Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

Lat: 45.82583°NLon: 119.26111°WElev: 636.0ft.

Clear

70°F

21°C

Humidity 40%
Wind Speed SSW 4 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 01 Sep 08:15 AM PDT
Extended Forecast for

3 Miles ESE Alderdale WA

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 86. Southwest wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 86 °F

    Becoming
    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 2am.  Increasing clouds, with a low around 57. Southwest wind 14 to 16 mph, with gusts as high as 26 mph.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Increasing clouds, with a high near 76. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 76 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 11pm.  Cloudy, then gradually becoming partly cloudy, with a low around 51. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 11am.  Mostly sunny, with a high near 70. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 70 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 11pm.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 11am.  Mostly sunny, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers.  Mostly sunny, with a high near 75.

    High: 75 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 86. Southwest wind 6 to 15 mph, with gusts as high as 24 mph.
Tonight
A 20 percent chance of showers after 2am. Increasing clouds, with a low around 57. Southwest wind 14 to 16 mph, with gusts as high as 26 mph.
Wednesday
Increasing clouds, with a high near 76. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Showers likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 51. Southwest wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of showers before 11am. Mostly sunny, with a high near 70. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Thursday Night
A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 46.
Friday
A 30 percent chance of showers, mainly before 11am. Mostly sunny, with a high near 71.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
A slight chance of showers. Mostly sunny, with a high near 78.
Sunday Night
A chance of showers. Partly cloudy, with a low around 52.
Labor Day
A slight chance of showers. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Alderdale WA
 45.85°N 119.84°W (Elev. 387 ft)
4:01 am PDT Sep 1, 2026
8am PDT Sep 1, 2026-6pm PDT Sep 7, 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