Just south of Purdy Is Joemma Beach State Park. . We have heard that this a hot spot for crabbing. Lots of parking and a pretty good facility. With a bathroom and a water hose setup for cleaning.
Just click on the pick for a map.
Check the area weather here.
With the tides.
WDFW considers Joemma Beach as Marine Area 13. For the current rules and regulations for the area click on the picture and follow the WDFW link.