National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Eureka WFO (EKA01)

Lat: 40.8098°NLon: 124.1602°WElev: 20.0ft.

Overcast

54°F

12°C

Humidity NA
Wind Speed NNW 9 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 59. North northwest wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. North northwest wind 5 to 10 mph becoming light north in the evening.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 64. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: A 10 percent chance of rain after 11pm. Mostly cloudy, with a low around 47. Northwest wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain. Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Wednesday

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

    High: 58 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 59. North northwest wind 8 to 13 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 39. North northwest wind 5 to 10 mph becoming light north in the evening.
Sunday
Mostly sunny, with a high near 61. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 40. Northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 64. Calm wind becoming west northwest around 6 mph in the afternoon.
Monday Night
A 10 percent chance of rain after 11pm. Mostly cloudy, with a low around 47. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 64.
Tuesday Night
A chance of rain. Cloudy, with a low around 47.
Wednesday
A chance of rain, mainly before 11am. Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.89°N 124.08°W (Elev. 177 ft)
Last Update:
11:41 am PDT Mar 21, 2026
Forecast Valid:
12pm PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
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Additional Resources

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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