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

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

FW0649 Dufur (F0649)

Lat: 45.44717°NLon: 121.14783°WElev: 1368.0ft.

NA

25°F

-4°C

Humidity 88%
Wind Speed NA 0 MPH
Barometer 30.61 in (1036.57 mb)
Dewpoint 22°F (-6°C)
Visibility NA
Last update 29 Dec 08:30 PM PST
Extended Forecast for

Grass Valley 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

  • Tonight

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. East wind 3 to 6 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a steady temperature around 26. Light southeast wind.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Light and variable wind.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow after 4am. Mostly cloudy, with a low around 26. Calm wind. Chance of precipitation is 10%.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • New Year's Day

    New Year's Day: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.

    High: 34 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Rain

  • Friday

    Friday: A 50 percent chance of rain. Mostly cloudy, with a high near 39.

    High: 39 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 24. East wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 31. East wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a steady temperature around 26. Light southeast wind.
Wednesday
Partly sunny, with a high near 35. Light and variable wind.
Wednesday Night
A slight chance of rain and snow after 4am. Mostly cloudy, with a low around 26. Calm wind. Chance of precipitation is 10%.
New Year's Day
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 28.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 39.
Friday Night
A chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Saturday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 43.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Sunday
A chance of rain and snow. Partly sunny, with a high near 43.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley OR
 45.35°N 120.79°W (Elev. 2300 ft)
Last Update:
8:31 pm PST Dec 29, 2025
Forecast Valid:
8pm PST Dec 29, 2025-6pm PST Jan 5, 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