Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437.0ft.

Mist

37°F

3°C

Humidity 74%
Wind Speed ENE 5 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 18 Feb 05:20 PM PST
Extended Forecast for

Asotin WA

  • Tonight

    Tonight: Partly cloudy, with a low around 25. South wind around 6 mph becoming light and variable  in the evening.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 41. Light and variable wind becoming east around 6 mph in the morning.

    High: 41 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A chance of rain and snow between 10pm and 1am, then a chance of snow after 1am.  Mostly cloudy, with a low around 28. Calm wind.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of snow before 1pm, then a slight chance of rain and snow.  Partly sunny, with a high near 40. Calm wind becoming northwest 5 to 7 mph in the afternoon.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. Southeast wind 3 to 5 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 10pm.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. South wind around 6 mph becoming light and variable in the evening.
Thursday
Increasing clouds, with a high near 41. Light and variable wind becoming east around 6 mph in the morning.
Thursday Night
A chance of rain and snow between 10pm and 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A chance of snow before 1pm, then a slight chance of rain and snow. Partly sunny, with a high near 40. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 25. Southeast wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Mostly cloudy, with a high near 50.
Sunday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 36.
Monday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Monday Night
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 51.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Asotin WA
 46.34°N 117.05°W (Elev. 846 ft)
4:17 pm PST Feb 18, 2026
5pm PST Feb 18, 2026-6pm PST Feb 25, 2026
 
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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