I love this sort of stuff, and know first hand it can make or break a paddling race in certain waters. Here in Vancouver BC we can have 5 m (15 foot) tides at times an this results in very strong currents.
As in surfing, seeking out the fastest line in currents often differs from the shortest line. Even on a Hawai’ian like 1 foot tide…
My favourite resource sites include
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- National data Buoy Centre http://www.ndbc.noaa.gov/index.shtml radial search tool that takes in info from all boats and buoys broadcasting in a certain radius you specify http://www.ndbc.noaa.gov/radial_search.php?
National Oceanic & Atmospheric Administration http://www.noaa.gov/ especially the following;Tide and current predictor http://tbone.biol.sc.edu/tide/index.html
Alan Carlsson
Engineered Athlete Services
