Horse Fire (WYBTF)

Inciweb page: WYBTF Horse Fire
Size: 2802 Acres
Status: Field Active
Percent Contained: 100%
Horse Fire (2025-06-13)
2,802 acre wildfire (100% contained)
Afton, Wyoming, United States


Fire Growth History:

Date Fire Size (Acres) Fire Size (Square Miles) Fire Size (Square Kilometers)
2025-06-13 3 acres 0.0 sq mi 0.0 sq km
2025-06-14 400 acres 0.6 sq mi 1.6 sq km
2025-06-15 968 acres 1.5 sq mi 3.9 sq km
2025-06-17 899 acres 1.4 sq mi 3.6 sq km
2025-06-18 1356 acres 2.1 sq mi 5.4 sq km
2025-06-19 1465 acres 2.3 sq mi 5.9 sq km
2025-06-20 1857 acres 2.9 sq mi 7.4 sq km
2025-06-21 1994 acres 3.1 sq mi 8.0 sq km
2025-06-24 2251 acres 3.5 sq mi 9.0 sq km
2025-06-26 2321 acres 3.6 sq mi 9.3 sq km
2025-06-28 2455 acres 3.8 sq mi 9.8 sq km
2025-06-30 2677 acres 4.2 sq mi 10.7 sq km
2025-07-02 2795 acres 4.4 sq mi 11.2 sq km
2025-07-04 2793 acres 4.4 sq mi 11.2 sq km
2025-07-17 2797 acres 4.4 sq mi 11.2 sq km
2025-07-30 2802 acres 4.4 sq mi 11.2 sq km

Fire Alert Timeline

Jul 18, 2025 Other
Horse Fire reaches 90% containment at 2,802 acres. Fire contained within its overall footprint but green islands of unburned vegetation remain within perimeter. Continued monitoring for potential reignition under certain weather conditions.
Jul 10, 2025 Road closure
Road and trail closure order updated and extended for Horse Fire area. Emergency closures remain in effect for public safety around fire perimeter on Big Piney Ranger District.
Jul 07, 2025 Other
Horse Fire reaches 70% containment at approximately 2,800 acres. Fire remains stable with continued suppression efforts by U.S. Forest Service.
Jul 01, 2025 Other
Horse Fire grows to 2,795 acres with 59% containment. Progress being made but full containment expected to take time due to challenging terrain and unburned islands within perimeter.
Jun 24, 2025 Other
Horse Fire reaches 2,251 acres with 20% containment. Growth stabilized with 229 firefighters working to secure Horse Creek drainage to Pass Creek. Fire showing continued understory burning and torching.
Jun 23, 2025 Other
Horse Fire grows to approximately 2,300 acres with 13% containment. Over 230 firefighters working suppression efforts despite erratic winds. Fire danger elevated to moderate for Bridger-Teton area.
Jun 20, 2025 Other
Horse Fire grows to 1,857 acres with 11% containment. 223 firefighters working containment from north and south. Fire burning in heavy timber approximately 10 miles west of Merna, WY.
Jun 19, 2025 Other
Horse Fire reaches 1,465 acres with increased firefighting resources. Fire danger elevated to moderate across Bridger-Teton National Forest, Grand Teton National Park and National Elk Refuge.
Jun 16, 2025 Road closure
Emergency area, road and trail closure order implemented for Horse Fire on Big Piney Ranger District. Prohibitions on public access to National Forest System lands and trails near fire perimeter for public safety. Order effective through July 31, 2025.
Jun 13, 2025 Other
Lightning-caused Horse Fire reported on Big Piney Ranger District, Bridger-Teton National Forest, burning in heavy timber and slash. Initial size approximately 40-50 acres. Type Three Incident Management Organization ordered.

Fire Alert Timeline

Jul 18, 2025 Other
Horse Fire reaches 90% containment at 2,802 acres. Fire contained within its overall footprint but green islands of unburned vegetation remain within perimeter. Continued monitoring for potential reignition under certain weather conditions.
Jul 10, 2025 Road closure
Updated road and trail closure order extended for Horse Fire area. Emergency closures remain in effect for public safety around fire perimeter on Big Piney Ranger District.
Jun 24, 2025 Other
Horse Fire reaches 2,251 acres with 20% containment. Growth stabilized with 229 firefighters working to secure Horse Creek drainage to Pass Creek. Fire showing continued understory burning and torching.
Jun 20, 2025 Other
Horse Fire grows to 1,857 acres with 11% containment. 223 firefighters working containment from north and south. Fire burning in heavy timber approximately 10 miles west of Merna, WY.
Jun 16, 2025 Road closure
Road and trail closures implemented for Horse Fire area on Big Piney Ranger District. Prohibitions on public access to National Forest System lands and trails near fire perimeter for public safety.
Jun 13, 2025 Other
Lightning-caused Horse Fire reported on Big Piney Ranger District, Bridger-Teton National Forest, burning in heavy timber and slash. Initial size approximately 40-50 acres. Type Three Incident Management Organization ordered.

Fire Alert Timeline

Jul 18, 2025 Other
Horse Fire reaches 90% containment at 2,802 acres. Fire contained within its overall footprint but green islands of unburned vegetation remain within perimeter. Continued monitoring for potential reignition under certain weather conditions.
Jun 24, 2025 Other
Horse Fire reaches 2,251 acres with 20% containment. Growth stabilized with 229 firefighters working to secure Horse Creek drainage to Pass Creek. Fire showing continued understory burning and torching.
Jun 20, 2025 Other
Horse Fire grows to 1,857 acres with 11% containment. 223 firefighters working containment from north and south. Fire burning in heavy timber approximately 10 miles west of Merna, WY.
Jun 16, 2025 Road closure
Road and trail closures implemented for Horse Fire area on Big Piney Ranger District. Prohibitions on public access to National Forest System lands and trails near fire perimeter for public safety.
Jun 13, 2025 Other
Lightning-caused Horse Fire reported on Big Piney Ranger District, Bridger-Teton National Forest, burning in heavy timber and slash. Initial size approximately 40-50 acres. Type Three Incident Management Organization ordered.

Containment History:

Date Percent Contained
2025-06-13 0% contained
2025-06-14 0% contained
2025-06-18 6% contained
2025-06-21 11% contained
2025-06-23 13% contained
2025-06-24 20% contained
2025-06-26 44% contained
2025-06-28 54% contained
2025-07-02 59% contained
2025-07-04 67% contained
2025-07-17 70% contained
2025-07-24 90% contained
2025-07-30 100% contained