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

70°F

21°C

Humidity 40%
Wind Speed NNE 5 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 05 Apr 02:05 PM PDT
Extended Forecast for

Lewiston ID

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 71. Northeast wind around 6 mph.

    High: 71 °F

    Mostly Cloudy

  • Tonight

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

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 73. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 73 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. Northwest wind 5 to 7 mph becoming south in the evening.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 62. Windy, with a west wind 8 to 18 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 62 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37. Breezy.

    Low: 37 °F

    Mostly Clear
    and Breezy
    then Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 71. Northeast wind around 6 mph.
Tonight
Mostly cloudy, with a low around 49. East wind 3 to 6 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 73. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 49. Northwest wind 5 to 7 mph becoming south in the evening.
Tuesday
Sunny, with a high near 62. Windy, with a west wind 8 to 18 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 45 mph.
Tuesday Night
Mostly clear, with a low around 37. Breezy.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 45.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 66.
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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:
2:06 pm PDT Apr 5, 2026
Forecast Valid:
2pm PDT Apr 5, 2026-6pm PDT Apr 11, 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