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

66°F

19°C

Humidity 45%
Wind Speed WNW 5 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 05 Apr 12:35 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 60. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 65. Calm wind.
Tonight
Partly cloudy, with a low around 49. Calm wind.
Monday
Mostly sunny, with a high near 59. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 48. Light and variable wind.
Tuesday
Mostly cloudy, with a high near 58. Calm wind becoming west northwest around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 48. Light and variable wind.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 60. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Thursday
A chance of rain. Partly sunny, with a high near 58.
Thursday Night
A chance of rain, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 48.
Friday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 58.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Saturday
A chance of rain. Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.99°N 124.11°W (Elev. 39 ft)
Last Update:
2:10 am PDT Apr 5, 2026
Forecast Valid:
12pm PDT Apr 5, 2026-6pm PDT Apr 11, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation