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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

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

Clear

56°F

13°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 03 Oct 08:53 AM PDT
Extended Forecast for

2 Miles NE Umatilla OR

  • Today

    Today: Sunny, with a high near 82. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

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

    Low: 51 °F

    Mostly Clear

  • Sunday

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

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 51. Calm wind.
Sunday
Sunny, with a high near 82. Calm wind.
Sunday Night
Partly cloudy, with a low around 52. Calm wind.
Monday
Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Umatilla OR
 45.94°N 119.31°W (Elev. 400 ft)
Last Update:
4:00 am PDT Oct 3, 2026
Forecast Valid:
9am PDT Oct 3, 2026-6pm PDT Oct 9, 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