thats a good site. i use that and this one...
http://waterdata.usgs.gov/ms/nwis/uv...02110088464600
i like this one cause i can call up my buds "c'mon man the salinity is over 28 ppm, the water temp has dropped 3 degrees today, and still falling, low tide at noon! this might be worth getting divorced! yeah, o.k. meetcha at the dock at 4:30 in the morn. yeah bud, i'll have jen pick up some nice flowers for ur wife!