Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Overcast

34°F

1°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.62 in (1036.91 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 19 Jan 11:15 AM PST
Extended Forecast for

Kennewick WA

Air Stagnation Advisory January 19, 11:44am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 11:44am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 37 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38. North wind 3 to 5 mph.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Patchy freezing fog after 4am. Partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy
    then Patchy
    Freezing Fog

  • Wednesday

    Wednesday: Patchy freezing fog before 7am. Partly sunny, with a high near 36. Light north wind.

    High: 36 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 7am.  Otherwise, partly sunny, with a high near 37.

    High: 37 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

M.L.King Day
Partly sunny, with a high near 37. Calm wind.
Tonight
Mostly cloudy, with a low around 27. Calm wind.
Tuesday
Mostly cloudy, with a high near 38. North wind 3 to 5 mph.
Tuesday Night
Patchy freezing fog after 4am. Partly cloudy, with a low around 26. Calm wind.
Wednesday
Patchy freezing fog before 7am. Partly sunny, with a high near 36. Light north wind.
Wednesday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 26.
Thursday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 39.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29.
Sunday
A slight chance of rain and snow. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.22°N 119.16°W (Elev. 446 ft)
9:16 am PST Jan 19, 2026
11am PST Jan 19, 2026-6pm PST Jan 25, 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