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

70°F

21°C

Humidity 30%
Wind Speed SSE 9 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 10 Apr 04:35 PM PDT
Extended Forecast for

3 Miles SSW Wallula WA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 67. Northwest wind around 7 mph.

    High: 67 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain before 8pm, then rain likely after 2am. Mostly cloudy, with a low around 53. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly before 8am. Partly sunny, with a high near 66. Southwest wind 10 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Rain Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 50. South wind 6 to 14 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 63. Southwest wind 6 to 9 mph.

    High: 63 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Rain Likely

  • Monday

    Monday: A 30 percent chance of rain before 11am. Partly sunny, with a high near 61. Breezy.

    High: 61 °F

    Breezy.
    Chance Rain
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58. Breezy.

    High: 58 °F

    Partly Sunny
    and Breezy

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 67. Northwest wind around 7 mph.
Tonight
A chance of rain before 8pm, then rain likely after 2am. Mostly cloudy, with a low around 53. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly before 8am. Partly sunny, with a high near 66. Southwest wind 10 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 50. South wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday
A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 63. Southwest wind 6 to 9 mph.
Sunday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Monday
A 30 percent chance of rain before 11am. Partly sunny, with a high near 61. Breezy.
Monday Night
Partly cloudy, with a low around 46. Breezy.
Tuesday
Partly sunny, with a high near 58. Breezy.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47. Breezy.
Wednesday
A chance of rain. Mostly cloudy, with a high near 54. Breezy.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 39. Breezy.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Wallula WA
 46.05°N 118.93°W (Elev. 479 ft)
Last Update:
3:01 pm PDT Apr 10, 2026
Forecast Valid:
4pm PDT Apr 10, 2026-6pm PDT Apr 17, 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