Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

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

Clear

90°F

32°C

Humidity 26%
Wind Speed W 13 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 25 Jul 02:53 PM PDT
Extended Forecast for

Hermiston OR

Red Flag Warning July 25, 03:09pm until July 25, 08:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning July 25, 03:09pm until July 25, 08:00pm

    NOW until 8:00pm Sat

    Red Flag Warning

  • Tonight

    Low: 58 °F

    Patchy Smoke
    then Clear

  • Sunday

    Sunday: Patchy smoke after 11am. Sunny, with a high near 90. West wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 90 °F

    Patchy Smoke

  • Sunday Night

    Sunday Night: Patchy smoke before 11pm. Mostly clear, with a low around 59. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Patchy Smoke
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 91. West wind around 8 mph.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 60. Southwest wind 8 to 10 mph.

    Low: 60 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Tonight
Patchy smoke before 8pm. Clear, with a low around 58. West wind 8 to 17 mph becoming south after midnight. Winds could gust as high as 28 mph.
Sunday
Patchy smoke after 11am. Sunny, with a high near 90. West wind 8 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Patchy smoke before 11pm. Mostly clear, with a low around 59. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 91. West wind around 8 mph.
Monday Night
Clear, with a low around 60. Southwest wind 8 to 10 mph.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Clear, with a low around 57.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 95.
Friday Night
Clear, with a low around 62.
Saturday
Sunny, with a high near 91.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Hermiston OR
 45.84°N 119.25°W (Elev. 548 ft)
3:00 pm PDT Jul 25, 2026
3pm PDT Jul 25, 2026-6pm PDT Aug 1, 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