A supercell thunderstorm dropped hail larger than softballs in southern Sioux County, Nebraska Tuesday evening, according to the National Weather Service in Cheyenne.
The Cheyenne Office of the National Weather Service says hail and strong winds are possible this afternoon [May 17] in southeast Wyoming and the Nebraska Panhandle.
Tuesday night became pretty crazy, scary, and at times, dangerous, around southeast Wyoming with a hail storm that came through in didn't let up for a few hours. Not only was there plenty of hail that would lead to flash flooding that made for unsafe driving conditions in spots, and also power outages throughout parts of Cheyenne.