Mesocyclonic Waterspout, Gloria platform, Black Sea

High resolution - VIS, EUMETSAT

WSR98D

RealitateaTV

Waterspout over the Black Sea, 18 August 2009, produced by a splitting supercell, initated in a horizontal roll clouds PBL environmnet.






A non-mesocyclonic waterspout still requires a convective cloud.

from: actualite.lachainemeteo.com