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Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

41°F

5°C

Humidity 86%
Wind Speed N 4 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 13 Jan 06:35 PM PST
Extended Forecast for

2 Miles SSW Pasco WA

Air Stagnation Advisory January 13, 06:57pm until January 16, 10:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 13, 06:57pm until January 16, 10:00am

    NOW until 10:00am Fri

    Air Stagnation Advisory

  • Tonight

    Low: 34 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 1pm. Otherwise, mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Areas Fog

  • Wednesday Night

    Wednesday Night: Patchy fog after 7pm. Otherwise, partly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 42. Light north wind.

    High: 42 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog. Patchy freezing fog after 1am. Otherwise, partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 41.

    High: 41 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 29.

    Low: 29 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 40.

    High: 40 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 34. Calm wind.
Wednesday
Areas of fog before 1pm. Otherwise, mostly sunny, with a high near 46. Calm wind.
Wednesday Night
Patchy fog after 7pm. Otherwise, partly cloudy, with a low around 33. Calm wind.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 42. Light north wind.
Thursday Night
Patchy fog. Patchy freezing fog after 1am. Otherwise, partly cloudy, with a low around 31. Calm wind.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 41.
Friday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 29.
Saturday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 28.
M.L.King Day
Partly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Pasco WA
 46.2°N 119.1°W (Elev. 358 ft)
Last Update:
5:15 pm PST Jan 13, 2026
Forecast Valid:
6pm PST Jan 13, 2026-6pm PST Jan 20, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation