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

55°F

13°C

Humidity 44%
Wind Speed SW 13 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 Apr 03:53 AM PDT
Extended Forecast for

Kennewick WA

  • Overnight

    Overnight: A 40 percent chance of rain. Cloudy, with a steady temperature around 52. Southwest wind around 21 mph, with gusts as high as 31 mph.

    Low: 52 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely before 11am, then a chance of rain after 2pm. Mostly cloudy, with a high near 57. West wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Snow level 2400 feet lowering to 1200 feet after midnight . Mostly cloudy, with a low around 36. Southwest wind 13 to 18 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 59. West wind around 11 mph, with gusts as high as 18 mph.

    High: 59 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. West wind around 10 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of rain. Cloudy, with a steady temperature around 52. Southwest wind around 21 mph, with gusts as high as 31 mph.
Wednesday
Rain likely before 11am, then a chance of rain after 2pm. Mostly cloudy, with a high near 57. West wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Snow level 2400 feet lowering to 1200 feet after midnight . Mostly cloudy, with a low around 36. Southwest wind 13 to 18 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 59. West wind around 11 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 38. West wind around 10 mph.
Friday
Sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A slight chance of rain. Partly sunny, with a high near 72.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 76.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kennewick WA
 46.19°N 119.19°W (Elev. 663 ft)
Last Update:
4:00 am PDT Apr 15, 2026
Forecast Valid:
4am PDT Apr 15, 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