Swift Lake, MT 7-Day Night Weather Forecast
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Swift Lake, MT Weather Forecast


Swift Lake, MT Weather Forecast Date: 111 PM MDT Sat Oct 17 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. Near steady temperature in the mid 50s. Southwest winds 10 to 15 mph with gusts to around 30 mph.
Tonight... Partly cloudy in the evening then becoming mostly cloudy. Lows 28 to 34. Southwest winds up to 15 mph.
Sunday... Mostly sunny. Highs 50 to 58. Southwest winds up to 10 mph.
Sunday Night... Partly cloudy. Lows 28 to 36. South winds up to 10 mph with gusts to around 25 mph.
Monday... Sunny. Highs 52 to 60. South winds 5 to 15 mph.
Monday Night... Partly cloudy. Lows 31 to 37.
Tuesday... Partly cloudy. A 20% chance of rain. Highs 50 to 58. Lows 30 to 36.
Tuesday Night... Partly cloudy. A 20% chance of rain. Highs 50 to 58. Lows 30 to 36.
Wednesday... Sunny. Highs 50 to 58.
Wednesday Night... Partly cloudy. Lows 31 to 37.
Thursday... Partly sunny. Slight chance of rain in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 49 to 57. Chance of precipitation 40%.
Thursday Night... Rain likely. Lows 32 to 38. Chance of rain 70%.
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