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

Air Quality Concerns; Fire Weather; Extreme Heat; Severe Thunderstorms and Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and flash flooding possible for the Southeast through today. Strong to severe thunderstorms for the Southern Plains with severe wind gusts and large hail possible. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

50°F

10°C

Humidity 93%
Wind Speed E 3 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 04 Aug 07:00 AM PDT
Extended Forecast for

Trinidad CA

  • Today

    Today: Mostly sunny, with a high near 67. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 70. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 70 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 54. North wind 5 to 9 mph becoming calm in the evening.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 71. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Patchy drizzle after 11pm. Cloudy, with a low around 57. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 57 °F

    Patchy
    Drizzle

  • Thursday

    Thursday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 67. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. North northwest wind 5 to 9 mph becoming calm in the evening.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 70. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 54. North wind 5 to 9 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 71. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Wednesday Night
Patchy drizzle after 11pm. Cloudy, with a low around 57. North northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 70.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
Partly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Trinidad CA
 41.06°N 124.13°W (Elev. 305 ft)
Last Update:
6:59 am PDT Aug 4, 2025
Forecast Valid:
7am PDT Aug 4, 2025-6pm PDT Aug 10, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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