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

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. 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 86%
Wind Speed SE 5 MPH
Barometer 29.46 in (997.63 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 17 Feb 07:05 PM PST
Extended Forecast for

4 Miles SE Asotin WA

Winter Weather Advisory February 17, 10:00pm until February 18, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: A chance of snow before 8pm, then rain and snow likely between 8pm and 11pm, then snow likely after 11pm.  Mostly cloudy, with a low around 30. East wind around 6 mph becoming light and variable.  Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Wednesday

    Wednesday: Snow likely, mainly before 10am.  Mostly cloudy, with a high near 37. South wind 7 to 11 mph becoming west in the afternoon.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before 10pm.  Partly cloudy, with a low around 23. South wind around 5 mph.

    Low: 23 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 10am.  Mostly cloudy, with a high near 37. Southeast wind around 6 mph becoming north in the afternoon.

    High: 37 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after 10pm.  Mostly cloudy, with a low around 25. Southwest wind around 5 mph.  New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly before 10am.  Mostly cloudy, with a high near 37. Little or no snow accumulation expected.

    High: 37 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow before 8pm, then rain and snow likely between 8pm and 11pm, then snow likely after 11pm. Mostly cloudy, with a low around 30. East wind around 6 mph becoming light and variable. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 37. South wind 7 to 11 mph becoming west in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 23. South wind around 5 mph.
Thursday
A 20 percent chance of snow after 10am. Mostly cloudy, with a high near 37. Southeast wind around 6 mph becoming north in the afternoon.
Thursday Night
A 30 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 25. Southwest wind around 5 mph. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 37. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
A slight chance of rain and snow between 10am and 1pm, then a slight chance of rain after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 20%.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Monday
Rain and snow likely. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Asotin WA
 46.3°N 116.98°W (Elev. 1969 ft)
6:36 pm PST Feb 17, 2026
7pm PST Feb 17, 2026-6pm PST Feb 24, 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