Thunderstorms - METAR TS with a - for light and for heavy Out of all of the specific weather hazards thunderstorms are perhaps the greatest threat to pilots because they can be your one-stop-shop for danger. When talking about thunderstorms lightening and turbulence are not your only enemy. They can create anything from significant hail to tornadoes and microbursts all of which is often lethal. Not all thunderstorms exude these occasions three ailments need to be current- medium to high...