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.

Overcast

54°F

12°C

Humidity 46%
Wind Speed SSW 14 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 14 Apr 08:00 PM PDT
Extended Forecast for

Kennewick WA

  • Tonight

    Tonight: A 30 percent chance of rain after 2am. Cloudy, with a low around 46. Southwest wind around 16 mph, with gusts as high as 28 mph.

    Low: 46 °F

    Cloudy then
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 58. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Snow level 2400 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 37. Southwest wind 9 to 15 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 60. Southwest wind 7 to 10 mph.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. West wind 6 to 9 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of rain after 2am. Cloudy, with a low around 46. Southwest wind around 16 mph, with gusts as high as 28 mph.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 58. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of rain. Snow level 2400 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 37. Southwest wind 9 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 60. Southwest wind 7 to 10 mph.
Thursday Night
Mostly clear, with a low around 38. West wind 6 to 9 mph.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 40.
Saturday
Partly sunny, with a high near 70.
Saturday Night
Mostly cloudy, with a low around 48.
Sunday
A chance of rain. Mostly cloudy, with a high near 69.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 49.
Monday
A slight chance of rain. Mostly cloudy, with a high near 67.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 67.
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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:
3:01 pm PDT Apr 14, 2026
Forecast Valid:
8pm PDT Apr 14, 2026-6pm PDT Apr 21, 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