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

73°F

23°C

Humidity 25%
Wind Speed ENE 4 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Apr 04:35 PM PDT
Extended Forecast for

4 Miles SE Asotin WA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 47. Northeast wind around 6 mph becoming southeast after midnight.

    Low: 47 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 76. Southeast wind around 6 mph becoming north in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. North wind around 6 mph becoming south after midnight.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of thunderstorms after 5pm. Mostly sunny, with a high near 73. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 47. West wind 9 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 51. Chance of precipitation is 90%.

    High: 51 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 55.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 47. Northeast wind around 6 mph becoming southeast after midnight.
Monday
Mostly sunny, with a high near 76. Southeast wind around 6 mph becoming north in the afternoon.
Monday Night
Partly cloudy, with a low around 50. North wind around 6 mph becoming south after midnight.
Tuesday
A chance of thunderstorms after 5pm. Mostly sunny, with a high near 73. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 47. West wind 9 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers. High near 51. Chance of precipitation is 90%.
Wednesday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Thursday
A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Asotin WA
 46.3°N 116.98°W (Elev. 1969 ft)
Last Update:
3:36 pm PDT Apr 19, 2026
Forecast Valid:
4pm PDT Apr 19, 2026-6pm PDT Apr 26, 2026
 
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Additional Resources

Radar & Satellite Image

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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