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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

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

Clear

37°F

3°C

Humidity 60%
Wind Speed SE 3 MPH
Barometer 30.43 in (1030.48 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 30 Dec 02:35 PM PST
Extended Forecast for

Boardman OR

Air Stagnation Advisory December 30, 02:57pm until January 1, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory December 30, 02:57pm until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • This Afternoon

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy freezing fog before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 34. Calm wind.

    High: 34 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 29. Calm wind.

    Low: 29 °F

    Increasing
    Clouds

  • New Year's Day

    New Year's Day: A 30 percent chance of rain after 4pm. Patchy freezing fog before 1pm. Mostly cloudy, with a high near 35. Calm wind.

    High: 35 °F

    Patchy
    Freezing Fog
    then Chance
    Rain and
    Patchy
    Freezing Fog

  • Thursday Night

    Thursday Night: Rain likely, mainly between 10pm and 4am. Patchy fog after 1am. Otherwise, cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Rain Likely
    and Patchy
    Fog

  • Friday

    Friday: A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Rain

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 39. Light northeast wind.
Tonight
Partly cloudy, with a low around 31. Calm wind.
Wednesday
Patchy freezing fog before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 34. Calm wind.
Wednesday Night
Increasing clouds, with a low around 29. Calm wind.
New Year's Day
A 30 percent chance of rain after 4pm. Patchy freezing fog before 1pm. Mostly cloudy, with a high near 35. Calm wind.
Thursday Night
Rain likely, mainly between 10pm and 4am. Patchy fog after 1am. Otherwise, cloudy, with a low around 33. Chance of precipitation is 60%.
Friday
A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 38.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35.
Saturday
A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 45.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Sunday
Mostly cloudy, with a high near 46.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 37.
Monday
A slight chance of rain. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boardman OR
 45.85°N 119.69°W (Elev. 299 ft)
Last Update:
2:41 pm PST Dec 30, 2025
Forecast Valid:
2pm PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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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