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 >

Current conditions at

HAWKEYE (HWKC1)

Lat: 38.73509°NLon: 122.83706°WElev: 2024.0ft.

NA

54°F

12°C

Humidity 43%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 29 Dec 06:56 PM PST
Extended Forecast for

2 Miles WSW Mercuryville CA

Cold Weather Advisory December 30, 01:00am until December 30, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Clear, with a steady temperature around 50. East northeast wind 6 to 8 mph.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 57. East wind 6 to 9 mph.

    High: 57 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 10 percent chance of rain after 4am.  Mostly cloudy, with a steady temperature around 54. East wind 7 to 9 mph.

    Low: 54 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain, mainly after 10am.  Mostly cloudy, with a high near 51. East wind 8 to 11 mph, with gusts as high as 18 mph.  New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 47. East southeast wind around 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 47 °F

    Rain

  • New Year's Day

    New Year's Day: Rain.  High near 54. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Thursday Night

    Thursday Night: Rain.  Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Rain

  • Friday

    Friday: Rain.  Cloudy, with a high near 54.

    High: 54 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Cloudy, with a low around 46.

    Low: 46 °F

    Rain

Detailed Forecast

Tonight
Clear, with a steady temperature around 50. East northeast wind 6 to 8 mph.
Tuesday
Increasing clouds, with a high near 57. East wind 6 to 9 mph.
Tuesday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a steady temperature around 54. East wind 7 to 9 mph.
Wednesday
A 50 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 51. East wind 8 to 11 mph, with gusts as high as 18 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 47. East southeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
New Year's Day
Rain. High near 54. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 50. Chance of precipitation is 90%.
Friday
Rain. Cloudy, with a high near 54.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain. Mostly cloudy, with a high near 48.
Saturday Night
Rain likely. Mostly cloudy, with a low around 45.
Sunday
Rain likely. Mostly cloudy, with a high near 50.
Sunday Night
Rain likely. Mostly cloudy, with a low around 47.
Monday
Rain likely. Mostly cloudy, with a high near 50.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Mercuryville CA
 38.77°N 122.85°W (Elev. 2900 ft)
12:27 pm PST Dec 29, 2025
7pm PST Dec 29, 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