HELENA, Mont.—Massive floodwaters ravaged Yellowstone National Park and nearby communities Monday, washing out roads and bridges, cutting off electricity, and forcing visitors to evacuate parts of the iconic park at the height of summer tourist season.
All entrances to Yellowstone were closed due to the deluge, caused by heavy rains and melting snowpack, while park officials ushered tourists out of the most affected areas.
There were no immediate reports of injuries, though dozens of stranded campers had to be rescued by raft in south-central Montana. Authorities also said they would be assessing a potential “loss of homes and structures” in Montana’s Stillwater County….