Culebrita lighthouse - this might help
https://www.tripadvisor.co.nz/ShowU...rita_Lighthouse-Culebra_Puerto_Rico.html

I was last there Christmas 2018, the hike has some cactus so I recommend good shoes, it is fairly steep in places and hot and dry, carry water.
We hiked from the big bay/beach on the North, for sure be aware of the Atlantic Swell
https://www.ndbc.noaa.gov/show_plot...uom=E&time_diff=0&time_label=GMT