Surfers consult tide tables as often as they consult weather and wave predictions. While predicting tides may be more systematic than predicting wave heights, knowing the tide's effect on the waves is another matter. Here you will learn what causes tide
http://www.exploratorium.edu/theworld/surfing/tides.html
A database of most asked questions; contains definitions and links to simulations.
http://www.ripcurrents.noaa.gov/faq.shtml
An explanation of high and low tides
http://coastalcare.org/educate/tides/
Page is an alphabetical listing of tidal stations located around the world. Linking to the site one can predict the tide for that site.
http://tbone.biol.sc.edu/tide/sites_allalpha.html
This is the tide prediction server that calculates for graphs of daily, weekly or monthly criteria.
http://www.texasgulfcoastfishing.com/tides_surf.html