Weather WorldLake Alpine, CA 7-Day Night Weather Forecast
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Lake Alpine, CA Weather Forecast
Lake Alpine, CA Weather Forecast Date: 800 PM PDT Sat Sep 19 2026
The area/counties/county of: Sierra (Cal, including the city of Twain Harte, Arnold.or toggle through each period.
Tonight... Clear in the evening then becoming partly cloudy. Lows 44 to 54. North winds up to 10 mph shifting to the east around 10 mph after midnight. Gusts up to 25 mph.
Sunday... Mostly cloudy in the morning then becoming partly cloudy. Haze in the morning. Patchy smoke through the day. Highs 66 to 76. East winds around 10 mph shifting to the southwest up to 10 mph in the afternoon. Gusts up to 20 mph.
Sunday Night... Mostly cloudy. Patchy smoke in the evening, then areas of smoke after midnight. Lows 45 to 55. Light winds becoming east up to 10 mph after midnight.
Monday... Partly cloudy. Highs 64 to 74. East winds around 10 mph in the morning becoming light.
Monday Night... Mostly cloudy in the evening then clearing. Lows 43 to 53. Light winds becoming northeast up to 10 mph after midnight.
Tuesday... Sunny. Highs 64 to 74.
Tuesday Night... Clear. Lows 44 to 54.
Wednesday... Sunny. Highs 67 to 77.
Wednesday Night... Mostly clear. Lows 45 to 55. Highs 65 to 75.
Thursday... Mostly clear. Lows 45 to 55. Highs 65 to 75.
Friday... Mostly clear. Lows 45 to 55. Highs 65 to 75.
POP = Probability of Precipitation
Lake Alpine Radar Loop
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