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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

39°F

4°C

Humidity 69%
Wind Speed N 0 MPH
Barometer 30.57 in (1035.22 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 09 Jan 10:00 PM PST
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. East wind around 6 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 45. Southeast wind around 7 mph.

    High: 45 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 32. South wind around 6 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 47. Southeast wind around 6 mph.

    High: 47 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Southeast wind around 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. East wind around 6 mph.
Saturday
Partly sunny, with a high near 45. Southeast wind around 7 mph.
Saturday Night
Increasing clouds, with a low around 32. South wind around 6 mph.
Sunday
Mostly cloudy, with a high near 47. Southeast wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 34. Southeast wind around 6 mph.
Monday
Mostly cloudy, with a high near 50.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Sunny, with a high near 52.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 31.
Friday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
Last Update:
9:27 pm PST Jan 9, 2026
Forecast Valid:
10pm PST Jan 9, 2026-6pm PST Jan 16, 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