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

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Deer Park, Deer Park Airport (KDEW)

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

Overcast

27°F

-3°C

Humidity 86%
Wind Speed NNW 3 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 20 Jan 07:00 AM PST
Extended Forecast for

11 Miles ENE Deer Park WA

Air Stagnation Advisory January 20, 07:19am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 20, 07:19am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Today

    High: 37 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 34. Calm wind.

    High: 34 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34. Calm wind.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 37. Light northeast wind.
Tonight
Mostly clear, with a low around 22. Calm wind.
Wednesday
Partly sunny, with a high near 34. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 22. Calm wind.
Thursday
Partly sunny, with a high near 34. Calm wind.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 34.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 25.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Deer Park WA
 48.04°N 117.24°W (Elev. 2001 ft)
1:12 am PST Jan 20, 2026
7am PST Jan 20, 2026-6pm PST Jan 26, 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