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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Overcast

32°F

0°C

Humidity 86%
Wind Speed SW 4 MPH
Barometer 30.46 in (1031.49 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 18 Jan 07:20 AM PST
Extended Forecast for

2 Miles WSW Lewiston ID

Air Stagnation Advisory January 18, 07:34am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 07:34am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Today

    High: 37 °F

    Areas Fog

  • Tonight

    Tonight: Areas of fog before 10pm. Otherwise, mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Areas Fog
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: Areas of fog before 3pm. Otherwise, mostly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Areas Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40. Calm wind.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Today
Areas of fog. Otherwise, mostly sunny, with a high near 37. Calm wind.
Tonight
Areas of fog before 10pm. Otherwise, mostly cloudy, with a low around 28. Calm wind.
M.L.King Day
Areas of fog before 3pm. Otherwise, mostly sunny, with a high near 37. Calm wind.
Monday Night
Partly cloudy, with a low around 29. Calm wind.
Tuesday
Partly sunny, with a high near 40. Calm wind.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Mostly cloudy, with a high near 42.
Thursday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 32.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 42.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
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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:
3:07 am PST Jan 18, 2026
Forecast Valid:
7am PST Jan 18, 2026-6pm PST Jan 24, 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