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Inactive

Butterfly

Ravalli, MT · Natural

This fire is no longer active. It burned 67 acres in Ravalli before dropping off the national incident feed.

0%Inactive

67

Acres Burned

101

Days Burning

Aug 1, 2026

Discovered

2mo ago

Last Update

Growth

No growth in the last day, containment at 100%
Aug 5 / 75 acresAug 18 / 67 acres

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Public Lands Nearby

11 public land units within 75 miles

Bitterroot National Forest

Go

National Forest / MT

20.4 mi

SW

Lee Metcalf National Wildlife Refuge

Go

Wildlife Refuge / MT

22.5 mi

N

Welcome Creek Wilderness

Go

Wilderness / MT

25.4 mi

N

Anaconda Pintler Wilderness

Go

Wilderness / MT

30 mi

SE

Selway-Bitterroot Wilderness

Go

Wilderness / ID

44.2 mi

W

Aerial Fire Depot Other

Go

National Forest / MT

47.1 mi

N

Deerlodge National Forest

Go

National Forest / MT

52 mi

E

Rattlesnake National Recreation Area

Go

Recreation Area / MT

52.1 mi

N

Rattlesnake Wilderness

Go

Wilderness / MT

54.3 mi

N

Clearwater National Forest

Check first

National Forest / ID

63.2 mi

W

Lolo National Forest

Go

National Forest / MT

67.4 mi

NW

Situation Updates

Posted by the incident management team on InciWeb, plus changes read from NIFC interagency perimeter data

Butterfly update: 67 acres, 100% contained

Perimeter data
Aug 17

Per interagency perimeter data, the Butterfly containment moved from 97% to 100%.

IRWIN

North Fork, Black Bear and Butterfly Fires Daily Update 08-17-2026

Incident team
Aug 17

Local Type 3 Incident Command Team; Incident Commander: Chris Kramer North Fork Fire: 10 miles northwest of Darby, MT. Start date—7/24/2026. Currently 118 acres and 60% contained. 95 personnel assigned. Butterfly Fire: 10 miles east of Hamilton, MT. Start date—8/1/2026. Currently 67 acres and 100% contained. 7 personnel assigned. Black Bear Fire: 15 miles E of Hamilton MT. Start date—8/1/2026. Cur...

InciWeb

North Fork, Black Bear and Butterfly Fires Daily Update— 08-15-2026

Incident team
Aug 15

Local Type 3 Incident Command Team; Incident Commander: Chris Kramer North Fork Fire: 10 miles northwest of Darby, MT. Start date—7/24/2026. Currently 118 acres and 60% contained. 94 personnel assigned. Butterfly Fire: 10 miles east of Hamilton, MT. Start date—8/1/2026. Currently 67 acres and 97% contained. 10 personnel assigned. Black Bear Fire: 15 miles E of Hamilton MT. Start date—8/1/2026. Cur...

InciWeb

North Fork, Black Bear and Butterfly Fires Daily Update 08-14-2026

Incident team
Aug 14

Local Type 3 Incident Command Team; Incident Commander: Chris Kramer North Fork Fire: 10 miles northwest of Darby, MT. Start date—7/24/2026. Currently 118 acres and 60% contained. 94 personnel assigned. Butterfly Fire: 10 miles east of Hamilton, MT. Start date—8/1/2026. Currently 67 acres and 97% contained. 10 personnel assigned. Black Bear Fire: 15 miles E of Hamilton MT. Start date—8/1/2026. Cur...

InciWeb

North Fork, Black Bear, and Butterfly Fires Daily Update 08-13-2026

Incident team
Aug 13

Local Type 3 Incident Command Team; Incident Commander : Chris Kramer Fire Information Phone: 406.420.1174 Email: 2026.northforklosthorse@firenet.gov North Fork Fire: 10 Miles 10 miles northwest of Darby, MT. Start date—7/24/2026. Currently 118 acres and 60% contained. 98 personnel assigned. Butterfly Fire: 10 miles east of Hamilton, MT. Start date—8/1/2026. Currently 67 acres and 97% contained. 1...

InciWeb

Butterfly update: 67 acres, 97% contained

Perimeter data
Aug 13

Per interagency perimeter data, the Butterfly containment moved from 60% to 97%.

IRWIN

North Fork, Black Bear, and Butterfly Fires Daily Update 08-12-2026

Announcement
Aug 12

Local Type 3 Incident Command Team; Incident Commander: Zach Lee North Fork Fire: 10 miles northwest of Darby, MT. Start date—7/24/2026. Currently 118 acres and 50% contained. 157 personnel assigned. Butterfly Fire: 10 miles east of Hamilton, MT. Start date—8/1/2026. Currently 67 acres and 60% contained. 19 personnel assigned. Black Bear Fire: 15 miles E of Hamilton MT. Start date—8/1/2026. Curren...

InciWeb

Butterfly update: 67 acres, 60% contained

Perimeter data
Aug 12

Per interagency perimeter data, the Butterfly containment moved from 59% to 60%.

IRWIN

North Fork, Black Bear and Butterfly Fires Daily Update 08-11-2026

Incident team
Aug 11

Local Type 3 Incident Command Team; Incident Commander: Zach Lee North Fork Fire: 10 miles northwest of Darby, MT. Start date—7/24/2026. Currently 118 acres and 30% contained. 166 personnel assigned. Butterfly Fire: 10 miles east of Hamilton, MT. Start date—8/1/2026. Currently 67 acres and 60% contained. 17 personnel assigned. Black Bear Fire: 15 miles E of Hamilton MT. Start date—8/1/2026. Curren...

InciWeb

Butterfly update: 67 acres, 59% contained

Perimeter data
Aug 10

Per interagency perimeter data, the Butterfly containment moved from 40% to 59%.

IRWIN

Butterfly and Black Bear Closure Update— 08-10-2026

Closure
Aug 10

There are two new closure updates for the Butterfly and Black Bear Fires, which are both burning east of Hamilton. These closures have been implemented to ensure the safety of fire resources engaged in fire suppression efforts. The Black Bear Fire closure includes: • Forest Service Road 711 • Forest Service Road 75 from Junction with Highway 38 to the Junction of Forest Service Road 720 The Butter...

InciWeb

North Fork, Black Bear and Butterfly Fires Daily Update 08-10-2026

Incident team
Aug 10

Local Type 3 Incident Command Team; Incident Commander: Zach Lee North Fork Fire: 10 miles northwest of Darby, MT. Started 7/24/2026. Currently 118 acres and 30% contained. 166 personnel assigned. Butterfly Fire: 10 miles east of Hamilton, MT. Started 8/1/2026. Currently 67 acres and 40% contained. 17 personnel assigned. Black Bear Fire: 15 miles E of Hamilton MT. Started 8/1/2026. Currently 1807 ...

InciWeb

Butterfly mapped at 67 acres, 40% contained

Perimeter data
Aug 10

Interagency perimeter data shows the Butterfly at 67 acres, 40% contained.

IRWIN

Butterfly Fire Daily Update 08-09-2026

Incident team
Aug 9

Local Type 3 Incident Management Team; Incident Commander: Zach Lee Location: 10 miles southeast of Hamilton, MT Start Date: 08/01/2026; 6:28 p.m. Size: 67 acres Containment: 30% Total Personnel: 39 KEY MESSAGES: Stage 2 Fire Restrictions are currently in effect in Ravalli County and the Bitterroot National Forest. Please refer to the Ravalli County Office of Emergency Management at http://ravalli...

InciWeb

Butterfly mapped at 67 acres, 30% contained

Perimeter data
Aug 9

Interagency perimeter data shows the Butterfly at 67 acres, 30% contained.

IRWIN

Timeline

Aug 1Now

101 days since discovery

Other Fires in Montana

2 other active fires

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Data Sources

Fire data from NIFC Wildland Fire Interagency Geospatial Services (WFIGS) via IRWIN. Satellite hotspots from NASA FIRMS VIIRS. Situation updates are either posted by the incident management team on InciWeb or read by us from WFIGS perimeter data, and each one says which. Air quality data from EPA AirNow. Public lands boundaries from USGS PAD-US 4.0.

IRWIN ID: e7be160b-4f92-4046-bda0-aa26684f4502

Important

More Than Just Parks aggregates third-party data from EPA AirNow, NOAA, NASA FIRMS, and NIFC/WFIGS. Readings can be delayed, estimated, incomplete, or wrong, and conditions on the ground change quickly. This tool is for general information only and is not a substitute for official air quality alerts, fire and evacuation orders, land manager closures, or emergency services. Verify with the managing agency and local authorities before making any travel, health, or safety decision. We make no warranty as to accuracy and accept no liability for decisions made using this information. This is not an emergency or evacuation tool. If you are near a fire, follow official evacuation orders and call 911. Terms of Service.