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

62°F

17°C

Humidity 60%
Wind Speed NNW 4 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Apr 07:53 PM PDT
Extended Forecast for

Kennewick WA

  • Tonight

    Tonight: Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 49. Northwest wind 3 to 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Northeast wind around 5 mph becoming light and variable.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 77. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 49. Northwest wind 3 to 5 mph.
Monday
Partly sunny, with a high near 81. Light and variable wind.
Monday Night
Partly cloudy, with a low around 53. Northeast wind around 5 mph becoming light and variable.
Tuesday
Partly sunny, with a high near 77. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 51. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 46.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Sunny, with a high near 69.
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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:
3:00 pm PDT Apr 19, 2026
Forecast Valid:
8pm PDT Apr 19, 2026-6pm PDT Apr 26, 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