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

80°F

27°C

Humidity 23%
Wind Speed NNW 11 MPH
Barometer 29.6 in (1002.37 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 25 May 01:53 PM PDT
Extended Forecast for

3 Miles SSW Alderdale WA

  • Memorial Day

    Memorial Day: A 30 percent chance of showers after 5pm. Mostly sunny early, then becoming cloudy, with a high near 80. Breezy, with a west wind 16 to 24 mph, with gusts as high as 31 mph.

    High: 80 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Showers likely, mainly before 11pm. Cloudy, with a low around 46. Breezy, with a west wind 17 to 22 mph decreasing to 11 to 16 mph in the evening. Winds could gust as high as 31 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Showers
    Likely and
    Breezy then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66. Southwest wind 5 to 10 mph becoming east in the afternoon.

    High: 66 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly between 11pm and 2am. Cloudy, with a low around 49. Southeast wind around 6 mph becoming west after midnight.

    Low: 49 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. Southwest wind around 6 mph becoming east in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 85.

    High: 85 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers. Partly sunny, with a high near 72. Breezy.

    High: 72 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Memorial Day
A 30 percent chance of showers after 5pm. Mostly sunny early, then becoming cloudy, with a high near 80. Breezy, with a west wind 16 to 24 mph, with gusts as high as 31 mph.
Tonight
Showers likely, mainly before 11pm. Cloudy, with a low around 46. Breezy, with a west wind 17 to 22 mph decreasing to 11 to 16 mph in the evening. Winds could gust as high as 31 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly cloudy, with a high near 66. Southwest wind 5 to 10 mph becoming east in the afternoon.
Tuesday Night
A 30 percent chance of showers, mainly between 11pm and 2am. Cloudy, with a low around 49. Southeast wind around 6 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 79. Southwest wind around 6 mph becoming east in the afternoon.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 85.
Thursday Night
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 72. Breezy.
Friday Night
Partly cloudy, with a low around 46. Breezy.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
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:
11:46 am PDT May 25, 2026
Forecast Valid:
2pm PDT May 25, 2026-6pm PDT May 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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