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

41°F

5°C

Humidity 82%
Wind Speed NNW 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Apr 03:53 AM PDT
Extended Forecast for

3 Miles WSW Wallula WA

  • Today

    Today: Partly sunny, with a high near 72. Light north wind increasing to 5 to 9 mph in the morning.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. North wind 3 to 8 mph.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 77. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 77 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. North wind 6 to 9 mph becoming south in the evening.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Partly sunny, with a high near 73. West wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 73 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Rain. High near 55. Breezy. Chance of precipitation is 80%.

    High: 55 °F

    Rain and
    Breezy

  • 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. Partly sunny, with a high near 61.

    High: 61 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 72. Light north wind increasing to 5 to 9 mph in the morning.
Tonight
Mostly cloudy, with a low around 51. North wind 3 to 8 mph.
Monday
Partly sunny, with a high near 77. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. North wind 6 to 9 mph becoming south in the evening.
Tuesday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 73. West wind 10 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Wednesday
Rain. High near 55. Breezy. 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. Partly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
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:
11:46 pm PDT Apr 18, 2026
Forecast Valid:
4am PDT Apr 19, 2026-6pm PDT Apr 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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