Dangerous Heat and Heavy Rainfall into the Weekend
Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >
Current conditions at
Hermiston, Hermiston Municipal Airport (KHRI)
Lat: 45.82583°NLon: 119.26111°WElev: 636.0ft.
Partly Cloudy
80°F
27°C
| Humidity | 33% |
| Wind Speed | N 3 MPH |
| Barometer | 30.04 in (1017.27 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 18 Sep 04:53 PM PDT |
Extended Forecast for
9 Miles E Umatilla OR
Tonight
Low: 54 °F
Clear
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 55 °F
Partly Cloudy
Sunday
High: 83 °F
Sunny
Sunday Night
Low: 57 °F
Mostly Clear
Monday
High: 84 °F
Sunny
Monday Night
Low: 57 °F
Partly Cloudy
Tuesday
High: 80 °F
Sunny
Tuesday Night
Low: 54 °F
Partly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 54. Calm wind.
Saturday
Sunny, with a high near 81. Calm wind.
Saturday Night
Partly cloudy, with a low around 55. Calm wind.
Sunday
Sunny, with a high near 83. Calm wind.
Sunday Night
Mostly clear, with a low around 57. Light and variable wind.
Monday
Sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
9 Miles E Umatilla OR
45.92°N 119.15°W (Elev. 404 ft)
45.92°N 119.15°W (Elev. 404 ft)
3:01 pm PDT Sep 18, 2026
5pm PDT Sep 18, 2026-6pm PDT Sep 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
