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

57°F

14°C

Humidity 68%
Wind Speed W 4 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 31 Mar 02:53 PM PDT
Extended Forecast for

Arcata/Eureka Airport CA

  • This Afternoon

    This Afternoon: Isolated showers. Partly sunny, with a high near 54. Southwest wind around 5 mph. Chance of precipitation is 20%.

    High: 54 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers before 11pm, then rain, mainly after 11pm. Low around 48. Light and variable wind becoming south southeast 5 to 7 mph in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain before 2pm, then showers between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 53. Breezy, with a southwest wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 44. West southwest wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 11am. High near 53. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Showers then
    Scattered
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40. Northwest wind 5 to 8 mph becoming north northeast after midnight.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Isolated showers. Partly sunny, with a high near 54. Southwest wind around 5 mph. Chance of precipitation is 20%.
Tonight
Scattered showers before 11pm, then rain, mainly after 11pm. Low around 48. Light and variable wind becoming south southeast 5 to 7 mph in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 2pm, then showers between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 53. Breezy, with a southwest wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 44. West southwest wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers, mainly before 11am. High near 53. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 40. Northwest wind 5 to 8 mph becoming north northeast after midnight.
Friday
Sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 60.
Monday Night
A chance of rain. Mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Partly sunny, with a high near 59.
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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 pm PDT Mar 31, 2026
Forecast Valid:
3pm PDT Mar 31, 2026-6pm PDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation