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

Pacific Storm System Moves Inland; Strong Storm in Alaska

A Pacific storm system will bring low elevation/valley rain and mountain snow as it moves inland to the central Great Basin through the central Rockies through Thursday. Scattered thunderstorms are likely from California into the Great Basin. A large low pressure system continues to bring snow, blizzard conditions, damaging winds, and mixed precipitation along the Bering Sea and Southwest Alaska. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

30°F

-1°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 11 Feb 06:56 AM PST
Extended Forecast for

Lewiston ID

  • Today

    Today: Sunny, with a high near 48. Calm wind.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Partly sunny, with a high near 48. Calm wind.

    High: 48 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly cloudy, with a high near 48. Calm wind.

    High: 48 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of rain after 10pm. Cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain. Cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 48. Calm wind.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 31. Calm wind.
Thursday
Partly sunny, with a high near 48. Calm wind.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 33. Calm wind.
Friday
Mostly cloudy, with a high near 48. Calm wind.
Friday Night
A 30 percent chance of rain after 10pm. Cloudy, with a low around 38.
Saturday
A 40 percent chance of rain. Cloudy, with a high near 47.
Saturday Night
A 50 percent chance of rain. Cloudy, with a low around 37.
Sunday
A 30 percent chance of rain. Mostly cloudy, with a high near 47.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 36.
Washington's Birthday
A chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
Last Update:
3:12 am PST Feb 11, 2026
Forecast Valid:
7am PST Feb 11, 2026-6pm PST Feb 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation