In the beaches surrounding Lagos, you can find many sposts to practice windsurfing. Sports that require certain wind conditions such as kitesurfing, sailing etc are heavily practiced here.

In locations such as Sagres, Lagos, Portimao or Alvor beach you will find many spots to practice any type of aquatic wind sport.
The wind normally is off-shore or side shore, but nonetheless you´ll also find on shore winds, ideal for these types of sports.