Current Conditions - Craters of the Moon



  • Alert 1 , Severity ,caution ,, Navigation Please do not rely upon GPS digital navigation systems to find your way to Craters of the Moon. Please note that the 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.

Loop Road is Open

The entire Loop Road is open to automobile travel. Indian Tunnel, Dewdrop, Beauty and Buffalo Caves are now open by permit only. These caves still contain some snow and ice so please exercise caution. Boy Scout Cave remains closed due to hazardous icy conditions. If you intend to visit the open caves please do not bring any gear (shoes, clothes etc...) that has been in other caves outside of Craters of the Moon. Obtain a free permit at the visitor center prior to visiting any cave.

Both the Group and Lava Flow Campgrounds are open and water is available. Our water supply is inadequate for filling water tanks. You are welcome to fill jugs but please fill RV tanks elsewhere.

The Visitor Center is open daily from 8 a.m. until 4:30 p.m. The physical address for the visitor center is 1266 Craters Loop Road, about half way between Arco and Carey on US Highway 20/26/93.



Click for a real-time view of U.S. Highway 20/26/93 with Big Cinder Butte in the distance. The NPS Monument entrance is located about 10 miles east of this web-camera.

Last updated: May 30, 2017

Contact the Park

Mailing Address:

Craters of the Moon National Monument and Preserve
P.O. Box 29

Arco, ID 83213


(208) 527-1300

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