Idaho park closures & advisories

National Park Service

The park bookstore is currently transitioning to a new partner. The park is working to identify and establish a new bookstore provider, and additional information will be shared as it becomes available. Due to this transition, a bookstore with items for purchase will not be in service until a new partner is established…

Updated Sep 30, 2026

National Park Service

Most roads are closed to prepare for commercially-guided snowcoach and snowmobile travel during the winter season, which will begin December 15 (weather depending). The road between the North and Northeast entrances is the only road open year-round to regular vehicles.

Updated Oct 29, 2026Official notice ↗

National Park Service

The parking lot, boardwalk, and Firehole River at Biscuit Basin, located north of Old Faithful, is closed to all travel until further notice due to the possibility of another event at the site of a hydrothermal explosion that occurred July 23, 2024.

Updated Jul 1, 2026Official notice ↗

National Park Service

Please do not rely upon GPS digital navigation systems to find your way to Craters of the Moon. Please note that the Robert Limbert Visitor Center at 1266 Craters Loop Road is located just off U.S. Highway 20/26/93 and is not accessed via any unpaved roads.

Updated May 21, 2026Official notice ↗

National Park Service

Expect a single lane of traffic with up to 15-minute delays, 24 hours a day, seven days a week, from April 1 through November 24, 2026. Oversized/overweight vehicles (8'6"+ wide, 75'+ long, 80,000 lbs+ gross vehicle weight) will not be able to cross the bridge during this time.

Updated Oct 29, 2026Official notice ↗