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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

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

Clear

72°F

22°C

Humidity 26%
Wind Speed W 12 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 18 Mar 01:55 PM PDT
Extended Forecast for

Hermiston OR

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 72. West wind around 9 mph.

    High: 72 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. West wind around 6 mph becoming south after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 74. South wind 6 to 10 mph becoming west in the afternoon.

    High: 74 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. West wind 6 to 8 mph becoming south after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 75. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 75 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Cloudy, with a low around 48.

    Low: 48 °F

    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 72. West wind around 9 mph.
Tonight
Mostly cloudy, with a low around 51. West wind around 6 mph becoming south after midnight.
Thursday
Mostly cloudy, with a high near 74. South wind 6 to 10 mph becoming west in the afternoon.
Thursday Night
Mostly cloudy, with a low around 52. West wind 6 to 8 mph becoming south after midnight.
Friday
Mostly cloudy, with a high near 75. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A chance of rain. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hermiston OR
 45.83°N 119.28°W (Elev. 499 ft)
Last Update:
2:07 pm PDT Mar 18, 2026
Forecast Valid:
2pm PDT Mar 18, 2026-6pm PDT Mar 24, 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