National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437.0ft.

Mostly Cloudy

39°F

4°C

Humidity 64%
Wind Speed W 14 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 27 Dec 02:20 AM PST
Extended Forecast for

2 Miles WSW Lewiston ID

  • Overnight

    Overnight: Snow likely, mainly before 4am. Mostly cloudy, with a low around 33. West wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 33 °F

    Snow Likely

  • Saturday

    Saturday: A 30 percent chance of snow before 7am. Mostly sunny, with a high near 38. West wind 11 to 14 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 24. Light and variable wind.

    Low: 24 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Calm wind.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Light east wind.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Snow likely, mainly before 4am. Mostly cloudy, with a low around 33. West wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday
A 30 percent chance of snow before 7am. Mostly sunny, with a high near 38. West wind 11 to 14 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.
Saturday Night
Increasing clouds, with a low around 24. Light and variable wind.
Sunday
Mostly sunny, with a high near 33. Calm wind.
Sunday Night
Partly cloudy, with a low around 25. Light east wind.
Monday
Partly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 31.
New Year's Day
Mostly cloudy, with a high near 43.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 34.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lewiston ID
 46.38°N 117.03°W (Elev. 1201 ft)
Last Update:
1:26 am PST Dec 27, 2025
Forecast Valid:
2am PST Dec 27, 2025-6pm PST Jan 2, 2026
 
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Additional Resources

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Chance of Precipitation