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

Hazardous Weather Conditions

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

35°F

2°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 11 Mar 07:53 AM PDT
Extended Forecast for

Big Lagoon CA

Frost Advisory until March 11, 09:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory until March 11, 09:00am

    NOW until 9:00am Wed

    Frost Advisory

  • Today

    High: 55 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Patchy Fog

  • Thursday

    Thursday: A slight chance of drizzle before 11am. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 56 °F

    Slight Chance
    Drizzle and
    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: A chance of drizzle after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. North wind 3 to 8 mph.

    Low: 44 °F

    Chance
    Drizzle and
    Patchy Fog

  • Friday

    Friday: A chance of drizzle before 11am. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 56 °F

    Chance
    Drizzle and
    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A chance of drizzle, mainly after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 46. Northwest wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Chance
    Drizzle and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers before 11am, then a chance of drizzle after 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 57. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers and
    Areas Fog

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 55. Light north northwest wind.
Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 43. Light and variable wind.
Thursday
A slight chance of drizzle before 11am. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming north northwest around 6 mph in the afternoon.
Thursday Night
A chance of drizzle after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. North wind 3 to 8 mph.
Friday
A chance of drizzle before 11am. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
A chance of drizzle, mainly after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 46. Northwest wind around 6 mph becoming calm in the evening.
Saturday
A chance of showers before 11am, then a chance of drizzle after 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 57. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Lagoon CA
 41.17°N 124.13°W (Elev. 7 ft)
Last Update:
2:10 am PDT Mar 11, 2026
Forecast Valid:
8am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
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