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

66°F

19°C

Humidity 25%
Wind Speed W 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 08 Apr 04:35 PM PDT
Extended Forecast for

Kennewick WA

  • Tonight

    Tonight: Mostly clear, with a low around 43. Light and variable wind.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. North wind 5 to 8 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 73. Calm wind becoming north around 6 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 53. South wind around 6 mph.

    Low: 53 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.

    High: 69 °F

    Rain Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: A 40 percent chance of rain. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Light and variable wind.
Thursday
Sunny, with a high near 73. Calm wind becoming north 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 46. North wind 5 to 8 mph.
Friday
Mostly sunny, with a high near 73. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 53. South wind around 6 mph.
Saturday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 47.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 60.
Sunday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45.
Monday
A slight chance of rain before 11am. Partly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A slight chance of rain. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.22°N 119.16°W (Elev. 446 ft)
Last Update:
3:01 pm PDT Apr 8, 2026
Forecast Valid:
4pm PDT Apr 8, 2026-6pm PDT Apr 15, 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