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 100%
Wind Speed SSE 8 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 52°F (11°C)
Visibility 9.00 mi
Last update 17 Mar 08:00 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. North northwest wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 69. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. North northwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 64. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Drizzle

  • Saturday

    Saturday: A slight chance of rain before 11am. Mostly cloudy, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Wednesday
Mostly sunny, with a high near 62. Calm wind becoming north northwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 45. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 69. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 49. North northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 64. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Friday Night
A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 48.
Saturday
A slight chance of rain before 11am. Mostly cloudy, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 43. Breezy.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
A slight chance of rain. Partly sunny, with a high near 61.
Monday Night
A chance of rain. Mostly cloudy, with a low around 47.
Tuesday
Rain likely. Mostly cloudy, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.97°N 124.1°W (Elev. 197 ft)
Last Update:
2:10 pm PDT Mar 17, 2026
Forecast Valid:
8pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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