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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

MERLIN (MLFO3)

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

NA

35°F

2°C

Humidity 99%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 30 Dec 12:58 PM PST
Extended Forecast for

5 Miles NW Grants Pass OR

Air Stagnation Advisory December 30, 01:45pm until December 31, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory December 30, 01:45pm until December 31, 04:00pm

    NOW until 4:00pm Wed

    Air Stagnation Advisory

  • This Afternoon

    High: 43 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Widespread freezing fog after 10pm. Otherwise, increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Freezing Fog
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy dense fog before 10am. Widespread dense freezing fog before 10am. Otherwise, partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Dense
    Freezing Fog
    and Patchy
    Dense Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 39. Calm wind. Chance of precipitation is 60%.

    Low: 39 °F

    Chance Rain
    then Rain
    Likely

  • New Year's Day

    New Year's Day: Rain. High near 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 4am. Low around 42. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain then
    Rain Likely

  • Friday

    Friday: Rain, mainly after 10am. High near 50. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 43. Calm wind.
Tonight
Patchy fog after 1am. Widespread freezing fog after 10pm. Otherwise, increasing clouds, with a low around 34. Calm wind.
Wednesday
Patchy dense fog before 10am. Widespread dense freezing fog before 10am. Otherwise, partly sunny, with a high near 43. Calm wind.
Wednesday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 39. Calm wind. Chance of precipitation is 60%.
New Year's Day
Rain. High near 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain, mainly before 4am. Low around 42. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly after 10am. High near 50. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Mostly cloudy, with a low around 39.
Saturday
Rain. Mostly cloudy, with a high near 46.
Saturday Night
Rain likely, mainly before 4am. Snow level 3900 feet. Mostly cloudy, with a low around 37.
Sunday
Rain likely. Snow level 3600 feet rising to 4200 feet in the afternoon. Mostly cloudy, with a high near 45.
Sunday Night
A chance of rain. Snow level 4200 feet. Mostly cloudy, with a low around 35.
Monday
A chance of rain. Snow level 4300 feet. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Grants Pass OR
 42.5°N 123.38°W (Elev. 1198 ft)
Last Update:
1:31 pm PST Dec 30, 2025
Forecast Valid:
1pm PST Dec 30, 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