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Winter Weather in the Eastern U.S.; Fire Weather in the Southern High Plains

A wintry mix may impact travel across portions of the Ohio Valley, central Appalachians, Mid-Atlantic, and Northeast U.S. today through Tuesday. Gusty winds and low relative humidity will bring elevated to critical fire weather to northeastern New Mexico and southeastern Colorado today and Tuesday. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

57°F

14°C

Humidity 40%
Wind Speed W 5 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 02 Mar 03:56 PM PST
Extended Forecast for

Lewiston ID

  • Tonight

    Tonight: Mostly clear, with a low around 36. West wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain after 10pm. Cloudy, with a low around 45. South wind around 5 mph becoming calm in the evening. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain. High near 51. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38. Southwest wind 7 to 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly after 10am. Partly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain. Partly sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 36. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 62. Light and variable wind becoming northeast around 6 mph in the morning.
Tuesday Night
A 50 percent chance of rain after 10pm. Cloudy, with a low around 45. South wind around 5 mph becoming calm in the evening. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 51. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38. Southwest wind 7 to 9 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 40 percent chance of rain, mainly after 10am. Partly sunny, with a high near 52.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 51.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 41.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 57.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 46.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 59.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
Last Update:
3:07 pm PST Mar 2, 2026
Forecast Valid:
4pm PST Mar 2, 2026-6pm PDT Mar 9, 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