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 80%
Wind Speed SW 3 MPH
Barometer 30.62 in (1036.91 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 19 Jan 01:20 AM PST
Extended Forecast for

3 Miles SE Richland WA

Air Stagnation Advisory January 19, 01:39am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 01:39am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Overnight

    Low: 28 °F

    Cloudy

  • M.L.King Day

    M.L.King Day: Cloudy, then gradually becoming mostly sunny, with a high near 38. Calm wind.

    High: 38 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: 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: Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Patchy freezing fog after 4am. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy
    then Patchy
    Freezing Fog

  • Thursday

    Thursday: Patchy freezing fog before 10am. Partly sunny, with a high near 38.

    High: 38 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

Detailed Forecast

Overnight
Cloudy, with a low around 28. Calm wind.
M.L.King Day
Cloudy, then gradually becoming mostly sunny, with a high near 38. Calm wind.
Monday Night
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
Partly cloudy, with a low around 25. Calm wind.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Patchy freezing fog after 4am. Mostly cloudy, with a low around 25.
Thursday
Patchy freezing fog before 10am. Partly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 40.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 28.
Sunday
A slight chance of rain and snow. Mostly cloudy, with a high near 42.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Richland WA
 46.27°N 119.24°W (Elev. 400 ft)
1:31 am PST Jan 19, 2026
1am 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