While the Earth Wind Map remains the most mesmerizing way of visualizing atmospheric and oceanographic forecasting, Oceanviewer is making a pretty good stab at layering on data for Canada's Atlantic region.
Use the viewer to switch between wave, wind, temperature, salinity, and chlorophyll measurements, or locate local webcams to take a peek. The data even includes tracking data from tagged animals, and avenues to report animal sightings.
It's nice seeing these viewers pop up, collecting data from accessible sources around the web and layering them together in an accessible format.
...although it is having a bit of trouble with the crazy storm at the moment, completely topping out the colour-scales: