Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest this afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

43°F

6°C

Humidity 81%
Wind Speed NW 10 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 12 Feb 02:00 PM PST
Extended Forecast for

3 Miles SSW Wallula WA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 50. Southwest wind around 6 mph.

    High: 50 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 38. South wind around 7 mph.

    Low: 38 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly cloudy, with a high near 50. Southwest wind around 9 mph.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of rain before 4am.  Cloudy, with a low around 43. South wind around 7 mph.

    Low: 43 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Rain likely, mainly after 4pm.  Cloudy, with a high near 49. West wind around 8 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain likely, mainly before 10pm.  Cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Sunday

    Sunday: A 20 percent chance of rain before 10am.  Mostly cloudy, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 10 percent chance of rain after 4am.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Washington's Birthday

    Washington's Birthday: A 30 percent chance of rain, mainly after 10am.  Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 50. Southwest wind around 6 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. South wind around 7 mph.
Friday
Mostly cloudy, with a high near 50. Southwest wind around 9 mph.
Friday Night
A 20 percent chance of rain before 4am. Cloudy, with a low around 43. South wind around 7 mph.
Saturday
Rain likely, mainly after 4pm. Cloudy, with a high near 49. West wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 42. Chance of precipitation is 60%.
Sunday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 49.
Sunday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 39.
Washington's Birthday
A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 49.
Monday Night
A chance of rain. Mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Mostly cloudy, with a high near 47.
Tuesday Night
A chance of rain and snow. Snow level 1900 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 38.
Wednesday
A chance of rain and snow. Snow level 1100 feet rising to 1800 feet in the afternoon. Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Wallula WA
 46.05°N 118.93°W (Elev. 479 ft)
1:30 pm PST Feb 12, 2026
2pm PST Feb 12, 2026-6pm PST Feb 18, 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