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Etna, CA Weather Forecast
Etna, CA Weather Forecast Date: 239 PM PDT Wed Sep 09 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.
Tonight... Mostly clear. Lows in the lower to mid 60s. Northwest winds 5 to 10 mph shifting to the southwest after midnight.
Thursday... Sunny. Highs in the lower 80s to lower 90s. West winds 5 to 10 mph.
Thursday Night... Mostly clear. Lows in the lower to mid 50s. West winds 5 to 10 mph.
Friday... Sunny. Highs in the lower 70s to lower 80s. West winds around 5 mph shifting to the southeast late in the morning, then shifting to the west in the afternoon.
Friday Night... Mostly clear. Lows in the lower to mid 40s. West winds 5 to 10 mph.
Saturday... Sunny in the morning, then mostly cloudy with a chance of showers and slight chance of thunderstorms in the afternoon. Cooler. Highs in the mid 50s to mid 60s.
Saturday Night... Partly cloudy with a slight chance of rain in the evening, then mostly clear after midnight. Lows in the mid 30s to mid 40s.
Sunday... Sunny. Highs in the lower 60s to lower 70s.
Sunday Night... Clear. Lows in the lower 40s to lower 50s. Highs in the mid 60s to mid 70s.
Monday... Clear. Lows in the lower 40s to lower 50s. Highs in the mid 60s to mid 70s.
Tuesday... Mostly clear. Highs in the mid 60s to mid 70s. Lows in the mid 40s to lower 50s.
POP = Probability of Precipitation
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