Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Overcast

30°F

-1°C

Humidity 80%
Wind Speed NW 3 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 22 Jan 10:20 PM PST
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Cloudy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 34. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 34 °F

    Gradual
    Clearing

  • 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. Calm wind.

    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

  • Monday Night

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

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 25. Calm wind.
Friday
Cloudy through mid morning, then gradual clearing, 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. Calm wind.
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.
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
 46.39°N 117°W (Elev. 1385 ft)
9:16 pm PST Jan 22, 2026
10pm 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