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

64°F

18°C

Humidity 42%
Wind Speed N 10 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 19 Apr 11:53 AM PDT
Extended Forecast for

Wallula WA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 72. North wind around 8 mph.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. North wind 3 to 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 75. Northwest wind 3 to 5 mph.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. North wind 5 to 9 mph becoming southwest in the evening.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Mostly sunny, with a high near 72. Southwest wind 11 to 15 mph, with gusts as high as 22 mph.

    High: 72 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 49. Breezy. Chance of precipitation is 60%.

    Low: 49 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: Rain. High near 56. Windy. Chance of precipitation is 80%.

    High: 56 °F

    Rain and
    Windy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 60.

    High: 60 °F

    Chance Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 72. North wind around 8 mph.
Tonight
Partly cloudy, with a low around 50. North wind 3 to 8 mph.
Monday
Partly sunny, with a high near 75. Northwest wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 55. North wind 5 to 9 mph becoming southwest in the evening.
Tuesday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 72. Southwest wind 11 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 49. Breezy. Chance of precipitation is 60%.
Wednesday
Rain. High near 56. Windy. Chance of precipitation is 80%.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 47. Breezy.
Thursday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wallula WA
 46.07°N 118.91°W (Elev. 338 ft)
Last Update:
11:46 am PDT Apr 19, 2026
Forecast Valid:
12pm PDT Apr 19, 2026-6pm PDT Apr 25, 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