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.

Mostly Cloudy

50°F

10°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: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 61. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. West northwest wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 64. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 64 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 11pm. Cloudy, with a low around 46. Southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain Likely

  • Monday

    Monday: Rain. High near 58. Light and variable wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain

  • Monday Night

    Monday Night: Showers. Patchy fog after 2am. Low around 46. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 57.

    High: 57 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Calm wind.
Saturday
Partly sunny, with a high near 61. Calm wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 45. West northwest wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 64. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Sunday Night
Rain likely, mainly after 11pm. Cloudy, with a low around 46. Southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 58. Light and variable wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Showers. Patchy fog after 2am. Low around 46. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 57.
Tuesday Night
Rain. Mostly cloudy, with a low around 45.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 56.
Wednesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Thursday
A slight chance of rain. Partly sunny, with a high near 57.
Thursday Night
Patchy fog. Otherwise, partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.89°N 124.08°W (Elev. 177 ft)
Last Update:
11:51 pm PDT Apr 17, 2026
Forecast Valid:
12am PDT Apr 18, 2026-6pm PDT Apr 24, 2026
 
Forecast Discussion
 
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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