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

MERLIN (MLFO3)

Lat: 42.49975°NLon: 123.36917°WElev: 1144.0ft.

NA

33°F

1°C

Humidity 97%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 29 Dec 10:58 AM PST
Extended Forecast for

3 Miles S Grants Pass OR

Air Stagnation Advisory until December 31, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until December 31, 04:00pm

    NOW until 4:00pm Wed

    Air Stagnation Advisory

  • This Afternoon

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Widespread dense fog after 10pm. Otherwise, mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Dense Fog

  • Tuesday

    Tuesday: Widespread fog before noon. Otherwise, sunny, with a high near 44. Calm wind.

    High: 44 °F

    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Widespread fog after 10pm. Widespread freezing fog after 10pm. Otherwise, increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Freezing Fog
    and Fog

  • Wednesday

    Wednesday: Widespread fog before 11am. Widespread freezing fog before 10am. Otherwise, mostly cloudy, with a high near 43. Calm wind.

    High: 43 °F

    Freezing Fog
    and Fog then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly after 10pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • New Year's Day

    New Year's Day: Rain likely. Mostly cloudy, with a high near 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 42. Calm wind.
Tonight
Widespread dense fog after 10pm. Otherwise, mostly clear, with a low around 34. Calm wind.
Tuesday
Widespread fog before noon. Otherwise, sunny, with a high near 44. Calm wind.
Tuesday Night
Widespread fog after 10pm. Widespread freezing fog after 10pm. Otherwise, increasing clouds, with a low around 34. Calm wind.
Wednesday
Widespread fog before 11am. Widespread freezing fog before 10am. Otherwise, mostly cloudy, with a high near 43. Calm wind.
Wednesday Night
A 40 percent chance of showers, mainly after 10pm. Mostly cloudy, with a low around 40.
New Year's Day
Rain likely. Mostly cloudy, with a high near 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely. Mostly cloudy, with a low around 41.
Friday
Rain likely. Mostly cloudy, with a high near 49.
Friday Night
Rain likely. Mostly cloudy, with a low around 39.
Saturday
Rain likely. Snow level 4300 feet. Mostly cloudy, with a high near 47.
Saturday Night
A chance of rain. Snow level 4100 feet. Mostly cloudy, with a low around 38.
Sunday
A chance of rain. Snow level 3900 feet rising to 4400 feet in the afternoon. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Grants Pass OR
 42.39°N 123.32°W (Elev. 1263 ft)
Last Update:
9:41 am PST Dec 29, 2025
Forecast Valid:
12pm 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