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.

Overcast

52°F

11°C

Humidity 87%
Wind Speed WSW 3 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 13 Mar 10:35 PM PDT
Extended Forecast for

3 Miles SSW Big Lagoon CA

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 11pm. Patchy fog before 11pm. Otherwise, cloudy, with a low around 48. Calm wind becoming south southeast around 5 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A 50 percent chance of rain. Cloudy, with a high near 53. South southeast wind 6 to 14 mph becoming north in the morning. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. North wind 5 to 15 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61. North northeast wind 3 to 6 mph.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 11pm and 2am. Otherwise, partly cloudy, with a low around 50.

    Low: 50 °F

    Patchy Fog

Detailed Forecast

Tonight
A 40 percent chance of rain, mainly after 11pm. Patchy fog before 11pm. Otherwise, cloudy, with a low around 48. Calm wind becoming south southeast around 5 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 50 percent chance of rain. Cloudy, with a high near 53. South southeast wind 6 to 14 mph becoming north in the morning. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Partly cloudy, with a low around 46. North wind 5 to 15 mph.
Sunday
Mostly sunny, with a high near 59. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 49. North northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 61. North northeast wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Patchy fog between 11pm and 2am. Otherwise, partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Big Lagoon CA
 41.14°N 124.15°W (Elev. 0 ft)
Last Update:
2:10 pm PDT Mar 13, 2026
Forecast Valid:
10pm PDT Mar 13, 2026-6pm PDT Mar 20, 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