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

Deer Park, Deer Park Airport (KDEW)

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

Fog

32°F

0°C

Humidity 100%
Wind Speed N 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 32°F (0°C)
Visibility 0.50 mi
Wind Chill28°F (-2°C)
Last update 01 Feb 03:20 AM PST
Extended Forecast for

Deer Park WA

Dense Fog Advisory until February 1, 08:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until February 1, 08:00am

    NOW until 8:00am Sun

    Dense Fog Advisory

  • Overnight

    Low: 33 °F

    Patchy Fog

  • Sunday

    Sunday: Rain likely, mainly between 10am and 4pm.  Patchy fog before 9am. Snow level 5200 feet lowering to 4500 feet in the afternoon .  Otherwise, cloudy, with a high near 42. Calm wind becoming southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Rain Likely
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A 10 percent chance of rain before 7pm.  Snow level 4300 feet lowering to 3400 feet after midnight . Mostly cloudy, with a low around 32. South wind around 5 mph becoming calm  in the evening.

    Low: 32 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after 10am.  Snow level 2700 feet rising to 3800 feet in the afternoon. Mostly cloudy, with a high near 41. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Chance Rain

  • Monday Night

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

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 33. Light north wind.
Sunday
Rain likely, mainly between 10am and 4pm. Patchy fog before 9am. Snow level 5200 feet lowering to 4500 feet in the afternoon . Otherwise, cloudy, with a high near 42. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 10 percent chance of rain before 7pm. Snow level 4300 feet lowering to 3400 feet after midnight . Mostly cloudy, with a low around 32. South wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of rain after 10am. Snow level 2700 feet rising to 3800 feet in the afternoon. Mostly cloudy, with a high near 41. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 33. Calm wind.
Tuesday
Mostly cloudy, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Mostly cloudy, with a high near 46.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
A 20 percent chance of rain. Snow level 4800 feet. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Deer Park WA
 47.96°N 117.41°W (Elev. 2169 ft)
3:02 am PST Feb 1, 2026
3am 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