A group of storm chasers captured this video of a surreal, monstrous-looking thunderstorm cloud that spun over eastern Wyoming on Sunday. The time-lapse video taken by Basehunters shows the of a rare ...

Australia is in its peak severe weather system and there are warnings that supercell storms could hit the east coast this weekend. So what exactly is a supercell?

A dramatic storm cloud towered over Wichita, Kansas, on Wednesday, creating a surreal sight in the evening sky. Striking timelapse footage captured the supercell thunderstorm looming overhead as ...

UPDATE (6 p.m.): In a supercell near Rock Hall, the cloud tops were up to 56,000 feet. This is a dangerous storm. UPDATE (5:45 p.m.): The strongest storms are now crossing the Chesapeake Bay into Kent ...