city of Rogers Pass.or toggle through each period.
Rest of Today... Sunny. Near steady temperature around 60. South winds up to 10 mph.
Tonight... Mostly clear in the evening, then mostly cloudy with a 20% chance of rain after midnight. Lows 32 to 40. South winds up to 5 mph.
Friday... Cooler. Rain in the morning, then snow and rain in the afternoon. Snow accumulation up to 4 inches. Highs 43 to 49. Temperatures falling into the upper 20s in the afternoon. Northwest winds 5 to 15 mph with gusts to around 55 mph. Chance of precipitation near 100%.
Friday Night... Colder. Mostly cloudy. A 50% chance of snow in the evening. Lows in the lower 20s. Northwest winds up to 10 mph with gusts to around 40 mph shifting to the southwest after midnight.
Saturday... Sunny. Highs 36 to 44. Southwest winds up to 10 mph.
Saturday Night... Partly cloudy. Lows in the mid 20s. Highs 34 to 42.
Sunday... Partly cloudy. Lows in the mid 20s. Highs 34 to 42.
Sunday Night... Mostly cloudy. Lows in the mid 20s. Highs 38 to 46.
Monday... Mostly cloudy. Lows in the mid 20s. Highs 38 to 46.
Monday Night... Mostly cloudy. Slight chance of snow and rain in the evening, then slight chance of snow after midnight. Lows in the upper 20s. Chance of precipitation 20%.
Tuesday... Mostly cloudy. A 50% chance of snow. Highs 36 to 44. Lows in the mid 20s.
Tuesday Night... Mostly cloudy. A 50% chance of snow. Highs 36 to 44. Lows in the mid 20s.
POP = Probability of Precipitation
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