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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Deer Park, Deer Park Airport (KDEW)

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

Mostly Cloudy

43°F

6°C

Humidity 88%
Wind Speed SSW 9 MPH
Barometer 29.64 in (1003.73 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 24 Dec 07:53 PM PST
Extended Forecast for

Deer Park WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. South wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Rain likely, mainly after 10am. Snow level 3700 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 42. Northeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain, mainly before 10pm. Snow level 4800 feet lowering to 3800 feet after midnight . Low around 32. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Rain then
    Chance Rain

  • Friday

    Friday: Rain before 4pm, then rain and snow likely. Snow level 2900 feet. High near 40. South wind 6 to 11 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain then
    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow likely, becoming all snow after 7pm. Mostly cloudy, with a low around 22. Southwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Saturday

    Saturday: Sunny, with a high near 30.

    High: 30 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 31. South wind around 6 mph becoming calm in the evening.
Christmas Day
Rain likely, mainly after 10am. Snow level 3700 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 42. Northeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain, mainly before 10pm. Snow level 4800 feet lowering to 3800 feet after midnight . Low around 32. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain before 4pm, then rain and snow likely. Snow level 2900 feet. High near 40. South wind 6 to 11 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Rain and snow likely, becoming all snow after 7pm. Mostly cloudy, with a low around 22. Southwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Mostly cloudy, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Mostly cloudy, with a high near 34.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Deer Park WA
 47.98°N 117.42°W (Elev. 2205 ft)
Last Update:
3:17 pm PST Dec 24, 2025
Forecast Valid:
8pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation