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.

Partly Cloudy

73°F

23°C

Humidity 29%
Wind Speed WSW 13 MPH
Barometer 29.61 in (1002.71 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 11 Apr 04:53 PM PDT
Extended Forecast for

3 Miles SSW Wallula WA

  • Tonight

    Tonight: Increasing clouds, with a low around 50. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 59. Light west wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely. Cloudy, with a low around 50. Southwest wind 13 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain Likely

  • Monday

    Monday: A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 60. Breezy, with a southwest wind 23 to 26 mph, with gusts as high as 33 mph.

    High: 60 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. Breezy, with a southwest wind 23 to 28 mph, with gusts as high as 34 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. Breezy.

    High: 56 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 53. Breezy. Chance of precipitation is 70%.

    High: 53 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 50. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 59. Light west wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely. Cloudy, with a low around 50. Southwest wind 13 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 60. Breezy, with a southwest wind 23 to 26 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 45. Breezy, with a southwest wind 23 to 28 mph, with gusts as high as 34 mph.
Tuesday
Partly sunny, with a high near 56. Breezy.
Tuesday Night
A 50 percent chance of rain. Cloudy, with a low around 47. Breezy.
Wednesday
Rain likely. Mostly cloudy, with a high near 53. Breezy. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Wallula WA
 46.05°N 118.93°W (Elev. 479 ft)
Last Update:
3:01 pm PDT Apr 11, 2026
Forecast Valid:
5pm PDT Apr 11, 2026-6pm PDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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