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

62°F

17°C

Humidity 40%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 19 Apr 11:56 AM PDT
Extended Forecast for

9 Miles SSE Asotin WA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 77. Northeast wind 6 to 8 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Northeast wind around 6 mph becoming south in the evening.

    Low: 49 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 82. South wind around 7 mph becoming north in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. North wind around 7 mph becoming south after midnight.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of thunderstorms after 5pm. Mostly sunny, with a high near 79. South wind 5 to 10 mph becoming northwest in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °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 49. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 57. Chance of precipitation is 90%.

    High: 57 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers. Partly sunny, with a high near 60.

    High: 60 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 77. Northeast wind 6 to 8 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Northeast wind around 6 mph becoming south in the evening.
Monday
Mostly sunny, with a high near 82. South wind around 7 mph becoming north in the afternoon.
Monday Night
Partly cloudy, with a low around 52. North wind around 7 mph becoming south after midnight.
Tuesday
A chance of thunderstorms after 5pm. Mostly sunny, with a high near 79. South wind 5 to 10 mph becoming northwest in the morning. 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 49. Chance of precipitation is 70%.
Wednesday
Showers. High near 57. Chance of precipitation is 90%.
Wednesday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSE Asotin WA
 46.22°N 116.96°W (Elev. 804 ft)
Last Update:
11:31 am PDT Apr 19, 2026
Forecast Valid:
12pm PDT Apr 19, 2026-6pm PDT Apr 25, 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