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Chain Lake, MT Weather Forecast
Chain Lake, MT Weather Forecast Date: 1027 AM MDT Tue Oct 27 2026
The area/counties/county of: Northwest Beaverhead County, including the cities of: Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass.or toggle through each period.
Rest of Today... Mostly sunny. Slight chance of snow early in the afternoon. Chance of snow late in the afternoon. Highs 31 to 37. Southwest winds 5 to 15 mph with gusts to around 30 mph. Chance of snow 50%.
Tonight... Mostly cloudy with a 20% chance of snow in the evening, then partly cloudy after midnight. Lows 17 to 23. Southwest winds 5 to 10 mph with gusts to around 30 mph.
Wednesday... Mostly sunny. Highs 31 to 37. Southwest winds 5 to 15 mph with gusts to around 35 mph.
Wednesday Night... Partly cloudy. Lows 15 to 21. Southwest winds up to 10 mph.
Thursday... Mostly sunny. Highs 36 to 42. South winds up to 10 mph.
Thursday Night... Mostly cloudy. Lows 20 to 28.
Friday... Mostly cloudy with a 40% chance of snow and rain. Highs 36 to 42. Lows in the mid 20s.
Friday Night... Mostly cloudy with a 40% chance of snow and rain. Highs 36 to 42. Lows in the mid 20s.
Saturday... Mostly sunny. A 20% chance of snow in the afternoon. Highs 36 to 42.
Saturday Night... Mostly cloudy. Chance of snow in the evening, then snow likely after midnight. Light snow accumulations. Lows in the mid 20s. Chance of snow 60%.
Sunday... Partly sunny with a 50% chance of snow. Highs 31 to 37.
Sunday Night... Colder. Mostly cloudy in the evening then becoming partly cloudy. A 40% chance of snow. Lows 15 to 21.
POP = Probability of Precipitation
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