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

46°F

8°C

Humidity 79%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 17 Mar 10:53 PM PDT
Extended Forecast for

8 Miles E Umatilla OR

  • Tonight

    Tonight: Mostly clear, with a low around 46. South wind around 6 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. South wind 6 to 10 mph becoming west in the afternoon.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50. South wind 5 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 75. South wind 5 to 9 mph becoming southwest in the afternoon.

    High: 75 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. South wind 5 to 8 mph.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 46. South wind around 6 mph.
Wednesday
Partly sunny, with a high near 74. South wind 6 to 10 mph becoming west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 50. South wind 5 to 8 mph.
Thursday
Mostly cloudy, with a high near 75. South wind 5 to 9 mph becoming southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 52. South wind 5 to 8 mph.
Friday
Mostly cloudy, with a high near 75.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 60.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 42.
Tuesday
A chance of rain. Mostly cloudy, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Umatilla OR
 45.91°N 119.18°W (Elev. 400 ft)
Last Update:
10:15 pm PDT Mar 17, 2026
Forecast Valid:
11pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation