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

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

45°F

7°C

Humidity 100%
Wind Speed ENE 3 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 04 Feb 02:20 AM PST
Extended Forecast for

Arcata/Eureka Airport CA

  • Overnight

    Overnight: Mostly clear, with a low around 38. East southeast wind around 5 mph.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog after 4pm. Otherwise, sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Sunny then
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Patchy fog before 7pm. Otherwise, mostly clear, with a low around 42. Calm wind becoming east southeast around 5 mph after midnight.

    Low: 42 °F

    Patchy Fog
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 66. East southeast wind around 6 mph becoming southwest in the afternoon.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 4pm. Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 38. East southeast wind around 5 mph.
Wednesday
Patchy fog after 4pm. Otherwise, sunny, with a high near 67. Light and variable wind.
Wednesday Night
Patchy fog before 7pm. Otherwise, mostly clear, with a low around 42. Calm wind becoming east southeast around 5 mph after midnight.
Thursday
Sunny, with a high near 66. East southeast wind around 6 mph becoming southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. Calm wind.
Friday
Mostly sunny, with a high near 59. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
A slight chance of rain after 4pm. Mostly cloudy, with a high near 59.
Saturday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 46.
Sunday
Rain, mainly after 10am. Mostly cloudy, with a high near 56.
Sunday Night
Rain. Mostly cloudy, with a low around 41.
Monday
Rain likely. Mostly cloudy, with a high near 53.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Partly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.97°N 124.1°W (Elev. 197 ft)
Last Update:
1:10 am PST Feb 4, 2026
Forecast Valid:
2am PST Feb 4, 2026-6pm PST Feb 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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