Waves always travel in the same direction that the wind is blowing. The elements used by the API with “Wave” in their naming pertain to wind waves, so you can infer that wind direction = wave direction as well with no further calculation required.
Waves always travel in the same direction that the wind is blowing. The elements used by the API with “Wave” in their naming pertain to wind waves, so you can infer that wind direction = wave direction as well with no further calculation required.