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 50%
Wind Speed SW 23 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 15 Apr 10:35 AM PDT
Extended Forecast for

3 Miles SSW Wallula WA

  • Today

    Today: Rain, mainly before 11am. High near 53. Breezy, with a west wind 14 to 19 mph increasing to 21 to 26 mph in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Breezy. Rain
    then Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 2am. Snow level 2500 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 38. Breezy, with a southwest wind 20 to 28 mph, with gusts as high as 36 mph.

    Low: 38 °F

    Slight Chance
    Rain and
    Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. West wind 14 to 17 mph, with gusts as high as 24 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 58. Southwest wind 7 to 14 mph, with gusts as high as 18 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Today
Rain, mainly before 11am. High near 53. Breezy, with a west wind 14 to 19 mph increasing to 21 to 26 mph in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 20 percent chance of rain before 2am. Snow level 2500 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 38. Breezy, with a southwest wind 20 to 28 mph, with gusts as high as 36 mph.
Thursday
Mostly sunny, with a high near 56. West wind 14 to 17 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 41. Southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 58. Southwest wind 7 to 14 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
Partly sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
Partly sunny, with a high near 73.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Tuesday
A chance of rain. Partly sunny, with a high near 72.
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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:
10:37 am PDT Apr 15, 2026
Forecast Valid:
10am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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