Portugal picks up north, west and south swells, making surf conditions very consistent. During winter the swell size is around the 6ft -15ft. In the summer months you can expect waves of 3-5ft.Pedra Blanca, Supertubos and coxos is the most known waves.
Kitesurfing (Dominican Republic). 'Year-round strong off shore breezes make Cabarete, on the north coast of the DR, one of the undisputed capitals for the burgeoning sport of kitesurfing.' http://www.lonelyplanet.com/dominican-republic/north-coast/cabarete