Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Overcast

32°F

0°C

Humidity 69%
Wind Speed W 3 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 22 Jan 04:15 PM PST
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 25. Light southwest wind.

    Low: 25 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Light and variable wind becoming northwest around 5 mph in the afternoon.

    High: 35 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 21. Light southwest wind.

    Low: 21 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 33. Light and variable wind.

    High: 33 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 25. Light southwest wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Light and variable wind becoming northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 21. Light southwest wind.
Saturday
Sunny, with a high near 33. Light and variable wind.
Saturday Night
Mostly clear, with a low around 20. Calm wind.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly cloudy, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 45.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 34.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.99°W (Elev. 1204 ft)
2:16 pm PST Jan 22, 2026
4pm PST Jan 22, 2026-6pm PST Jan 29, 2026
 
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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