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

54°F

12°C

Humidity 66%
Wind Speed SW 3 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 13 Apr 02:00 AM PDT
Extended Forecast for

Wallula WA

  • Overnight

    Overnight: A 40 percent chance of rain, mainly before 5am. Mostly cloudy, with a steady temperature around 53. Breezy, with a southwest wind around 22 mph, with gusts as high as 28 mph.

    Low: 53 °F

    Chance Rain
    and Breezy

  • Monday

    Monday: A 20 percent chance of rain before 8am. Partly sunny, with a high near 60. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 34 mph.

    High: 60 °F

    Breezy.
    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 34 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 45. Breezy, with a southwest wind 18 to 22 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Rain. High near 52. Breezy. Chance of precipitation is 80%.

    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 38.

    Low: 38 °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

Detailed Forecast

Overnight
A 40 percent chance of rain, mainly before 5am. Mostly cloudy, with a steady temperature around 53. Breezy, with a southwest wind around 22 mph, with gusts as high as 28 mph.
Monday
A 20 percent chance of rain before 8am. Partly sunny, with a high near 60. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a low around 45. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 34 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 45. Breezy, with a southwest wind 18 to 22 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. Chance of precipitation is 80%.
Wednesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 38.
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:
Wallula WA
 46.07°N 118.91°W (Elev. 338 ft)
Last Update:
11:46 pm PDT Apr 12, 2026
Forecast Valid:
2am 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