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

63°F

17°C

Humidity 33%
Wind Speed N 5 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 27 Mar 05:00 PM PDT
Extended Forecast for

Clarkston WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 65. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 65 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. West wind 5 to 8 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 62. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.

    High: 62 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 40. West wind 8 to 13 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and snow before 2pm, then a slight chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 53 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Light and variable wind.
Saturday
Mostly cloudy, with a high near 65. Calm wind becoming west 5 to 8 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 45. West wind 5 to 8 mph becoming calm in the evening.
Sunday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 62. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40. West wind 8 to 13 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of rain and snow before 2pm, then a slight chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 42.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Wednesday Night
Rain. Low around 39. Chance of precipitation is 80%.
Thursday
Rain likely. Partly sunny, with a high near 53. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clarkston WA
 46.42°N 117.04°W (Elev. 761 ft)
Last Update:
3:47 pm PDT Mar 27, 2026
Forecast Valid:
5pm PDT Mar 27, 2026-6pm PDT Apr 3, 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