Weather WorldForest Lake, CA 7-Day Night Weather Forecast
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Forest Lake, CA Weather Forecast
Forest Lake, CA Weather Forecast Date: 201 PM PDT Mon Sep 21 2026
The area/counties/county of: Lassen Volcanic County Np, including the city of Lassen National Park.or toggle through each period.
Tonight... Mostly cloudy in the evening then clearing. Lows 43 to 49. Light winds.
Tuesday... Mostly sunny. Highs 62 to 72. Light winds becoming west up to 10 mph in the afternoon.
Tuesday Night... Clear. Lows 42 to 48. Light winds.
Wednesday... Mostly sunny. Highs 63 to 73. Light winds becoming southwest up to 10 mph in the afternoon.
Wednesday Night... Mostly clear. Lows 43 to 49. Light winds.
Thursday... Mostly sunny. Highs 61 to 71.
Thursday Night... Partly cloudy. Lows around 43.
Friday... Mostly clear. Highs 54 to 64. Lows 35 to 43.
Saturday... Mostly clear. Highs 54 to 64. Lows 35 to 43.
Sunday... Mostly clear. Highs 54 to 64. Lows 35 to 43.
POP = Probability of Precipitation
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