Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Mist

46°F

8°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 45°F (7°C)
Visibility 6.00 mi
Last update 01 Dec 10:00 PM PST
Extended Forecast for

Arcata/Eureka Airport CA

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 43. East southeast wind around 5 mph becoming calm  after midnight.

    Low: 43 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. East northeast wind 3 to 5 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of rain after 10pm.  Cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 43. East southeast wind around 5 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 55. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 39. Calm wind.
Wednesday
Mostly sunny, with a high near 56. Calm wind becoming northwest 5 to 7 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 40. East northeast wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 56. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Mostly cloudy, with a high near 57.
Friday Night
A chance of rain after 10pm. Cloudy, with a low around 49.
Saturday
A chance of rain. Mostly cloudy, with a high near 55.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Mostly cloudy, with a high near 56.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.99°N 124.11°W (Elev. 39 ft)
1:10 pm PST Dec 1, 2025
10pm PST Dec 1, 2025-6pm PST Dec 8, 2025
 
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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