Last updated: August 20, 2016
The Thumb fire, 1.1 acre, and the Grayling 2 fire, 0.5 acre,both have 100 percent containment.
A new lightning caused fire, the Sand fire, was reported yesterday near the west shore of Yellowstone Lake. This0.1 acre fire is 100 contained and firefighters will work on completing mop-up today.
The Maple fire, currently 14,763 acres grew an additional768 acres yesterday. The northern flanks experienced backing fire due to north winds. The southern flanks experienced the majority of new growth. The West Entrance road remains open. Should smoke or fire activity increase;pilot cars may be implemented to safely escort vehicles through the area. Contingency plans are being developed, should the fire move westward towards West Yellowstone. Today winds will shift from light 5-10mph from the east, to W-NW late morning and afternoon.
Firefighters will continue implementing Firewise defensible space actions in the Madison area. This includes clearing brush and debris around structures, installing pumps and hose lays as a precaution.
The Boundary fire, 192 acres, is located approximately 4miles north of West Yellowstone and is 1⁄4 mile inside the park boundary, and is 50 percent contained. ire crews will continue to extinguish hot spots in the fire's interior and secure islands of unburned fuel that have the potential to flare up and throw embers over the fire line. In addition,they will remove hazard trees as appropriate. Crews are monitoring the Maple fire and gauging any affect it may have on the Boundary fire activity.
Currently all roads leading into and through the park are open. All park visitor facilities, including parkconcession-operated services, and businesses in surrounding communities are not impacted by the fires and remain open.
Stage 1 Fire Restrictions are in place within Yellowstone National Park. Information about these restrictions can be found on our Current Fire Activity page.