Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Overcast

48°F

9°C

Humidity 100%
Wind Speed SE 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 48°F (9°C)
Visibility 8.00 mi
Last update 09 Dec 11:35 PM PST
Extended Forecast for

2 Miles SW Kennewick WA

Wind Advisory December 10, 06:00am until December 11, 07:00am
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: Rain likely before 1am.  Mostly cloudy, with a temperature rising to around 56 by 4am. Southeast wind 6 to 15 mph becoming southwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Rain Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 47 mph.

    High: 64 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56. Windy, with a southwest wind 26 to 30 mph, with gusts as high as 41 mph.

    Low: 56 °F

    Mostly Cloudy
    and Windy

  • Thursday

    Thursday: A 20 percent chance of rain.  Mostly cloudy, with a high near 62. Breezy, with a southwest wind 18 to 26 mph, with gusts as high as 34 mph.

    High: 62 °F

    Slight Chance
    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Southwest wind around 9 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely before 1am. Mostly cloudy, with a temperature rising to around 56 by 4am. Southeast wind 6 to 15 mph becoming southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, with a high near 64. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 47 mph.
Wednesday Night
Mostly cloudy, with a low around 56. Windy, with a southwest wind 26 to 30 mph, with gusts as high as 41 mph.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 62. Breezy, with a southwest wind 18 to 26 mph, with gusts as high as 34 mph.
Thursday Night
Mostly cloudy, with a low around 50. Southwest wind around 9 mph.
Friday
Mostly cloudy, with a high near 60.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Rain likely. Mostly cloudy, with a high near 53.
Monday Night
Rain likely. Mostly cloudy, with a low around 45.
Tuesday
A chance of rain. Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Kennewick WA
 46.19°N 119.19°W (Elev. 663 ft)
10:45 pm PST Dec 9, 2025
11pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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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