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

Arcata/Eureka Airport 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: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Northwest wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of drizzle before 11am. Mostly sunny, with a high near 59. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.

    High: 59 °F

    Slight Chance
    Drizzle then
    Sunny

  • Thursday Night

    Thursday Night: A slight chance of drizzle after 11pm. Increasing clouds, with a low around 46. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 46 °F

    Slight Chance
    Drizzle

  • Friday

    Friday: A slight chance of drizzle before 11am. Mostly sunny, with a high near 59. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 59 °F

    Slight Chance
    Drizzle then
    Mostly Sunny

  • Friday Night

    Friday Night: A chance of drizzle after 11pm. Mostly cloudy, with a low around 48. Northwest wind around 6 mph becoming calm in the evening.

    Low: 48 °F

    Chance
    Drizzle

  • Saturday

    Saturday: A chance of drizzle, mainly before 11am. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Drizzle

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 57. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 45. Northwest wind around 6 mph becoming calm in the evening.
Thursday
A slight chance of drizzle before 11am. Mostly sunny, with a high near 59. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.
Thursday Night
A slight chance of drizzle after 11pm. Increasing clouds, with a low around 46. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Friday
A slight chance of drizzle before 11am. Mostly sunny, with a high near 59. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
A chance of drizzle after 11pm. Mostly cloudy, with a low around 48. Northwest wind around 6 mph becoming calm in the evening.
Saturday
A chance of drizzle, mainly before 11am. Mostly cloudy, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 48.
Sunday
Partly sunny, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.99°N 124.11°W (Elev. 39 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

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation