National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Deer Park, Deer Park Airport (KDEW)

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

Fog

43°F

6°C

Humidity 96%
Wind Speed NE 3 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 42°F (6°C)
Visibility 0.25 mi
Last update 12 Apr 02:34 AM PDT
Extended Forecast for

Deer Park WA

  • Overnight

    Overnight: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am. Mostly sunny, with a high near 66. Calm wind becoming west around 5 mph in the afternoon.

    High: 66 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 43. Southwest wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 61. South wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. South wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain after 11am. Snow level 3200 feet rising to 4000 feet in the afternoon. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain before 5am, then rain, possibly mixed with snow. Snow level 4100 feet lowering to 3500 feet after midnight . Low around 37. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow likely, mainly before 11am. Snow level 3100 feet lowering to 2400 feet. Partly sunny, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 41. Calm wind.
Sunday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 66. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 43. Southwest wind around 5 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 61. South wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly cloudy, with a low around 38. South wind 10 to 13 mph, with gusts as high as 23 mph.
Tuesday
A 40 percent chance of rain after 11am. Snow level 3200 feet rising to 4000 feet in the afternoon. Mostly cloudy, with a high near 52.
Tuesday Night
Rain before 5am, then rain, possibly mixed with snow. Snow level 4100 feet lowering to 3500 feet after midnight . Low around 37. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain and snow likely, mainly before 11am. Snow level 3100 feet lowering to 2400 feet. Partly sunny, with a high near 49. Chance of precipitation is 60%.
Wednesday Night
A chance of rain before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Thursday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deer Park WA
 47.96°N 117.41°W (Elev. 2169 ft)
Last Update:
2:06 am PDT Apr 12, 2026
Forecast Valid:
2am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation