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Squaw Lake, MT Weather Forecast
Squaw Lake, MT Weather Forecast Date: 337 PM MDT Sat Aug 15 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.
Tonight... Mostly cloudy with chance of thunderstorms early in the evening, then partly cloudy with slight chance of rain showers in the late evening and early morning. Partly cloudy late in the night. Patchy fog late in the night. Lows 37 to 47. South winds up to 10 mph. Chance of precipitation 50%.
Sunday... Partly sunny. Patchy fog in the morning. A 20% chance of thunderstorms in the afternoon. Highs 64 to 74. Southwest winds up to 10 mph.
Sunday Night... Mostly cloudy. A 20% chance of thunderstorms in the evening. Lows 40 to 50. Northwest winds up to 10 mph shifting to the south after midnight.
Monday... Partly sunny. Highs 66 to 76. Southwest winds up to 10 mph. Gusts up to 25 mph in the afternoon.
Monday Night... Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then rain showers likely and slight chance of thunderstorms after midnight. Lows 41 to 51. Northwest winds up to 10 mph shifting to the southwest after midnight. Chance of precipitation 60%.
Tuesday... Partly sunny. A 50% chance of thunderstorms in the afternoon. Highs 63 to 73.
Tuesday Night... Mostly cloudy with a 20% chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 38 to 48.
Wednesday... Partly cloudy. Highs 64 to 74. Lows 40 to 50.
Wednesday Night... Partly cloudy. Highs 64 to 74. Lows 40 to 50.
Thursday... Sunny. Highs 68 to 78.
Thursday Night... Partly cloudy. Lows 43 to 53.
Friday... Mostly sunny. A 20% chance of thunderstorms in the afternoon. Highs 71 to 81.
Friday Night... Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows 45 to 55. Chance of precipitation 30%.
POP = Probability of Precipitation
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