Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

25°F

-4°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 30.54 in (1034.2 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 28 Dec 02:20 AM PST
Extended Forecast for

Asotin WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 36. Light northeast wind.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26. Light east wind.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. East wind 3 to 5 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. Calm wind.
Sunday
Sunny, with a high near 36. Light northeast wind.
Sunday Night
Mostly cloudy, with a low around 26. Light east wind.
Monday
Mostly sunny, with a high near 40. East wind 3 to 5 mph.
Monday Night
Mostly cloudy, with a low around 27. Calm wind.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 31.
New Year's Day
Mostly cloudy, with a high near 46.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 36.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 48.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Asotin WA
 46.34°N 117.05°W (Elev. 846 ft)
1:12 am PST Dec 28, 2025
2am PST Dec 28, 2025-6pm PST Jan 3, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database