<a href="http://www.theonlinefisherman.com/saltwatertidescom">SaltwaterTides</a>
Old interface but very accurate and popular site.
When to Fish
If you're lucky enough to be able to perfectly time your fishing trips, you can dramatically improve your catch. A wide range of factors come in to play when picking the best time to wet your lines.
This section provides anglers a one-stop gateway to the best tide, current, moon phase, solunar and weather condition resources on the internet.
Check Local Tides 
Use the map to the right to find a tide station. As you zoom in, markers with multiple locations will expand to show you more markers. Hover your cursor over the marker to get the name of the station.
Multiple Locations 
Single Locations- Move the magnifying glass on the graph.
- Change the date with the + and - buttons.
- Choose a new location with the Map button.
- Automatically remembers your location.
