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

Sunnyside Municipal Airport (K1S5)

Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.

Clear

38°F

3°C

Humidity 92%
Wind Speed ENE 10 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 25 Dec 07:15 PM PST
Extended Forecast for

Bickleton WA

  • Tonight

    Tonight: A chance of rain before 10pm, then rain and snow likely after 1am. Snow level 4100 feet lowering to 3600 feet after midnight . Mostly cloudy, with a low around 31. Southwest wind around 9 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Rain and snow likely before 10am, then a chance of snow. Snow level 3000 feet. Partly sunny, with a high near 40. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow
    Likely then
    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: A 50 percent chance of snow. Partly cloudy, with a low around 26. Breezy, with a southwest wind around 23 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 36. West wind 9 to 15 mph, with gusts as high as 21 mph.

    High: 36 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. West wind around 6 mph.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain before 10pm, then rain and snow likely after 1am. Snow level 4100 feet lowering to 3600 feet after midnight . Mostly cloudy, with a low around 31. Southwest wind around 9 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Rain and snow likely before 10am, then a chance of snow. Snow level 3000 feet. Partly sunny, with a high near 40. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Partly cloudy, with a low around 26. Breezy, with a southwest wind around 23 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 36. West wind 9 to 15 mph, with gusts as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 20. West wind around 6 mph.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Mostly cloudy, with a high near 38.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27.
New Year's Day
A chance of rain and snow. Snow level 3700 feet. Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bickleton WA
 46.01°N 120.29°W (Elev. 3005 ft)
Last Update:
3:30 pm PST Dec 25, 2025
Forecast Valid:
7pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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Chance of Precipitation