weather

Outflow Boundaries (Florida and beyond)

Many of you may know about rising air currents in thunderstorms. These currents, often referred to as convection, signify rising, less dense warm air. There was no dearth of such rising air currents (updrafts) yesterday as the remnants of Tropical Storm Emily passed by east of Florida (Fig. 1).

But, what goes up must come down and the other side of convection is its sinking component, known as downdrafts. Downdrafts typically contain denser, rain-cooled air…To read the entire feature, click here.

Originally published 8/7/11