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Big Blue Lake, CA Weather Forecast
Big Blue Lake, CA Weather Forecast Date: 239 AM PDT Mon Aug 31 2026
The area/counties/county of: Western Siskiyou County, including the cities of: Somes Bar, Happy Camp, Callahan, Etna, Fort Jones, Greenview, and Scott Bar.or toggle through each period.
Today... Sunny. Highs in the mid 70s to mid 80s. Southeast winds 5 to 10 mph shifting to the southwest 10 to 15 mph this afternoon.
Tonight... Mostly clear. Lows in the mid 40s to lower 50s. Southwest winds 5 to 10 mph shifting to the south after midnight.
Tuesday... Mostly cloudy. Showers likely and slight chance of thunderstorms in the afternoon. Highs in the lower 60s to lower 70s. South winds 5 to 10 mph shifting to the southwest late in the afternoon.
Tuesday Night... Mostly cloudy. Chance of showers and slight chance of thunderstorms in the evening, then chance of showers after midnight. Lows in the mid 40s to lower 50s. Southwest winds 5 to 10 mph. Chance of precipitation 50%.
Wednesday... Mostly cloudy. Chance of rain in the morning, then rain likely in the afternoon. Highs in the mid 50s to mid 60s. South winds 15 to 20 mph. Chance of rain 70%.
Wednesday Night... Rain. Lows in the mid 40s to lower 50s.
Thursday... Rain in the morning, then rain likely in the afternoon. Highs in the mid 50s to mid 60s.
Thursday Night... Mostly cloudy in the evening then becoming partly cloudy. Chance of rain. Lows in the lower to mid 40s.
Friday... Partly cloudy with a slight chance of rain. Highs in the lower 60s to lower 70s.
Friday Night... Partly cloudy. Slight chance of rain in the evening. Lows in the lower to mid 40s.
Saturday... Partly cloudy in the morning, then sunny with a slight chance of rain in the afternoon. Highs in the mid 60s to mid 70s.
Saturday Night... Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s.
POP = Probability of Precipitation
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