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.

Partly Cloudy

33°F

1°C

Humidity 81%
Wind Speed ENE 5 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 27 Dec 06:53 AM PST
Extended Forecast for

Pasco WA

  • Today

    Today: Sunny, with a high near 43. West wind 6 to 9 mph becoming north in the afternoon.

    High: 43 °F

    Sunny

  • Tonight

    Tonight: Mostly clear during the early evening, then becoming mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35. Calm wind.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog before 1am, then patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 21.

    Low: 21 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 33.

    High: 33 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 22.

    Low: 22 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 10am.  Otherwise, partly sunny, with a high near 35.

    High: 35 °F

    Areas Fog
    then Partly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 43. West wind 6 to 9 mph becoming north in the afternoon.
Tonight
Mostly clear during the early evening, then becoming mostly cloudy, with a low around 22. Calm wind.
Sunday
Mostly sunny, with a high near 37. Calm wind.
Sunday Night
Mostly cloudy, with a low around 22. Calm wind.
Monday
Partly sunny, with a high near 35. Calm wind.
Monday Night
Patchy fog before 1am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 21.
Tuesday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 33.
Tuesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 22.
Wednesday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 35.
Wednesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 24.
New Year's Day
Patchy fog. Otherwise, cloudy, with a high near 38.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 28.
Friday
A slight chance of rain. Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Pasco WA
 46.26°N 119.11°W (Elev. 400 ft)
6:56 am PST Dec 27, 2025
7am PST Dec 27, 2025-6pm PST Jan 2, 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