Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

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

Clear

46°F

8°C

Humidity 65%
Wind Speed E 8 MPH
Barometer 30.47 in (1031.83 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 13 Jan 07:20 PM PST
Extended Forecast for

Clarkston WA

Air Stagnation Advisory until January 16, 10:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 16, 10:00am

    NOW until 10:00am Fri

    Air Stagnation Advisory

  • Tonight

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 35. Calm wind.

    Low: 35 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 40. Calm wind.

    High: 40 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. Calm wind becoming east around 5 mph.
Wednesday
Mostly sunny, with a high near 49. Calm wind.
Wednesday Night
Increasing clouds, with a low around 35. Calm wind.
Thursday
Mostly cloudy, with a high near 40. Calm wind.
Thursday Night
Mostly cloudy, with a low around 33. Calm wind.
Friday
Mostly sunny, with a high near 48.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 32.
M.L.King Day
Mostly sunny, with a high near 48.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Clarkston WA
 46.42°N 117.04°W (Elev. 761 ft)
2:31 pm PST Jan 13, 2026
7pm PST Jan 13, 2026-6pm PST Jan 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database