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Tropical Depression Nine in the Gulf of America; California October Heat Wave Continues

Tropical Depression Nine is forecast to track toward the central U.S. Gulf Coast while strengthening into a tropical storm by early Wednesday and a hurricane on Thursday. Stay tuned to forecast updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday in Coastal California. 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 46%
Wind Speed ENE 8 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 06 Oct 06:35 PM PDT
Extended Forecast for

3 Miles W Plymouth WA

  • Tonight

    Tonight: Clear, with a low around 48. Calm wind.

    Low: 48 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Calm wind.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Patchy blowing dust after 2pm. Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Patchy
    Blowing Dust

  • Friday Night

    Friday Night: Patchy blowing dust before 8pm. Partly cloudy, with a low around 41.

    Low: 41 °F

    Patchy
    Blowing Dust
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 48. Calm wind.
Wednesday
Sunny, with a high near 81. Calm wind.
Wednesday Night
Mostly clear, with a low around 48. Calm wind.
Thursday
Sunny, with a high near 82. Calm wind.
Thursday Night
Mostly clear, with a low around 51. Calm wind.
Friday
Patchy blowing dust after 2pm. Mostly sunny, with a high near 78.
Friday Night
Patchy blowing dust before 8pm. Partly cloudy, with a low around 41.
Saturday
Sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 37.
Columbus Day
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Plymouth WA
 45.93°N 119.4°W (Elev. 302 ft)
Last Update:
11:46 am PDT Oct 6, 2026
Forecast Valid:
6pm PDT Oct 6, 2026-6pm PDT Oct 13, 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