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

Severe Thunderstorms Likely in the Central U.S.; Flooding Possible for portions of Oklahoma/Texas/Arkansas and the Marianas.

Severe thunderstorms are likely from the southern Plains to the Midwest through Friday. Large hail, damaging winds, and tornadoes are all possible. An Enhanced (level 3 of 5) risk is in effect. Flash flooding is possible across portions of Oklahoma, Texas, and Arkansas on Friday. A Slight (level 2 of 4) risk is in effect. Flooding rain may impact Guam and the Marianas through next week. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

55°F

13°C

Humidity 43%
Wind Speed W 17 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 05 Mar 10:00 AM PST
Extended Forecast for

Kennewick WA

  • Today

    Today: Mostly sunny, with a high near 57. West wind around 15 mph, with gusts as high as 25 mph.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 39. Southwest wind 7 to 9 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, with a high near 59. Southwest wind around 9 mph.

    High: 59 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 46. Southwest wind around 9 mph.

    Low: 46 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 63. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 63 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 57. West wind around 15 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 39. Southwest wind 7 to 9 mph.
Friday
Mostly cloudy, with a high near 59. Southwest wind around 9 mph.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 46. Southwest wind around 9 mph.
Saturday
Mostly cloudy, with a high near 63. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Mostly cloudy, with a high near 63.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
A slight chance of rain and snow. Snow level 1400 feet. Mostly cloudy, with a low around 35.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.22°N 119.16°W (Elev. 446 ft)
Last Update:
9:15 am PST Mar 5, 2026
Forecast Valid:
10am PST Mar 5, 2026-6pm PDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation