What is the cause of severe weather?

Quick Answer. Severe weather is caused by a process called convection, which occurs when warm air is forced to rise to accommodate incoming cold air. read more

Severe weather is essentially a manifestation of temperature, pressure, and energy in the atmosphere. I will assume that you are referring to “severe” thunderstorms here. Thunderstorms form from convective instability in the atmosphere - that is certain atmospheric conditions where air will rise on its own due to buoyancy (because it is warmer than the environment that surrounds it). read more

Posted on April 26, 2011 by stevengoddard I have discussed numerous times that severe weather is caused by differences in energy, normally across frontal boundaries. read more