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

39°F

4°C

Humidity 85%
Wind Speed N 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 10 Apr 02:53 AM PDT
Extended Forecast for

3 Miles WSW Wallula WA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 51. Light north wind.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65. North wind 3 to 7 mph.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 52. Southwest wind around 7 mph.

    Low: 52 °F

    Chance Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Partly sunny, with a high near 67. Southwest wind 9 to 16 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 50. South wind 8 to 14 mph, with gusts as high as 18 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 64.

    High: 64 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance Rain

  • Monday

    Monday: A 20 percent chance of rain before 11am. Partly sunny, with a high near 61. Breezy.

    High: 61 °F

    Breezy.
    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. Breezy.

    Low: 45 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 51. Light north wind.
Friday
Partly sunny, with a high near 65. North wind 3 to 7 mph.
Friday Night
A 30 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 52. Southwest wind around 7 mph.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 67. Southwest wind 9 to 16 mph, with gusts as high as 23 mph. 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 8 to 14 mph, with gusts as high as 18 mph.
Sunday
A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 64.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 51.
Monday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 61. Breezy.
Monday Night
Partly cloudy, with a low around 45. Breezy.
Tuesday
Partly sunny, with a high near 57. Breezy.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47. Breezy.
Wednesday
A chance of rain. Partly sunny, with a high near 56. Breezy.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 57.
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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 9, 2026
Forecast Valid:
3am PDT Apr 10, 2026-6pm PDT Apr 16, 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