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

57°F

14°C

Humidity 50%
Wind Speed WSW 13 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 13 Apr 08:53 AM PDT
Extended Forecast for

3 Miles SSW Wallula WA

  • Today

    Today: Mostly sunny, with a high near 61. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 36 mph.

    High: 61 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Breezy, with a southwest wind 21 to 26 mph, with gusts as high as 36 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 58. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 33 mph.

    High: 58 °F

    Increasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Cloudy, with a low around 44. Southwest wind 18 to 21 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain. High near 52. Breezy, with a southwest wind 18 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain after 11am. Snow level 1300 feet rising to 2400 feet in the afternoon. Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 61. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 36 mph.
Tonight
Partly cloudy, with a low around 45. Breezy, with a southwest wind 21 to 26 mph, with gusts as high as 36 mph.
Tuesday
Increasing clouds, with a high near 58. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 33 mph.
Tuesday Night
A 50 percent chance of rain. Cloudy, with a low around 44. Southwest wind 18 to 21 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 52. Breezy, with a southwest wind 18 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 39.
Thursday
A 20 percent chance of rain after 11am. Snow level 1300 feet rising to 2400 feet in the afternoon. Mostly sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 42.
Saturday
Partly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 48.
Sunday
A chance of rain. Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Wallula WA
 46.05°N 118.93°W (Elev. 479 ft)
Last Update:
4:01 am PDT Apr 13, 2026
Forecast Valid:
9am PDT Apr 13, 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