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.

Partly Cloudy

38°F

3°C

Humidity 72%
Wind Speed SW 8 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 15 Apr 09:56 PM PDT
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 33. South wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A 30 percent chance of rain after 11am. Partly sunny, with a high near 51. Breezy, with a west wind 8 to 18 mph, with gusts as high as 26 mph.

    High: 51 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. West wind 6 to 15 mph becoming south in the evening. Winds could gust as high as 24 mph.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 57. South wind around 6 mph becoming northwest in the afternoon.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. Northwest wind around 6 mph becoming southeast in the evening.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Sunday Night

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

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 33. South wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
A 30 percent chance of rain after 11am. Partly sunny, with a high near 51. Breezy, with a west wind 8 to 18 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 33. West wind 6 to 15 mph becoming south in the evening. Winds could gust as high as 24 mph.
Friday
Sunny, with a high near 57. South wind around 6 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 33. Northwest wind around 6 mph becoming southeast in the evening.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 74.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.37°N 116.99°W (Elev. 1204 ft)
Last Update:
3:31 pm PDT Apr 15, 2026
Forecast Valid:
10pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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