Thunderstorms can stop truckers in their tracks, producing damaging hail, powerful winds, blinding rainfall and tornadoes. About 100,000 thunderstorms hit the U.S. each year, and around 10% of them are severe. Here’s how they form.
Birth of a thunderstorm
Simply put, a thunderstorm is a rain shower accompanied by thunder. Since thunder comes from lightning, all thunderstorms have lightning. Three things are necessary for a thunderstorm to develop: moisture, rising unstable air (air that keeps...