SPRING CLOSURES—roads close for plowing
February 28: East Entrance
March 1: Mammoth to Norris road
March 2: Madison-Norris-Canyon road
March 16: South Entrance
SPRING/SUMMER SEASON ROAD OPENINGS
April 18: West Entrance
May 2: East Entrance
May 9: South Entrance
Note that not all hotels, cabins, and campgrounds open when the roads do.
For information about this year’s facility openings, see
the National Park Service’s Plan Your Visit page for Yellowstone.