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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Overcast

61°F

16°C

Humidity 87%
Wind Speed WNW 6 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Aug 11:35 AM PDT
Extended Forecast for

Trinidad CA

  • Today

    Today: Mostly cloudy, with a high near 68. Northwest wind around 8 mph.

    High: 68 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52. North northwest wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 68. Northwest wind 3 to 8 mph.

    High: 68 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 51. North northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 69. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.

    High: 69 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. North northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 68. Northwest wind around 8 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52. North northwest wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 68. Northwest wind 3 to 8 mph.
Monday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 51. North northwest wind 5 to 8 mph becoming calm in the evening.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 69. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 52. North northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 71.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 71.
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:
11:35 am PDT Aug 17, 2025
Forecast Valid:
11am PDT Aug 17, 2025-6pm PDT Aug 23, 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