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

Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Hazardous Weather Conditions

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

41°F

5°C

Humidity 100%
Wind Speed ENE 3 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 03 Dec 11:35 PM PST
Extended Forecast for

2 Miles S Arcata/Eureka Airport CA

Frost Advisory December 4, 03:00am until December 4, 09:00am
Coastal Flood Advisory December 4, 09:00am until December 4, 12:00pm
Click here for hazard details and duration
Frost Advisory
...

  • Tonight

    Tonight: Patchy frost after 1am. Otherwise, partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Frost

  • Thursday

    Thursday: Patchy frost before 10am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 58 °F

    Patchy Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Slight Chance
    Rain

  • Friday

    Friday: A 40 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 58. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 58 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 46. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain Likely
    and Patchy
    Fog

  • Saturday

    Saturday: A 50 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 57. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: A chance of rain. Patchy fog before 10am, then patchy fog after 4pm. Otherwise, cloudy, with a high near 58.

    High: 58 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A chance of rain, mainly before 10pm. Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
Patchy frost after 1am. Otherwise, partly cloudy, with a low around 36. Calm wind.
Thursday
Patchy frost before 10am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Thursday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 39. Calm wind.
Friday
A 40 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 58. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Rain likely. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 46. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 50 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 57. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 50 percent chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of rain. Patchy fog before 10am, then patchy fog after 4pm. Otherwise, cloudy, with a high near 58.
Sunday Night
A chance of rain, mainly before 10pm. Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 44.
Monday
A slight chance of rain. Patchy fog before 1pm, then patchy fog after 4pm. Otherwise, partly sunny, with a high near 59.
Monday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Tuesday
A chance of rain. Mostly cloudy, with a high near 59.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Mostly cloudy, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Arcata/Eureka Airport CA
 40.95°N 124.1°W (Elev. 187 ft)
Last Update:
2:27 pm PST Dec 3, 2025
Forecast Valid:
11pm PST Dec 3, 2025-6pm PST Dec 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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