Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. 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 74%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 22 Jan 01:05 AM PST
Extended Forecast for

2 Miles WSW Lewiston ID

  • Overnight

    Overnight: Cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Cloudy

  • Thursday

    Thursday: Cloudy, with a high near 35. Calm wind.

    High: 35 °F

    Cloudy

  • Thursday Night

    Thursday Night: Cloudy, then gradually becoming partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 34. Calm wind becoming north around 5 mph in the afternoon.

    High: 34 °F

    Mostly Sunny

  • 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 34.

    High: 34 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22.

    Low: 22 °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 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 30. Calm wind.
Thursday
Cloudy, with a high near 35. Calm wind.
Thursday Night
Cloudy, then gradually becoming partly cloudy, with a low around 25. Calm wind.
Friday
Mostly sunny, with a high near 34. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 21. Light southwest wind.
Saturday
Sunny, with a high near 34.
Saturday Night
Mostly clear, with a low around 22.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A 10 percent chance of rain. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lewiston ID
 46.38°N 117.03°W (Elev. 1201 ft)
9:26 pm PST Jan 21, 2026
1am PST Jan 22, 2026-6pm PST Jan 28, 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