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

55°F

13°C

Humidity 66%
Wind Speed NNE 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 17 Mar 12:56 PM PDT
Extended Forecast for

Clarkston WA

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Cloudy, with a high near 65. Southeast wind around 7 mph becoming northeast.

    High: 65 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 48. East wind 3 to 6 mph.

    Low: 48 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 73. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 73 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 76. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 76 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 77.

    High: 77 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 60.

    High: 60 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Cloudy, with a high near 65. Southeast wind around 7 mph becoming northeast.
Tonight
A 20 percent chance of rain before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 48. East wind 3 to 6 mph.
Wednesday
Increasing clouds, with a high near 73. Light and variable wind becoming west 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 76. Calm wind becoming west 5 to 8 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
Mostly cloudy, with a high near 77.
Friday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 50.
Saturday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 62.
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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:
12:21 pm PDT Mar 17, 2026
Forecast Valid:
1pm PDT Mar 17, 2026-6pm PDT Mar 23, 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