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Flat Lake, UT Weather Forecast
Flat Lake, UT Weather Forecast Date: 1244 PM MDT Sat Oct 03 2026
The area/counties/county of: Southern Mountains, including: Brian Head and Alton.or toggle through each period.
Tonight... Mostly clear. Lows around 50.
Sunday... Sunny. Highs in the lower 60s.
Sunday Night... Mostly clear. Lows in the upper 40s.
Monday... Sunny. Highs in the lower 60s.
Monday Night... Mostly clear. Lows in the upper 40s.
Tuesday... Isolated showers and thunderstorms in the afternoon. Sunny. Highs in the lower 60s. Chance of precipitation 10%.
Tuesday Night... Partly cloudy in the evening then clearing. Lows in the upper 40s.
Wednesday... Sunny. Highs in the lower 60s.
Wednesday Night... Mostly clear. Lows in the upper 40s.
Thursday... Sunny. Highs in the lower 60s.
Thursday Night... Mostly clear. Lows in the upper 40s. Highs in the upper 50s.
Friday... Mostly clear. Lows in the upper 40s. Highs in the upper 50s.
POP = Probability of Precipitation
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