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

2 Miles SSW Highland WA

Air Stagnation Advisory January 19, 11:43am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 11:43am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 35 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Light and variable wind becoming south around 5 mph after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 35. North wind around 8 mph.

    High: 35 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26. West wind around 5 mph becoming light and variable  in the evening.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 34. North wind 3 to 6 mph.

    High: 34 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34.

    High: 34 °F

    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 35. North wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 26. Light and variable wind becoming south around 5 mph after midnight.
Tuesday
Mostly cloudy, with a high near 35. North wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 26. West wind around 5 mph becoming light and variable in the evening.
Wednesday
Partly sunny, with a high near 34. North wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
A slight chance of rain and snow. Partly cloudy, with a low around 28.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Highland WA
 46.11°N 119.14°W (Elev. 1352 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