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

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 45°F (7°C)
Visibility 9.00 mi
Last update 22 Mar 10:15 PM PDT
Extended Forecast for

5 Miles E Arcata/Eureka Airport CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Light south wind.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 11am. Partly sunny, with a high near 65. Calm wind becoming south around 6 mph.

    High: 65 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely before 2am, then showers likely after 2am. Mostly cloudy, with a low around 48. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers before 11am. Mostly cloudy, with a high near 54. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 54 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Light south wind.
Monday
Mostly sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 50. Light and variable wind.
Tuesday
A 30 percent chance of rain, mainly after 11am. Partly sunny, with a high near 65. Calm wind becoming south around 6 mph.
Tuesday Night
Rain likely before 2am, then showers likely after 2am. Mostly cloudy, with a low around 48. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of showers before 11am. Mostly cloudy, with a high near 54. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Partly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
A slight chance of rain. Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Arcata/Eureka Airport CA
 40.99°N 124.02°W (Elev. 797 ft)
Last Update:
2:10 pm PDT Mar 22, 2026
Forecast Valid:
10pm PDT Mar 22, 2026-6pm PDT Mar 29, 2026
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation