Japanese residents may be worried about the prospect of a tropical storm forming off the coast next week, but the surfers taking part in the Olympic Games are welcoming the possibility of some big waves with open arms.

The Tokyo Olympics are being held during typhoon season and the weather is a major talking point, with heat and humidity expected to be a major factor in many sports.

But it's the wind and waves that are of most importance for surfing, which makes its Olympics debut next week.