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.

light rain,mist

48°F

9°C

Humidity 100%
Wind Speed E 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 48°F (9°C)
Visibility 2.50 mi
Wind Chill47°F (8°C)
Last update 09 Dec 08:20 PM PST
Extended Forecast for

6 Miles SW Highland 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, mainly before 10pm.  Cloudy, with a temperature rising to around 52 by 5am. Southwest wind 6 to 16 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Rain Likely

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am.  Mostly cloudy, with a high near 60. Windy, with a southwest wind 28 to 30 mph, with gusts as high as 50 mph.

    High: 60 °F

    Windy. Slight
    Chance Rain
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52. Windy, with a southwest wind 29 to 31 mph, with gusts as high as 45 mph.

    Low: 52 °F

    Mostly Cloudy
    and Windy

  • Thursday

    Thursday: A 20 percent chance of rain.  Mostly cloudy, with a high near 58. Breezy, with a southwest wind 23 to 28 mph, with gusts as high as 31 mph.

    High: 58 °F

    Slight Chance
    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. Southwest wind 10 to 14 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly before 10pm. Cloudy, with a temperature rising to around 52 by 5am. Southwest wind 6 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 60. Windy, with a southwest wind 28 to 30 mph, with gusts as high as 50 mph.
Wednesday Night
Mostly cloudy, with a low around 52. Windy, with a southwest wind 29 to 31 mph, with gusts as high as 45 mph.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 58. Breezy, with a southwest wind 23 to 28 mph, with gusts as high as 31 mph.
Thursday Night
Mostly cloudy, with a low around 47. Southwest wind 10 to 14 mph.
Friday
Partly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 52.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 50.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 50.
Monday Night
Rain likely. Mostly cloudy, with a low around 42.
Tuesday
A chance of rain. Partly sunny, with a high near 52.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Highland WA
 46.06°N 119.19°W (Elev. 1434 ft)
3:20 pm PST Dec 9, 2025
8pm 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