National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

34°F

1°C

Humidity 100%
Wind Speed NNW 3 MPH
Barometer 30.51 in (1033.19 mb)
Dewpoint 34°F (1°C)
Visibility 9.00 mi
Last update 13 Jan 11:00 PM PST
Extended Forecast for

Pasco WA

Air Stagnation Advisory January 13, 11:24pm until January 16, 10:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 13, 11:24pm until January 16, 10:00am

    NOW until 10:00am Fri

    Air Stagnation Advisory

  • Tonight

    Low: 31 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 1pm. Otherwise, mostly sunny, with a high near 44. Calm wind.

    High: 44 °F

    Areas Fog

  • Wednesday Night

    Wednesday Night: Patchy fog after 7pm. Patchy freezing fog after 4am. Otherwise, partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 1pm. Patchy freezing fog before 10am. Otherwise, partly sunny, with a high near 42. Calm wind.

    High: 42 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Patchy fog before 1am, then areas of fog after 4am. Patchy freezing fog after 10pm. Otherwise, partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Patchy
    Freezing Fog
    and Areas Fog

  • Friday

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

    High: 41 °F

    Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog. Otherwise, partly cloudy, with a low around 27.

    Low: 27 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 1pm. Otherwise, partly sunny, with a high near 39.

    High: 39 °F

    Areas Fog

Detailed Forecast

Tonight
Patchy fog. Otherwise, partly cloudy, with a low around 31. Calm wind.
Wednesday
Areas of fog before 1pm. Otherwise, mostly sunny, with a high near 44. Calm wind.
Wednesday Night
Patchy fog after 7pm. Patchy freezing fog after 4am. Otherwise, partly cloudy, with a low around 30. Calm wind.
Thursday
Patchy fog before 1pm. Patchy freezing fog before 10am. Otherwise, partly sunny, with a high near 42. Calm wind.
Thursday Night
Patchy fog before 1am, then areas of fog after 4am. Patchy freezing fog after 10pm. Otherwise, partly cloudy, with a low around 28. Calm wind.
Friday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 41.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 27.
Saturday
Areas of fog before 1pm. Otherwise, partly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 25.
M.L.King Day
Partly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pasco WA
 46.26°N 119.11°W (Elev. 400 ft)
Last Update:
9:15 pm PST Jan 13, 2026
Forecast Valid:
11pm 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