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

43°F

6°C

Humidity 70%
Wind Speed NE 10 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 15 Mar 09:20 PM PDT
Extended Forecast for

Clarkston WASimilar City Names

  • Tonight

    Tonight: Rain likely, mainly before 11pm. Cloudy, with a low around 42. Light east wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly between 11am and 2pm. Cloudy, with a high near 60. Light and variable wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. East wind around 6 mph becoming light and variable after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 68. Southwest wind 3 to 7 mph.

    High: 68 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 50. Southwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 50 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 75.

    High: 75 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly before 11pm. Cloudy, with a low around 42. Light east wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly between 11am and 2pm. Cloudy, with a high near 60. Light and variable wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 48. East wind around 6 mph becoming light and variable after midnight.
Tuesday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 68. Southwest wind 3 to 7 mph.
Tuesday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 50. Southwest wind 5 to 8 mph becoming light and variable after midnight.
Wednesday
Mostly cloudy, with a high near 72.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 75.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 54.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 74.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 49.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clarkston WASimilar City Names
 46.42°N 117.04°W (Elev. 761 ft)
Last Update:
7:13 pm PDT Mar 15, 2026
Forecast Valid:
9pm PDT Mar 15, 2026-6pm PDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation