premise: A thunderstorm produces thunder.
hypothesis: A dry thunderstorm is a thunderstorm that produces thunder and lightning , but most or all of its precipitation evaporates before reaching the ground , and dry lightning is the term which is used to refer to lightning strikes occurring in this situation . Severe thunderstorm warning . Also , just as in the United States , lightning does n't warrant a severe thunderstorm warning . A thunderstorm , also known as an electrical storm , lightning storm , or thundershower , is a storm characterized by the presence of lightning and its acoustic effect on the Earth 's atmosphere , known as thunder . There are four types of thunderstorms : single-cell , multi-cell cluster , multi-cell lines , and supercells .