Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Overcast

34°F

1°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.62 in (1036.91 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 17 Jan 04:20 AM PST
Extended Forecast for

8 Miles S Mesa WA

Air Stagnation Advisory January 17, 04:38am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 17, 04:38am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Today

    High: 37 °F

    Areas
    Freezing Fog
    and Patchy
    Fog

  • Tonight

    Tonight: Patchy fog before 10pm. Patchy freezing fog.  Otherwise, cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog

  • Sunday

    Sunday: Areas of fog after 10am. Areas of freezing fog before 10am.  Otherwise, mostly cloudy, with a high near 36. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 36 °F

    Areas
    Freezing Fog
    and Areas Fog

  • Sunday Night

    Sunday Night: Patchy fog before 10pm. Patchy freezing fog.  Otherwise, cloudy, with a low around 26. Light north wind.

    Low: 26 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog

  • M.L.King Day

    M.L.King Day: Patchy fog between 10am and 1pm. Areas of freezing fog before 1pm.  Otherwise, partly sunny, with a high near 38. Calm wind.

    High: 38 °F

    Areas
    Freezing Fog
    and Patchy
    Fog

  • Monday Night

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

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog after 7am. Areas of freezing fog before 10am. Otherwise, cloudy, with a high near 37. Light north wind.
Tonight
Patchy fog before 10pm. Patchy freezing fog. Otherwise, cloudy, with a low around 29. Calm wind.
Sunday
Areas of fog after 10am. Areas of freezing fog before 10am. Otherwise, mostly cloudy, with a high near 36. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Patchy fog before 10pm. Patchy freezing fog. Otherwise, cloudy, with a low around 26. Light north wind.
M.L.King Day
Patchy fog between 10am and 1pm. Areas of freezing fog before 1pm. Otherwise, partly sunny, with a high near 38. Calm wind.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 39.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 25.
Friday
A slight chance of rain and snow. Snow level 700 feet. Partly sunny, with a high near 38.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Mesa WA
 46.47°N 119.01°W (Elev. 600 ft)
4:20 am PST Jan 17, 2026
4am PST Jan 17, 2026-6pm PST Jan 23, 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