Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Deer Park, Deer Park Airport (KDEW)

Lat: 47.97417°NLon: 117.42833°WElev: 2205.0ft.

Overcast

28°F

-2°C

Humidity 74%
Wind Speed WNW 3 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 21 Jan 03:35 PM PST
Extended Forecast for

5 Miles NNE Deer Park WA

  • Tonight

    Tonight: Cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 31. Calm wind.

    High: 31 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. Calm wind becoming northeast around 5 mph after midnight.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 29. Northeast wind around 6 mph.

    High: 29 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 14. Calm wind.

    Low: 14 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 26. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 31. Calm wind.
Thursday Night
Partly cloudy, with a low around 18. Calm wind becoming northeast around 5 mph after midnight.
Friday
Sunny, with a high near 29. Northeast wind around 6 mph.
Friday Night
Mostly clear, with a low around 14. Calm wind.
Saturday
Sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
A slight chance of rain and snow. Snow level rising to 2800 feet in the afternoon. Mostly cloudy, with a high near 39. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Deer Park WA
 48.03°N 117.37°W (Elev. 2100 ft)
1:12 pm PST Jan 21, 2026
3pm PST Jan 21, 2026-6pm PST Jan 28, 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