Weather WorldLewiston, CA 7-Day Night Weather Forecast
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Lewiston, CA Weather Forecast
Lewiston, CA Weather Forecast Date: 1237 AM PST Thu Nov 12 2026
The area/counties/county of: Northwestern And Central Trinity, including the cities of: Weaverville, Douglas City, Helena, Junction City, Big Bar, Del Loma, and Burnt Ranch.or toggle through each period.
Today... Mostly cloudy until early afternoon then becoming partly cloudy. Highs 60 to 75. Southeast wind 5 to 15 mph with gusts to around 30 mph.
Tonight... Partly cloudy in the evening then becoming mostly cloudy. Rain showers and slight chance of thunderstorms overnight. Breezy. Lows 37 to 47. Southeast wind 15 to 25 mph with gusts to around 40 mph.
Friday... Rain showers in the morning. Slight chance of thunderstorms through the day. Rain and snow in the afternoon. Snow May be heavy at times in the afternoon. Snow accumulations of 5 to 6 inches. Highs 42 to 57. South wind 10 to 20 mph with gusts to around 35 mph.
Friday Night... Rain and snow. Lows 32 to 42. South wind around 15 mph.
Saturday... Mostly cloudy. Chance of rain and snow. Highs 46 to 61. Southeast wind around 10 mph.
Saturday Night... Cloudy, rain. Lows 35 to 45.
Sunday... Rain and slight chance of thunderstorms. Highs 41 to 56.
Sunday Night... Mostly cloudy. Patchy fog. Chance of rain and snow. Lows 30 to 40. Highs 41 to 56.
Monday... Mostly cloudy. Patchy fog. Chance of rain and snow. Lows 30 to 40. Highs 41 to 56.
Monday Night... Mostly cloudy in the evening then becoming partly cloudy. Patchy fog. Lows 25 to 35.
Tuesday... Partly cloudy. Patchy fog. Highs 44 to 59.
Tuesday Night... Partly cloudy in the evening then becoming mostly cloudy. Chance of rain and snow. Lows 27 to 37.
POP = Probability of Precipitation
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