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.

Clear

46°F

8°C

Humidity NA
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • Overnight

    Overnight: Patchy dense fog. Otherwise, cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 61. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 61 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy dense fog after 8pm. Otherwise, partly cloudy, with a low around 46. Northwest wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Patchy Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy dense fog after 11pm. Otherwise, partly cloudy, with a low around 50.

    Low: 50 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy dense fog. Otherwise, cloudy, with a low around 45. Calm wind.
Tuesday
Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 61. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Patchy dense fog after 8pm. Otherwise, partly cloudy, with a low around 46. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 65. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 48. Calm wind.
Thursday
Sunny, with a high near 70. Light and variable wind.
Thursday Night
Patchy dense fog after 11pm. Otherwise, partly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
A slight chance of rain. Mostly cloudy, with a high near 61.
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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:
2:10 am PDT Mar 17, 2026
Forecast Valid:
3am PDT Mar 17, 2026-6pm PDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

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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