k9r,
Sorry I don't have first hand insight for the St. Aug. area since I fish on the opposite west coast of Florida, but here's some info that looked like it may help you out. Good luck and catch 'em up.
Here's a link to the St. John's county ramps:
http://www.crescent-beach.com/fishin...ating_list.htm
For fishing reports:
www.floridasportsman.com
go to the forum, Northeast section