Towering thunderstorm

4 or 6 or 8 things to think about for summertime flying

A thunderstorm is, by nature, unstable. That relates both to the atmosphere that creates and supports it and to the capricious nature of the storm. They are constantly changing, literally from moment to moment, and where one flight might pass through with a bit of turbulence, one a minute later might encounter a severe wind shear.