Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

41°F

5°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 30 Jan 06:00 AM PST
Extended Forecast for

Arcata/Eureka Airport CA

Coastal Flood Advisory January 31, 08:00am until January 31, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind becoming southeast around 5 mph in the morning.

    High: 61 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 42. Light southeast wind.

    Low: 42 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 62. East southeast wind around 6 mph becoming south southwest in the afternoon.

    High: 62 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 10pm.  Cloudy, with a low around 45. South wind 3 to 5 mph.

    Low: 45 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly before 4pm.  Mostly cloudy, with a high near 57. Light and variable wind becoming southwest around 5 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 10pm.  Patchy fog.  Otherwise, mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 61. Calm wind becoming southeast around 5 mph in the morning.
Tonight
Increasing clouds, with a low around 42. Light southeast wind.
Saturday
Mostly cloudy, with a high near 62. East southeast wind around 6 mph becoming south southwest in the afternoon.
Saturday Night
A 30 percent chance of showers after 10pm. Cloudy, with a low around 45. South wind 3 to 5 mph.
Sunday
A 50 percent chance of showers, mainly before 4pm. Mostly cloudy, with a high near 57. Light and variable wind becoming southwest around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 20 percent chance of showers before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Monday
Mostly sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.97°N 124.1°W (Elev. 197 ft)
1:10 am PST Jan 30, 2026
6am PST Jan 30, 2026-6pm PST Feb 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