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

75°F

24°C

Humidity 30%
Wind Speed E 3 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 20 Apr 03:53 PM PDT
Extended Forecast for

3 Miles SSW Alderdale WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Northeast wind around 7 mph becoming southwest after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 73. Southwest wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 73 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Cloudy, with a low around 48. Southwest wind 15 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 59. Breezy, with a west wind 17 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 44. Breezy, with a west wind 21 to 26 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 33 mph.

    Low: 44 °F

    Slight Chance
    Rain and
    Breezy then
    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. Northeast wind around 7 mph becoming southwest after midnight.
Tuesday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 73. Southwest wind 7 to 16 mph, with gusts as high as 24 mph.
Tuesday Night
Rain likely, mainly after 11pm. Cloudy, with a low around 48. Southwest wind 15 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely. Mostly cloudy, with a high near 59. Breezy, with a west wind 17 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 44. Breezy, with a west wind 21 to 26 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 33 mph.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Alderdale WA
 45.84°N 119.93°W (Elev. 482 ft)
Last Update:
3:01 pm PDT Apr 20, 2026
Forecast Valid:
4pm PDT Apr 20, 2026-6pm PDT Apr 27, 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