While it does not answer your question specifically, the National Parks Service does have this information on warnings and dangers for those who are going to this area:
A PDF of the park map is here:
First Beach, Second Beach and Third Beach are shown on the map just south of La Push.
Goodfish has pretty good descriptions of these beaches on her set of pages. Her second beach tip is here:
"Olympic NP West: Second Beach" - Olympic National Park Things to Do Tip by goodfish
Be the first to rate this answer!