While the United States experiences tens of thousands of thunderstorms each year, they come in different types. Here's what to know about four of them, from a supercell to the multi-cell.

The squall line weakens as it moves into the Catskills after 8pm. Pockets of heavy rain could continue to around midnight east of Binghamton. Total rain could range from around a half inch to over ...

The radar-indicated storm ... which has experienced hours of blustery winds but is still in line for squall line impacts. The city's outage map recorded about 1,543 customers without power ...

These dangerous lines of severe thunderstorms are common in spring and other times of the year and come with multiple threats ...