National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Mist

36°F

2°C

Humidity 86%
Wind Speed ESE 4 MPH
Barometer 29.45 in (997.29 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 17 Feb 07:35 AM PST
Extended Forecast for

2 Miles WSW Lewiston ID

  • Today

    Today: A chance of rain after 1pm, mixing with snow after 5pm. Mostly sunny, with a high near 45. Calm wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Sunny then
    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow before 2am, then snow likely. Mostly cloudy, with a low around 31. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow likely before 4pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 39. Light west wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Snow Likely
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and 10pm. Mostly cloudy, with a low around 26. Southeast wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: A slight chance of snow between 10am and 4pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Southeast wind 3 to 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A 40 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 38. Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of rain after 1pm, mixing with snow after 5pm. Mostly sunny, with a high near 45. Calm wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 2am, then snow likely. Mostly cloudy, with a low around 31. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely before 4pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 39. Light west wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and 10pm. Mostly cloudy, with a low around 26. Southeast wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday
A slight chance of snow between 10am and 4pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Southeast wind 3 to 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 38. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 47.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36.
Monday
A 50 percent chance of rain. Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lewiston ID
 46.38°N 117.03°W (Elev. 1201 ft)
Last Update:
6:02 am PST Feb 17, 2026
Forecast Valid:
7am PST Feb 17, 2026-6pm PST Feb 23, 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