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.

Overcast

34°F

1°C

Humidity 78%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 31 Mar 07:56 AM PDT
Extended Forecast for

Clarkston WA

  • Today

    Today: Mostly cloudy, with a high near 56. Light and variable wind.

    High: 56 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of showers. Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers, mainly after 11am. High near 59. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 42. Southeast wind around 7 mph becoming west in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 54. West wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 56. Light and variable wind.
Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 41. Calm wind.
Wednesday
Showers, mainly after 11am. High near 59. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers. Low around 42. Southeast wind around 7 mph becoming west in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely. Mostly cloudy, with a high near 54. West wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clarkston WA
 46.42°N 117.04°W (Elev. 761 ft)
Last Update:
3:27 am PDT Mar 31, 2026
Forecast Valid:
8am PDT Mar 31, 2026-6pm PDT Apr 6, 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