How do the formation conditions, weather features, and lifetime of severe thunderstorms differ from ordinary (air mass) thunderstorms?
-Conditions- Ordinary thunderstorms converging uupwards, limted wind shear. Sever thunderstorms convection ,aloft of wind shear.
-Weather features- Ordinary. Same amount of updraft and downdraft. Sever. Stronger updraft, rides over downdraft.
-Lifetime- Ordinary. 30min or less. Sever. Hours.