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.

Partly Cloudy

57°F

14°C

Humidity NA
Wind Speed W 8 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • Tonight

    Tonight: A 20 percent chance of rain after 11pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Saturday

    Saturday: A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 58. Calm wind becoming north northwest 5 to 9 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Patchy fog before 11pm, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 42. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 42 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 66 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 47.

    Low: 47 °F

    Patchy Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of rain after 11pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm in the evening.
Saturday
A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 58. Calm wind becoming north northwest 5 to 9 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Patchy fog before 11pm, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 42. North northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 46. Light and variable wind.
Monday
Mostly sunny, with a high near 69. Light and variable wind.
Monday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
Partly sunny, with a high near 70.
Thursday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 50.
Friday
Patchy fog. Otherwise, partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.87°N 124.07°W (Elev. 194 ft)
Last Update:
2:10 pm PDT Mar 13, 2026
Forecast Valid:
3pm PDT Mar 13, 2026-6pm PDT Mar 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation