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

64°F

18°C

Humidity 29%
Wind Speed SSE 6 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 19 Aug 03:35 AM PDT
Extended Forecast for

3 Miles WSW Asotin WA

  • Overnight

    Overnight: Mostly clear, with a low around 62. Southwest wind 3 to 5 mph.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Widespread haze before 7am. Sunny, with a high near 94. Calm wind becoming north around 5 mph in the afternoon.

    High: 94 °F

    Haze then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. Light and variable wind.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers. Partly sunny, with a high near 93.

    High: 93 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers then
    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 62. Southwest wind 3 to 5 mph.
Wednesday
Widespread haze before 7am. Sunny, with a high near 94. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 63. Light and variable wind.
Thursday
Sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 66. Northwest wind 5 to 8 mph becoming calm in the evening.
Friday
Mostly sunny and hot, with a high near 100.
Friday Night
Mostly cloudy, with a low around 70.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 93.
Saturday Night
A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 61.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 91.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Asotin WA
 46.33°N 117.11°W (Elev. 1033 ft)
Last Update:
3:26 am PDT Aug 19, 2026
Forecast Valid:
3am PDT Aug 19, 2026-6pm PDT Aug 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