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

48°F

9°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Mar 07:35 AM PDT
Extended Forecast for

Clarkston WA

  • Today

    Today: Partly sunny, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 53. West wind around 6 mph becoming calm after midnight.

    Low: 53 °F

    Decreasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 78 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 53. West wind 9 to 13 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 60. West wind 9 to 13 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 53. West wind around 6 mph becoming calm after midnight.
Friday
Partly sunny, with a high near 78. Calm wind becoming west 5 to 9 mph in the afternoon.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 53. West wind 9 to 13 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 60. West wind 9 to 13 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Mostly cloudy, with a high near 61.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 48.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 67.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clarkston WA
 46.42°N 117.04°W (Elev. 761 ft)
Last Update:
4:06 am PDT Mar 19, 2026
Forecast Valid:
7am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation