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

Arcata / Eureka, Arcata Airport (KACV)

Lat: 40.97806°NLon: 124.10861°WElev: 217.0ft.

Clear

38°F

3°C

Humidity 96%
Wind Speed ENE 3 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 30 Dec 03:53 AM PST
Extended Forecast for

2 Miles ESE Trinidad CA

Frost Advisory December 30, 04:07am until December 30, 09:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory December 30, 04:07am until December 30, 09:00am

    NOW until 9:00am Tue

    Frost Advisory

  • Today

    High: 57 °F

    Areas Frost
    then Sunny

  • Tonight

    Tonight: Patchy fog before 10pm.  Otherwise, mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 57. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain.  Patchy fog before 10pm. Low around 45. Light east southeast wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain and
    Patchy Fog

  • New Year's Day

    New Year's Day: Rain.  High near 55. Southeast wind 3 to 8 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Rain

  • Thursday Night

    Thursday Night: Rain.  Low around 47. South southeast wind around 7 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Friday

    Friday: Rain.  High near 56. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Cloudy, with a low around 41.

    Low: 41 °F

    Rain

Detailed Forecast

Today
Areas of frost before 10am. Otherwise, sunny, with a high near 57. Light and variable wind.
Tonight
Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Wednesday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 57. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Patchy fog before 10pm. Low around 45. Light east southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
New Year's Day
Rain. High near 55. Southeast wind 3 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Rain. Low around 47. South southeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 56. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Rain. Cloudy, with a low around 41.
Saturday
Rain. Cloudy, with a high near 51.
Saturday Night
Rain. Mostly cloudy, with a low around 40.
Sunday
Rain likely. Mostly cloudy, with a high near 52.
Sunday Night
Rain likely. Mostly cloudy, with a low around 40.
Monday
Rain likely. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Trinidad CA
 41.04°N 124.09°W (Elev. 597 ft)
1:10 am PST Dec 30, 2025
4am PST Dec 30, 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