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Fish Lake, MT Weather Forecast
Fish Lake, MT Weather Forecast Date: 301 PM MDT Thu Oct 15 2026
The area/counties/county of: Kootenai/Cabinet Region, including the cities of: Libby and Eureka.or toggle through each period.
Tonight... Partly cloudy. Patchy freezing fog in the late evening and early morning. Patchy frost after midnight, then areas of freezing fog and frost late in the night. Lows in the mid 20s to lower 30s.
Friday... Partly cloudy. Widespread frost and patchy freezing fog in the morning. Highs in the 60s.
Friday Night... Partly cloudy. Areas of frost after midnight. Lows in the 30s.
Saturday... Partly cloudy. Widespread frost in the morning. Highs in the 60s. South winds to 15 mph with gusts to around 30 mph.
Saturday Night... Partly cloudy. Lows in the upper 20s to mid 30s. Southwest winds to 15 mph.
Sunday... Mostly sunny. Highs in the mid 50s to lower 60s.
Sunday Night... Partly cloudy. Lows in the upper 20s to mid 30s.
Monday... Mostly cloudy. Highs in the upper 50s to mid 60s.
Monday Night... Mostly cloudy. Lows in the 30s.
Tuesday... Mostly cloudy. Highs in the mid 50s to lower 60s.
Tuesday Night... Mostly cloudy in the evening then becoming partly cloudy. Lows in the 30s.
Wednesday... Partly cloudy. Highs in the mid 50s to lower 60s.
Wednesday Night... Partly cloudy. Lows in the 30s.
POP = Probability of Precipitation
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