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City of Polson, MTPolson, MT 7-Day Night Weather Forecast
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Polson, MT Weather Forecast
Polson, MT Weather Forecast Date: 1223 PM MDT Mon Aug 31 2026
The area/counties/county of: Flathead/Mission Valleys, including the cities of: Kalispell, Polson, and St. Ignatius.or toggle through each period.
Tonight... Partly cloudy. Lows in the 40s.
Tuesday... Partly cloudy. Highs in the 80s.
Tuesday Night... Mostly cloudy with a 40% chance of rain. Lows in the mid 40s to lower 50s. South winds to 15 mph.
Wednesday... Rain likely in the morning, then rain showers likely and a chance of thunderstorms in the afternoon. Chance of precipitation 70%. Some thunderstorms May produce gusty winds. Highs in the upper 60s to mid 70s. Southwest winds to 15 mph.
Wednesday Night... Mostly cloudy. A 40% chance of rain in the evening. Patchy fog after midnight. Lows in the upper 30s to mid 40s.
Thursday... A chance of rain in the morning, then rain showers likely and a slight chance of thunderstorms in the afternoon. Chance of precipitation 60%. Highs in the 60s to lower 70s.
Thursday Night... Mostly cloudy. Chance of rain showers and a slight chance of thunderstorms in the evening, then a chance of rain after midnight. Chance of precipitation 50%. Lows in the mid 30s to lower 40s.
Friday... Mostly cloudy with a 40% chance of rain. Highs in the mid 60s to lower 70s.
Friday Night... Partly cloudy in the evening then becoming mostly cloudy. A 30% chance of rain. Lows in the upper 30s to mid 40s.
Saturday... Partly cloudy. A chance of rain in the morning, then slight chance of showers and thunderstorms in the afternoon. Chance of precipitation 30%. Highs in the upper 60s to mid 70s.
Saturday Night... Mostly cloudy with a 30% chance of rain. Lows in the upper 30s to mid 40s.
Sunday... Mostly cloudy with a 40% chance of rain. Highs in the upper 60s to mid 70s.
Sunday Night... Mostly cloudy with a 40% chance of rain. Lows in the 40s.
POP = Probability of Precipitation
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