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

Hazardous Weather Conditions

Current conditions at

Eureka WFO (EKA01)

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

Overcast

60°F

16°C

Humidity NA
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

3 Miles S Arcata CA

Coastal Flood Advisory April 20, 12:00am until April 20, 04:00am
Click here for hazard details and duration
Coastal Flood Advisory

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Cloudy, with a high near 67. South southwest wind around 8 mph.

    High: 67 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain, mainly after 2am. Patchy fog after 2am. Low around 47. West southwest wind around 5 mph becoming calm. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Chance Rain
    then Rain and
    Patchy Fog

  • Monday

    Monday: Rain. High near 57. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 57 °F

    Rain

  • Monday Night

    Monday Night: Rain. Patchy fog after 2am. Low around 45. South wind 5 to 10 mph becoming light southeast after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain likely, then showers and possibly a thunderstorm after 11am. Patchy fog before 11am. High near 57. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Rain, mainly before 11pm. Patchy fog after 2am. Low around 45. Light west southwest wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain then
    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: A 50 percent chance of rain. Patchy fog before 11am. Otherwise, partly sunny, with a high near 58. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Cloudy, with a high near 67. South southwest wind around 8 mph.
Tonight
Rain, mainly after 2am. Patchy fog after 2am. Low around 47. West southwest wind around 5 mph becoming calm. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 57. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Rain. Patchy fog after 2am. Low around 45. South wind 5 to 10 mph becoming light southeast after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, then showers and possibly a thunderstorm after 11am. Patchy fog before 11am. High near 57. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain, mainly before 11pm. Patchy fog after 2am. Low around 45. Light west southwest wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 50 percent chance of rain. Patchy fog before 11am. Otherwise, partly sunny, with a high near 58. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 64.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 45.
Saturday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Arcata CA
 40.82°N 124.09°W (Elev. 105 ft)
Last Update:
2:10 pm PDT Apr 19, 2026
Forecast Valid:
2pm PDT Apr 19, 2026-6pm PDT Apr 25, 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