Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

34°F

1°C

Humidity 55%
Wind Speed NNW 4 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 27 Dec 04:00 PM PST
Extended Forecast for

Richland WA

  • Tonight

    Tonight: Increasing clouds, with a low around 26. Light and variable wind.

    Low: 26 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 36. Light and variable wind.

    High: 36 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36. Calm wind becoming north around 5 mph in the afternoon.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 1am and 4am.  Otherwise, partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog between 7am and 10am.  Otherwise, partly sunny, with a high near 35.

    High: 35 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

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

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 26. Light and variable wind.
Sunday
Mostly sunny, with a high near 36. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 24. Calm wind.
Monday
Partly sunny, with a high near 36. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 24. Calm wind.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
Patchy fog between 1am and 4am. Otherwise, partly cloudy, with a low around 23.
Wednesday
Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 25.
New Year's Day
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 36.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 29.
Friday
A chance of rain. Mostly cloudy, with a high near 44.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Richland WA
 46.3°N 119.31°W (Elev. 400 ft)
3:47 pm PST Dec 27, 2025
4pm PST Dec 27, 2025-6pm PST Jan 3, 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