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.

Rain

52°F

11°C

Humidity 89%
Wind Speed E 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 13 Sep 10:56 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Showers likely. Mostly cloudy, with a steady temperature around 53. Southeast wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Monday

    Monday: Sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 51. East wind 3 to 5 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 74. Light and variable wind.

    High: 74 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 53. Northwest wind around 6 mph becoming calm after midnight.

    Low: 53 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers likely. Mostly cloudy, with a steady temperature around 53. Southeast wind 5 to 7 mph becoming northwest after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Sunny, with a high near 74. Light and variable wind.
Monday Night
Increasing clouds, with a low around 51. East wind 3 to 5 mph.
Tuesday
Mostly cloudy, with a high near 74. Light and variable wind.
Tuesday Night
Mostly cloudy, with a low around 53. Northwest wind around 6 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 81.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 81.
Friday Night
A 20 percent chance of showers. Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.41°N 117°W (Elev. 945 ft)
Last Update:
8:51 pm PDT Sep 13, 2026
Forecast Valid:
11pm PDT Sep 13, 2026-6pm PDT Sep 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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