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

Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. 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 74%
Wind Speed E 6 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 18 Feb 06:20 PM PST
Extended Forecast for

2 Miles WSW Lewiston ID

  • Tonight

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

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 39. Light and variable wind becoming east around 6 mph in the afternoon.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after 10pm. Mostly cloudy, with a low around 28. Calm wind. Little or no snow accumulation expected.

    Low: 28 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly before 10am. Partly sunny, with a high near 39. Calm wind becoming northwest around 6 mph in the afternoon. Little or no snow accumulation expected.

    High: 39 °F

    Chance 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 43.

    High: 43 °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 48.

    High: 48 °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. West wind around 6 mph becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 39. Light and variable wind becoming east around 6 mph in the afternoon.
Thursday Night
A 30 percent chance of snow after 10pm. Mostly cloudy, with a low around 28. Calm wind. Little or no snow accumulation expected.
Friday
A 30 percent chance of snow, mainly before 10am. Partly sunny, with a high near 39. Calm wind becoming northwest around 6 mph in the afternoon. 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 43.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Mostly cloudy, with a high near 48.
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 52. 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 49.
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 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lewiston ID
 46.38°N 117.03°W (Elev. 1201 ft)
Last Update:
5:56 pm PST Feb 18, 2026
Forecast Valid:
6pm PST Feb 18, 2026-6pm PST Feb 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation