Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

Deer Park, Deer Park Airport (KDEW)

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

Clear

28°F

-2°C

Humidity 79%
Wind Speed NNE 4 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 01 Jan 11:05 AM PST
Extended Forecast for

2 Miles WSW Deer Park WA

Air Stagnation Advisory until January 1, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • New Year's Day

    High: 31 °F

    Chance Snow

  • Tonight

    Tonight: Snow before 4am, then rain and freezing rain likely, possibly mixed with snow between 4am and 5am, then snow and freezing rain likely after 5am.  Low around 30. Calm wind.  Chance of precipitation is 90%. Little or no ice accumulation expected.  New snow accumulation of less than one inch possible.

    Low: 30 °F

    Snow then
    Wintry Mix

  • Friday

    Friday: Snow and freezing rain likely before 9am, then rain likely, possibly mixed with snow between 9am and 10am, then a chance of rain after 10am.  Snow level 2200 feet rising to 4100 feet in the afternoon. Cloudy, with a high near 35. Light south wind.  Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible.  New snow accumulation of less than a half inch possible.

    High: 35 °F

    Wintry Mix
    Likely then
    Chance Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain, mainly after 10pm.  Cloudy, with a low around 33. Light northeast wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: Rain, mainly after 10am.  High near 41. Light and variable wind becoming southeast around 6 mph in the morning.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Rain

  • Saturday Night

    Saturday Night: Rain.  Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Rain

  • Sunday

    Sunday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of rain.  Snow level 4500 feet. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

Detailed Forecast

New Year's Day
A 40 percent chance of snow after 1pm. Cloudy, with a high near 31. Calm wind. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow before 4am, then rain and freezing rain likely, possibly mixed with snow between 4am and 5am, then snow and freezing rain likely after 5am. Low around 30. Calm wind. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Friday
Snow and freezing rain likely before 9am, then rain likely, possibly mixed with snow between 9am and 10am, then a chance of rain after 10am. Snow level 2200 feet rising to 4100 feet in the afternoon. Cloudy, with a high near 35. Light south wind. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.
Friday Night
A 40 percent chance of rain, mainly after 10pm. Cloudy, with a low around 33. Light northeast wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain, mainly after 10am. High near 41. Light and variable wind becoming southeast around 6 mph in the morning. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 36. Chance of precipitation is 80%.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of rain. Snow level 4500 feet. Mostly cloudy, with a low around 32.
Monday
A chance of rain and snow before 4pm, then a chance of rain. Snow level 3700 feet. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Monday Night
A chance of rain before 7pm, then a chance of rain and snow. Snow level 3300 feet lowering to 2600 feet after midnight . Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Snow level 2400 feet. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and snow. Snow level 2700 feet. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Wednesday
A chance of rain and snow. Snow level 2600 feet. Partly sunny, with a high near 40. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Deer Park WA
 47.95°N 117.47°W (Elev. 2133 ft)
9:03 am PST Jan 1, 2026
11am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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Additional Resources

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