Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

Walla Walla Regional Airport (KALW)

Lat: 46.09462°NLon: 118.2858°WElev: 1168.0ft.

light rain,mist

36°F

2°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.58 in (1001.69 mb)
Dewpoint 36°F (2°C)
Visibility 5.00 mi
Last update 26 Dec 04:20 AM PST
Extended Forecast for

9 Miles S Waitsburg WA

Dense Fog Advisory December 26, 04:34am until December 26, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 26, 04:34am until December 26, 10:00am

    NOW until 10:00am Fri

    Dense Fog Advisory

  • Overnight

    Low: 39 °F

    Rain

  • Friday

    Friday: Rain before 4pm, then rain, possibly mixed with snow.  High near 46. Southwest wind 14 to 18 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 46 °F

    Rain then
    Rain/Snow

  • Friday Night

    Friday Night: Rain, possibly mixed with snow, becoming all snow after 10pm.  Snow level 2500 feet lowering to 1700 feet after midnight . Low around 29. Breezy, with a southwest wind around 25 mph, with gusts as high as 36 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Breezy.
    Rain/Snow
    then Snow
    Likely

  • Saturday

    Saturday: Snow likely, mainly before 10am.  Mostly cloudy, then gradually becoming sunny, with a high near 37. West wind 10 to 18 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Snow Likely
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22. South wind around 6 mph.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

Overnight
Rain. Steady temperature around 39. South wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain before 4pm, then rain, possibly mixed with snow. High near 46. Southwest wind 14 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Rain, possibly mixed with snow, becoming all snow after 10pm. Snow level 2500 feet lowering to 1700 feet after midnight . Low around 29. Breezy, with a southwest wind around 25 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
Snow likely, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 37. West wind 10 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Partly cloudy, with a low around 22. South wind around 6 mph.
Sunday
Partly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 30.
New Year's Day
A chance of rain and snow. Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Waitsburg WA
 46.15°N 118.15°W (Elev. 1690 ft)
4:21 am PST Dec 26, 2025
4am PST Dec 26, 2025-6pm PST Jan 1, 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