Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. 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 56%
Wind Speed SW 13 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Aug 04:05 AM PDT
Extended Forecast for

12 Miles NE Lexington OR

  • Today

    Today: Mostly sunny, with a high near 84. West wind around 15 mph, with gusts as high as 26 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 2am.  Mostly cloudy, with a low around 65. West wind 9 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 65 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly before 11am.  Mostly cloudy, with a high near 80. Southwest wind around 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 80 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 60. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 60 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 82. Southwest wind 8 to 10 mph becoming northwest in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm.  Partly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 84. West wind around 15 mph, with gusts as high as 26 mph.
Tonight
A 30 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 65. West wind 9 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Saturday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 80. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly cloudy, with a low around 60. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 82. Southwest wind 8 to 10 mph becoming northwest in the afternoon.
Sunday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 60.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Clear, with a low around 61.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Clear, with a low around 60.
Thursday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Lexington OR
 45.58°N 119.56°W (Elev. 1211 ft)
3:45 am PDT Aug 15, 2025
4am PDT Aug 15, 2025-6pm PDT Aug 21, 2025
 
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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