National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Mist

57°F

14°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 57°F (14°C)
Visibility 5.00 mi
Last update 02 Aug 06:35 AM PDT
Extended Forecast for

Wallula WA

  • Today

    Today: Sunny, with a high near 85. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 63. Southwest wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 24 mph.

    Low: 63 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 11am. Partly sunny, with a high near 76. Southwest wind 11 to 21 mph, with gusts as high as 25 mph.

    High: 76 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 85. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 64. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 82. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.
Sunday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 63. Southwest wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 24 mph.
Monday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 76. Southwest wind 11 to 21 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Mostly cloudy, with a low around 65.
Thursday
Partly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wallula WA
 46.07°N 118.91°W (Elev. 338 ft)
Last Update:
4:20 am PDT Aug 2, 2025
Forecast Valid:
6am PDT Aug 2, 2025-6pm PDT Aug 8, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation