A preliminary 106 tornadoes leveled homes and buildings in six states on Friday, with Nebraska and Iowa the hardest hit, officials said.

Omaha, Nebraska, Mayor Jean Stothert said on Saturday that no deaths had been reported and there were a relatively few minor injuries after two destructive tornadoes struck the region. Injuries, damaged homes and downed trees were reported later Saturday evening in Oklahoma.

Despite heavy damage to some residents’ homes, including those belonging to three…