Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

41°F

5°C

Humidity 75%
Wind Speed E 11 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 01 Feb 05:05 AM PST
Extended Forecast for

Lewiston ID

  • Today

    Today: Mostly cloudy, with a high near 53. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 53 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 35. South wind around 6 mph becoming calm  after midnight.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. Light east wind.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 53. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Tonight
Partly cloudy, with a low around 35. South wind around 6 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 51. Calm wind.
Monday Night
Mostly cloudy, with a low around 38. Calm wind.
Tuesday
Partly sunny, with a high near 55. Light east wind.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 36.
Saturday
A 10 percent chance of rain. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston ID
 46.39°N 117°W (Elev. 1385 ft)
3:02 am PST Feb 1, 2026
5am PST Feb 1, 2026-6pm PST Feb 7, 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