Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

75°F

24°C

Humidity 33%
Wind Speed SSW 13 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 01 Sep 09:00 PM PDT
Extended Forecast for

Wallula WA

  • Tonight

    Tonight: Partly cloudy, then becoming cloudy toward daybreak, with a low around 60. Windy, with a southwest wind 21 to 30 mph, with gusts as high as 34 mph.

    Low: 60 °F

    Becoming
    Cloudy and
    Windy

  • Wednesday

    Wednesday: Showers likely, mainly after 5pm.  Cloudy, then gradually becoming mostly sunny, with a high near 70. South wind 16 to 21 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 2am.  Cloudy, with a low around 56. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 11am.  Partly sunny, with a high near 63. Southwest wind 6 to 13 mph, with gusts as high as 18 mph.

    High: 63 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 53. Southwest wind 5 to 7 mph.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers.  Partly sunny, with a high near 63.

    High: 63 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 11pm.  Partly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 11am.  Mostly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, then becoming cloudy toward daybreak, with a low around 60. Windy, with a southwest wind 21 to 30 mph, with gusts as high as 34 mph.
Wednesday
Showers likely, mainly after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 70. South wind 16 to 21 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, mainly after 2am. Cloudy, with a low around 56. Southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 30 percent chance of showers, mainly before 11am. Partly sunny, with a high near 63. Southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 53. Southwest wind 5 to 7 mph.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 63.
Friday Night
A 30 percent chance of showers, mainly after 11pm. Partly cloudy, with a low around 54.
Saturday
A 20 percent chance of showers before 11am. Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
A slight chance of showers. Mostly sunny, with a high near 70.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 59.
Labor Day
A chance of showers. Partly sunny, with a high near 67.
Monday Night
A chance of showers. Mostly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Wallula WA
 46.07°N 118.91°W (Elev. 338 ft)
3:01 pm PDT Sep 1, 2026
9pm PDT Sep 1, 2026-6pm PDT Sep 8, 2026
 
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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