Waterspout at Penang Straits 槟城大桥水龙卷

Waterspout occurred again near Penang Bridge on 29 Oct 2017

Waterspout – Wikipedia

https://en.wikipedia.org/wiki/Waterspout

waterspout is an intense columnar vortex (usually appearing as a funnel-shaped cloud) that occurs over a body of water. Some are connected to a cumulus congestus cloud, some to a cumuliform cloud and some to a cumulonimbus cloud. In the common form, it is a non-supercell tornado over water.