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

Arcata / Eureka, Arcata Airport (KACV)

Lat: 40.97806°NLon: 124.10861°WElev: 217.0ft.

Overcast

50°F

10°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 07 Apr 02:00 AM PDT
Extended Forecast for

Trinidad CA

  • Overnight

    Overnight: Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog between 8am and 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 60. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 60 °F

    Areas Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. Light and variable wind.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 48. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers likely. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 48. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 61.

    High: 61 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Overnight
Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Tuesday
Areas of fog between 8am and 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 60. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. Light and variable wind.
Wednesday
A 40 percent chance of showers, mainly after 11am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 64. Light and variable wind.
Wednesday Night
A 50 percent chance of showers. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 48. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, with thunderstorms also possible after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 48. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers likely, with thunderstorms also possible after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 61.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 45.
Saturday
Rain likely. Mostly cloudy, with a high near 57.
Saturday Night
Rain likely. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Partly sunny, with a high near 57.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 41.
Monday
A slight chance of rain. Mostly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Trinidad CA
 41.06°N 124.13°W (Elev. 305 ft)
Last Update:
2:10 am PDT Apr 7, 2026
Forecast Valid:
2am PDT Apr 7, 2026-6pm PDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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