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

Tri-Cities Airport (KPSC)

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

Clear

48°F

9°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 09 Apr 11:20 PM PDT
Extended Forecast for

Kennewick WA

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Northwest wind around 5 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70. Northwest wind 3 to 6 mph.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 51. Southwest wind around 6 mph.

    Low: 51 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 40 percent chance of rain. Partly sunny, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 71 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 47. Southwest wind 5 to 10 mph.

    Low: 47 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am. Partly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Monday

    Monday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. Northwest wind around 5 mph.
Friday
Partly sunny, with a high near 70. Northwest wind 3 to 6 mph.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 51. Southwest wind around 6 mph.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Saturday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 47. Southwest wind 5 to 10 mph.
Sunday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 69.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A slight chance of rain. Partly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 61.
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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:
11:32 pm PDT Apr 9, 2026
Forecast Valid:
11pm PDT Apr 9, 2026-6pm PDT Apr 16, 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