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

Hermiston, Hermiston Municipal Airport (KHRI)

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

Clear

43°F

6°C

Humidity 75%
Wind Speed ESE 3 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 36°F (2°C)
Visibility NA
Last update 19 Apr 01:20 AM PDT
Extended Forecast for

4 Miles ESE Alderdale WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 44. Northeast wind around 6 mph.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74. Northeast wind 5 to 9 mph.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. North wind 5 to 9 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Northeast wind 6 to 8 mph becoming southwest after midnight.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 75. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 45. Breezy.

    Low: 45 °F

    Chance Rain
    and Breezy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 44. Northeast wind around 6 mph.
Sunday
Partly sunny, with a high near 74. Northeast wind 5 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 50. North wind 5 to 9 mph.
Monday
Partly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 53. Northeast wind 6 to 8 mph becoming southwest after midnight.
Tuesday
A slight chance of rain between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 75. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Wednesday
Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 45. Breezy.
Thursday
A slight chance of rain. Mostly sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Alderdale WA
 45.85°N 119.81°W (Elev. 335 ft)
Last Update:
11:46 pm PDT Apr 18, 2026
Forecast Valid:
1am PDT Apr 19, 2026-6pm PDT Apr 25, 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