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.

Rain

67°F

19°C

Humidity 75%
Wind Speed E 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 28 Feb 02:53 PM PST
Extended Forecast for

Trinidad CA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 64. Calm wind. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers. Patchy fog between 7pm and 10pm. Otherwise, cloudy, with a low around 48. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: Showers. High near 58. West southwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 10pm. Patchy fog after 1am. Low around 45. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers then
    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A 30 percent chance of showers, mainly before 10am. Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly after 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 57.

    High: 57 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers, mainly after 10pm. Cloudy, with a low around 45.

    Low: 45 °F

    Showers

  • Wednesday

    Wednesday: Showers, mainly before 10am. Mostly cloudy, with a high near 56.

    High: 56 °F

    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 64. Calm wind. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers. Patchy fog between 7pm and 10pm. Otherwise, cloudy, with a low around 48. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers. High near 58. West southwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers, mainly before 10pm. Patchy fog after 1am. Low around 45. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of showers, mainly before 10am. Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 59. Light and variable wind.
Monday Night
A 30 percent chance of showers, mainly after 4am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 45. Calm wind.
Tuesday
A 30 percent chance of showers, mainly after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 57.
Tuesday Night
Showers, mainly after 10pm. Cloudy, with a low around 45.
Wednesday
Showers, mainly before 10am. Mostly cloudy, with a high near 56.
Wednesday Night
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 42.
Thursday
A slight chance of showers. Partly sunny, with a high near 55.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 41.
Friday
Partly sunny, with a high near 58.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 42.
Saturday
A slight chance of showers. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Trinidad CA
 41.06°N 124.13°W (Elev. 305 ft)
Last Update:
1:10 pm PST Feb 28, 2026
Forecast Valid:
3pm PST Feb 28, 2026-6pm PST Mar 7, 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