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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. 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 55%
Wind Speed SE 4 MPH
Barometer 30.63 in (1037.25 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 29 Dec 01:30 PM PST
Extended Forecast for

8 Miles E Umatilla OR

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

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • This Afternoon

    High: 36 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Light northeast wind.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 36. Light north wind.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy freezing fog after 4am. Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear
    then Patchy
    Freezing Fog

  • Wednesday

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

    High: 34 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A slight chance of rain and snow before 10am, then a slight chance of rain. Mostly cloudy, with a high near 35. Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 36. North wind around 5 mph.
Tonight
Partly cloudy, with a low around 26. Light northeast wind.
Tuesday
Sunny, with a high near 36. Light north wind.
Tuesday Night
Patchy freezing fog after 4am. Mostly clear, with a low around 24. Calm wind.
Wednesday
Patchy freezing fog before 10am. Mostly sunny, with a high near 34. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 25.
New Year's Day
A slight chance of rain and snow before 10am, then a slight chance of rain. Mostly cloudy, with a high near 35. Chance of precipitation is 20%.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 29.
Friday
A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 42.
Friday Night
A chance of rain. Mostly cloudy, with a low around 33.
Saturday
A chance of rain. Mostly cloudy, with a high near 45.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 34.
Sunday
A slight chance of rain. Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Umatilla OR
 45.92°N 119.15°W (Elev. 404 ft)
Last Update:
1:31 pm PST Dec 29, 2025
Forecast Valid:
1pm PST Dec 29, 2025-6pm PST Jan 4, 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