Click here for a real-time moving wind map.
I placed a point at West End, Bahamas, but you can cursor to wherever in the world you please and zoom in. Pretty cool.
Right now it appears to be rather breezy down south where Istaboa is docked.
These two shot shows the frontal system that's about to push through Memphis.
Looking at the radar image below the wind map, it seems to right on the money.
This is worth a bookmark for future cruises.
Slate article here. Global Wind Map
Cheers,
istaboa