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Fir Lake, UT Weather Forecast
Fir Lake, UT Weather Forecast Date: 1246 PM MDT Fri Sep 11 2026
The area/counties/county of: Western Uinta Mountains, including: Mirror Lake Highway and Moon Lake.or toggle through each period.
Tonight... Mostly clear. Lows in the mid 40s.
Saturday... A chance of rain showers and a slight chance of thunderstorms in the afternoon. Partly cloudy. Highs in the lower 70s. Chance of precipitation 30%.
Saturday Night... Partly cloudy. Lows in the upper 40s.
Sunday... Sunny in the morning, then partly cloudy with a 10% chance of showers and thunderstorms in the afternoon. Highs around 70.
Sunday Night... Partly cloudy. Lows around 40.
Monday... Sunny. Highs in the mid 60s.
Monday Night... Mostly clear. Lows in the upper 30s.
Tuesday... Partly cloudy. Highs in the upper 60s. Lows around 40.
Wednesday... Partly cloudy. Highs in the upper 60s. Lows around 40.
Thursday... Partly cloudy. Highs in the upper 60s. Lows around 40.
POP = Probability of Precipitation
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