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

41°F

5°C

Humidity 75%
Wind Speed ESE 5 MPH
Barometer 30.53 in (1033.86 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 09 Jan 04:35 PM PST
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Increasing clouds, with a low around 33. East wind 3 to 5 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 47. East wind around 6 mph.

    High: 47 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. East wind around 6 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 49. Southeast wind around 6 mph.

    High: 49 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Southeast wind around 6 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 33. East wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 47. East wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 34. East wind around 6 mph.
Sunday
Partly sunny, with a high near 49. Southeast wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 36. Southeast wind around 6 mph.
Monday
Mostly cloudy, with a high near 52.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Sunny, with a high near 54.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 784 ft)
Last Update:
3:12 pm PST Jan 9, 2026
Forecast Valid:
4pm 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