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

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Overcast

46°F

8°C

Humidity 56%
Wind Speed NNE 3 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 17 Apr 09:35 AM PDT
Extended Forecast for

Lewiston ID

  • Today

    Today: Sunny, with a high near 56. Southwest wind around 6 mph becoming northwest in the afternoon.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Areas of frost between 1am and 2am. Otherwise, increasing clouds, with a low around 35. North wind around 6 mph becoming southeast in the evening.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Partly sunny, with a high near 67. Southeast wind 6 to 8 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Southeast wind 6 to 8 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 73. East wind 6 to 8 mph.

    High: 73 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Mostly sunny, with a high near 74.

    High: 74 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 56. Southwest wind around 6 mph becoming northwest in the afternoon.
Tonight
Areas of frost between 1am and 2am. Otherwise, increasing clouds, with a low around 35. North wind around 6 mph becoming southeast in the evening.
Saturday
Partly sunny, with a high near 67. Southeast wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 40. Southeast wind 6 to 8 mph.
Sunday
Partly sunny, with a high near 73. East wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 74.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 66.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.99°W (Elev. 1204 ft)
Last Update:
4:06 am PDT Apr 17, 2026
Forecast Valid:
9am PDT Apr 17, 2026-6pm PDT Apr 23, 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