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

34°F

1°C

Humidity 59%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 22 Jan 02:05 PM PST
Extended Forecast for

Lewiston ID

  • This Afternoon

    This Afternoon: Cloudy, with a high near 35. Light west wind.

    High: 35 °F

    Cloudy

  • 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 34. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 34 °F

    Decreasing
    Clouds

  • Friday Night

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

    Low: 21 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 32. Calm wind.

    High: 32 °F

    Sunny

  • Saturday Night

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

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 36.

    High: 36 °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

Detailed Forecast

This Afternoon
Cloudy, with a high near 35. Light west wind.
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 34. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 21. Light south wind.
Saturday
Sunny, with a high near 32. Calm wind.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Mostly sunny, with a high near 36.
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 42.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 44.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
1:26 pm PST Jan 22, 2026
2pm PST Jan 22, 2026-6pm PST Jan 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database