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.

Rain

50°F

10°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 29.63 in (1003.39 mb)
Dewpoint 48°F (9°C)
Visibility 8.00 mi
Last update 11 Apr 05:53 AM PDT
Extended Forecast for

Kennewick WA

  • Today

    Today: A chance of rain before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 70. Southwest wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    High: 70 °F

    Chance Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 65. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 65 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 49. Southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Rain Likely

  • Monday

    Monday: A 30 percent chance of rain before 11am. Partly sunny, with a high near 63. Southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 63 °F

    Chance Rain
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

Today
A chance of rain before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 70. Southwest wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tonight
Partly cloudy, with a low around 48. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.
Sunday
A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 65. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 49. Southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of rain before 11am. Partly sunny, with a high near 63. Southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 57.
Wednesday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 37.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 37.
Friday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.19°N 119.16°W (Elev. 505 ft)
Last Update:
4:01 am PDT Apr 11, 2026
Forecast Valid:
6am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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