Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

Cottonwood (ITD60)

Lat: 46.49972° N Lon: 116.71361° W Elev: 846.0 ft.

NA

35°F

2°C

Humidity 85%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility 1.24 mi
Last update 01 Jan 03:30 PM PST
Detailed forecast for

Lewiston Area

Tonight
Rain. Lows in the mid to upper 30s. Chance of precipitation near 100 percent. Rainfall amounts up to a half inch possible.
Friday
Cloudy. Rain in the morning, then a chance of rain in the afternoon. Highs in the 40s. Chance of precipitation 90 percent. Rainfall amounts less than a quarter of an inch.
Friday Night
Mostly cloudy. Lows in the mid to upper 30s.
Saturday
Partly sunny with a 50 percent chance of rain. Highs in the mid to upper 40s.
Saturday Night
Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s to lower 40s.
Sunday
Mostly cloudy with a 50 percent chance of rain. Highs in the mid 40s to lower 50s.
Sunday Night
Rain likely. Lows in the mid to upper 30s. Chance of precipitation 70 percent.
Monday
Mostly cloudy with a chance of rain or snow. Highs in the 40s. Chance of precipitation 50 percent.
Monday Night
Mostly cloudy with a chance of rain or snow. Lows in the lower to mid 30s. Chance of precipitation 40 percent.
Tuesday
Mostly cloudy with a chance of rain or snow. Highs in the lower to mid 40s. Chance of precipitation 50 percent.
Tuesday Night
Mostly cloudy with a chance of rain or snow. Lows in the 30s. Chance of precipitation 50 percent.
Wednesday Through Thursday
Mostly cloudy with a chance of rain or snow. Highs in the mid 30s to mid 40s. Lows in the upper 20s to upper 30s. Chance of precipitation 50 percent.



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223 PM PST Thu Jan 1 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database