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

59°F

15°C

Humidity 64%
Wind Speed SW 8 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 12 Apr 07:53 PM PDT
Extended Forecast for

Kennewick WA

  • Tonight

    Tonight: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 50. Southwest wind 11 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: 50 °F

    Rain Likely
    then Chance
    Rain

  • Monday

    Monday: Mostly sunny, with a high near 66. Southwest wind 15 to 18 mph, with gusts as high as 29 mph.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Southwest wind 15 to 18 mph, with gusts as high as 29 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 61. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.

    High: 61 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly after 11pm. Cloudy, with a low around 46. Southwest wind 16 to 18 mph, with gusts as high as 28 mph.

    Low: 46 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Snow level 2600 feet lowering to 1500 feet after midnight . Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 50. Southwest wind 11 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
Mostly sunny, with a high near 66. Southwest wind 15 to 18 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 44. Southwest wind 15 to 18 mph, with gusts as high as 29 mph.
Tuesday
Increasing clouds, with a high near 61. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.
Tuesday Night
A 40 percent chance of rain, mainly after 11pm. Cloudy, with a low around 46. Southwest wind 16 to 18 mph, with gusts as high as 28 mph.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Wednesday Night
A 20 percent chance of rain before 11pm. Snow level 2600 feet lowering to 1500 feet after midnight . Mostly cloudy, with a low around 37.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 37.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
A chance of rain. Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.19°N 119.16°W (Elev. 505 ft)
Last Update:
3:01 pm PDT Apr 12, 2026
Forecast Valid:
8pm PDT Apr 12, 2026-6pm PDT Apr 19, 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