Powerful vortex of wind (7)
I believe the answer is:
tornado
(Other definitions for tornado that I've seen before include "Destructive windstorm" , "Tempest'" , "Violent wind storm" , "Violent wind vortex" , "squall" .)
I believe the answer is:
tornado
(Other definitions for tornado that I've seen before include "Destructive windstorm" , "Tempest'" , "Violent wind storm" , "Violent wind vortex" , "squall" .)