General view of Pipeline in Hawaii, December 20, 2013. Photo: Ryan Miller / Red Bull Content Pool Surfing in Hawaii is one of the most incredible and powerful experiences in the world because, unlike other countries, waves here don’t depend only on local wind, but on swells that travel thousands of kilometers across the Pacific Ocean. However, to understand the forecast, it’s necessary to learn how to read several key elements. When checking a surf forecast, one of the most i