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

55°F

13°C

Humidity 43%
Wind Speed SW 19 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 14 Apr 02:35 PM PDT
Extended Forecast for

3 Miles WSW Wallula WA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain. Cloudy, with a high near 58. Southwest wind around 21 mph, with gusts as high as 30 mph.

    High: 58 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain before 8pm, then a chance of rain after 2am. Cloudy, with a steady temperature around 54. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.

    Low: 54 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Rain, mainly before 11am. High near 54. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Breezy. Rain
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 39. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 32 mph.

    Low: 39 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. West wind 14 to 17 mph, with gusts as high as 22 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Cloudy, with a high near 58. Southwest wind around 21 mph, with gusts as high as 30 mph.
Tonight
A chance of rain before 8pm, then a chance of rain after 2am. Cloudy, with a steady temperature around 54. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
Wednesday
Rain, mainly before 11am. High near 54. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 39. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 32 mph.
Thursday
Mostly sunny, with a high near 56. West wind 14 to 17 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 42.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
A chance of rain. Mostly cloudy, with a high near 67.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 50.
Monday
A chance of rain. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Wallula WA
 46.07°N 118.94°W (Elev. 338 ft)
Last Update:
12:22 pm PDT Apr 14, 2026
Forecast Valid:
2pm PDT Apr 14, 2026-6pm PDT Apr 20, 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