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

Winter Weather in the Eastern U.S.; Fire Weather in the Southern High Plains

A wintry mix may impact travel across portions of the Ohio Valley, central Appalachians, Mid-Atlantic, and Northeast U.S. today through Tuesday. Gusty winds and low relative humidity will bring elevated to critical fire weather to northeastern New Mexico and southeastern Colorado today and Tuesday. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

58°F

14°C

Humidity 42%
Wind Speed S 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 02 Mar 12:53 PM PST
Extended Forecast for

Kennewick WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 60. Southwest wind around 5 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. South wind around 6 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. Southwest wind 5 to 9 mph.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after 10pm. Cloudy, with a low around 46. South wind around 7 mph.

    Low: 46 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 4pm. Mostly cloudy, with a high near 57. Southwest wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: A 10 percent chance of rain after 4pm. Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 60. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 40. South wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 62. Southwest wind 5 to 9 mph.
Tuesday Night
A 40 percent chance of rain after 10pm. Cloudy, with a low around 46. South wind around 7 mph.
Wednesday
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 57. Southwest wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40.
Thursday
A 10 percent chance of rain after 4pm. Partly sunny, with a high near 56.
Thursday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 57.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.22°N 119.16°W (Elev. 446 ft)
Last Update:
12:46 pm PST Mar 2, 2026
Forecast Valid:
1pm PST Mar 2, 2026-6pm PDT Mar 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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