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 SSW 14 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 15 Apr 01:35 AM PDT
Extended Forecast for

3 Miles WSW Wallula WA

  • Overnight

    Overnight: Rain likely, mainly after 5am. Cloudy, with a steady temperature around 54. Breezy, with a south wind 23 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: Rain, mainly before 11am. High near 54. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Breezy. Rain
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 2am. Snow level 2500 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 39. Breezy, with a southwest wind 17 to 24 mph, with gusts as high as 32 mph.

    Low: 39 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. West wind 14 to 17 mph, with gusts as high as 22 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Southwest wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 58.

    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

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Cloudy, with a steady temperature around 54. Breezy, with a south wind 23 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly before 11am. High near 54. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of rain before 2am. Snow level 2500 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 39. Breezy, with a southwest wind 17 to 24 mph, with gusts as high as 32 mph.
Thursday
Mostly sunny, with a high near 56. West wind 14 to 17 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 41. Southwest wind 11 to 13 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 58.
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
A slight chance of rain. Partly sunny, with a high near 69.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 51.
Monday
A slight chance of rain. Partly sunny, with a high near 72.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 52.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 73.
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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:
1:26 am PDT Apr 15, 2026
Forecast Valid:
1am PDT Apr 15, 2026-6pm PDT Apr 21, 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