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St. Ignatius, MT Weather Forecast
St. Ignatius, MT Weather Forecast Date: 1222 AM MDT Mon Oct 05 2026
The area/counties/county of: Flathead/Mission Valleys, including the cities of: Kalispell, Polson, and St. Ignatius.or toggle through each period.
Today... Mostly sunny. Highs in the upper 60s to mid 70s. Southwest winds to 15 mph.
Tonight... Partly cloudy. Lows in the mid 30s to lower 40s.
Tuesday... Partly cloudy. Highs in the upper 60s to mid 70s.
Tuesday Night... Partly cloudy. Lows in the 30s to lower 40s.
Wednesday... Mostly sunny. Highs in the upper 60s to mid 70s.
Wednesday Night... Mostly clear. Lows in the upper 30s to mid 40s.
Thursday... Mostly sunny. Highs in the mid 60s to lower 70s.
Thursday Night... Mostly clear. Lows in the 30s to lower 40s.
Friday... Partly cloudy. Highs in the upper 60s to mid 70s.
Friday Night... Mostly cloudy. A 20% chance of rain after midnight. Lows in the upper 20s to mid 30s.
Saturday... Mostly cloudy with a 50% chance of rain. Highs in the mid 50s to lower 60s.
Saturday Night... A chance of rain in the evening, then rain likely and a chance of snow after midnight. Chance of precipitation 60%. Lows in the upper 20s to mid 30s.
POP = Probability of Precipitation
St. Ignatius Radar Loop
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