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

Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

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

Clear

43°F

6°C

Humidity 86%
Wind Speed SSW 4 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 08 Dec 05:00 AM PST
Extended Forecast for

11 Miles SE Boardman OR

Wind Advisory December 8, 04:00pm until December 9, 07:00am
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: A 20 percent chance of rain. Cloudy, with a low around 45. Southwest wind around 9 mph.

    Low: 45 °F

    Slight Chance
    Rain

  • Monday

    Monday: Rain likely, mainly between 1pm and 4pm. Cloudy, with a high near 61. Breezy, with a southwest wind 7 to 12 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Rain Likely
    and Breezy

  • Monday Night

    Monday Night: Rain likely, mainly after 4am. Cloudy, with a low around 50. Windy, with a southwest wind around 30 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Windy. Chance
    Rain then
    Rain Likely

  • Tuesday

    Tuesday: Rain. High near 57. South wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 48. Southwest wind 11 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 62. Breezy. Chance of precipitation is 60%.

    High: 62 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain before 10am. Partly sunny, with a high near 61.

    High: 61 °F

    Chance Rain
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of rain. Cloudy, with a low around 45. Southwest wind around 9 mph.
Monday
Rain likely, mainly between 1pm and 4pm. Cloudy, with a high near 61. Breezy, with a southwest wind 7 to 12 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely, mainly after 4am. Cloudy, with a low around 50. Windy, with a southwest wind around 30 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 57. South wind 16 to 21 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 48. Southwest wind 11 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 62. Breezy. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 54.
Thursday
A 30 percent chance of rain before 10am. Partly sunny, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 54.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Sunday
Mostly cloudy, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SE Boardman OR
 45.71°N 119.56°W (Elev. 856 ft)
Last Update:
4:20 am PST Dec 8, 2025
Forecast Valid:
5am PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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