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.

Clear

37°F

3°C

Humidity 78%
Wind Speed ESE 8 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 18 Apr 02:56 AM PDT
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Areas of frost after 4am. Otherwise, mostly cloudy, with a low around 37. East wind around 5 mph.

    Low: 37 °F

    Areas Frost

  • Saturday

    Saturday: Partly sunny, with a high near 68. East wind around 7 mph.

    High: 68 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42. Northeast wind around 6 mph.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 76. East wind around 7 mph.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. East wind 3 to 6 mph.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Overnight
Areas of frost after 4am. Otherwise, mostly cloudy, with a low around 37. East wind around 5 mph.
Saturday
Partly sunny, with a high near 68. East wind around 7 mph.
Saturday Night
Mostly clear, with a low around 42. Northeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 76. East wind around 7 mph.
Sunday Night
Mostly cloudy, with a low around 49. East wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Wednesday
Rain likely. Mostly cloudy, with a high near 61. Chance of precipitation is 70%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 58.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 64.
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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:
2:06 am PDT Apr 18, 2026
Forecast Valid:
3am PDT Apr 18, 2026-6pm PDT Apr 24, 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