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


Loon Lake, MT Weather Forecast Date: 1257 PM MDT Fri Sep 11 2026
The area/counties/county of: Kootenai/Cabinet Region, including the cities of: Libby and Eureka.or toggle through each period.
Tonight... Mostly cloudy. Lows in the 40s.
Saturday... Mostly cloudy. Highs in the 60s to lower 70s.
Saturday Night... Partly cloudy. A 40% chance of rain showers after midnight. Lows in the 40s.
Sunday... Rain showers likely. Chance of showers 90%. Highs in the 50s.
Sunday Night... Rain showers likely. Chance of showers 90%. Lows in the upper 30s to mid 40s.
Monday... Mostly cloudy with a 30% chance of rain showers. Patchy fog in the morning. Highs in the 50s to lower 60s.
Monday Night... Mostly cloudy in the evening then becoming partly cloudy. A 20% chance of rain. Lows in the upper 30s to mid 40s.
Tuesday... Mostly cloudy. A 20% chance of showers and thunderstorms in the afternoon. Highs in the upper 50s to mid 60s.
Tuesday Night... Mostly cloudy in the evening then becoming partly cloudy. Lows in the upper 30s to mid 40s.
Wednesday... Partly cloudy. Highs in the 60s to lower 70s.
Wednesday Night... Mostly clear. Lows in the upper 30s to mid 40s.
Thursday... Mostly sunny. Highs in the upper 60s to mid 70s.
Thursday Night... Mostly clear. Lows in the 40s.
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