Originally Posted by Sandlapper
Go to the site "Deepzoom.com" that provides info on tides and currents. You can enter any date and run a time-lapsed animation that should provide a good idea of what you're up against. There is a current station all the way out to your "R8" which is 6-7 miles out from the inlet.
When you first load the site, it defaults to the Pacific NW. Just zoom out and back into your area of Port Royal Sound.
I just joined, so I can't paste links yet. Just Google the text below and select the first link.
deep zoom animated tides and currents
Wow. Thanks this is a great little app.