Moose Fire
Active
Granite County, Montana · Discovered July 26, 2026
Source: NIFC/IRWIN (interagency) · Last upstream update 12 days ago · Perimeter mapped 12 days ago (NIFC WFIGS)
Moose Fire
The Moose Fire fire has burned 6,005 acres in Granite County, Montana. Crews have reached 15% containment. It has shown no measurable growth in the last 24 hours. Wind at the fire is blowing 7 mph toward the NE, with gusts to 19 mph. Air quality near the fire is good (AQI 1). 28 personnel are assigned to the incident.
Latest official update
August 23, 2026The Nature Grove Fire was detected Aug. 23, 2026, at 4:44 p.m.The Nature Grove Fire, caused by lightning, was detected by a local helicopter after a smoke report was received in the Skalkaho drainage south of Black Bear campground. This fire was growing fast. Aircrews conducted water drops and retardant drops since this fire was detected. Several engines were on scene with various overhead assigned. The fire is located approximately one half mile from Black Bear Campground, south of Highway 38. There was significant smoke in the Skalkaho drainage area. This was a rapidly emerging incident.…
Read the full update on InciWebPosted by the incident management team on InciWeb (inciweb.wildfire.gov).
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Incident timeline
Generated automatically from official feeds the moment they change: size, containment, evacuation zones, aircraft, and incident team updates.
New perimeter mapped at 6,003 acres (national perimeter feed)
24 days ago · September 1, 2026Containment rose to 12%
27 days ago · August 30, 2026Official update: MTBRF Nature Grove Fire
34 days ago · August 23, 2026Containment rose to 6%
38 days ago · August 18, 2026Grew 214 acres in 4 days to 5,892 acres
39 days ago · August 17, 2026Grew 154 acres in 23 hours to 5,678 acres
43 days ago · August 13, 2026Grew 387 acres in 24 hours to 5,524 acres
44 days ago · August 12, 2026Grew 593 acres in 10 hours to 5,137 acres
45 days ago · August 12, 2026Fire first reported in official feeds at 4,545 acres
46 days ago · August 11, 2026Official update: MTBRF Black Bear Fire
54 days ago · August 3, 2026Official update: MTBDF Moose Fire
61 days ago · July 27, 2026
Raw growth & containment readings
| Recorded | Size | Contained |
|---|---|---|
| 9/7/2026, 1:30:54 AM | 6,005 acres | 15% |
| 9/2/2026, 11:13:14 PM | 6,003 acres | 15% |
| 9/1/2026, 11:15:26 PM | 6,003 acres | 14% |
| 8/31/2026, 11:11:02 PM | 5,983 acres | 12% |
| 8/30/2026, 3:08:07 AM | 5,970 acres | 12% |
| 8/23/2026, 10:45:12 PM | 5,965 acres | 10% |
| 8/19/2026, 11:14:18 PM | 5,965 acres | 6% |
| 8/18/2026, 9:57:50 PM | 5,892 acres | 6% |
| 8/17/2026, 10:37:40 PM | 5,892 acres | 0% |
| 8/13/2026, 10:32:11 PM | 5,678 acres | 0% |
| 8/12/2026, 11:57:03 PM | 5,524 acres | 0% |
| 8/12/2026, 12:05:36 AM | 5,137 acres | 0% |
| 8/11/2026, 2:04:22 PM | 4,545 acres | 0% |
Recorded by Fire Nearby each time upstream data changes.
About this data
Fire Nearby aggregates official incident data and shows exactly when each value was last updated. For evacuation decisions, always follow instructions from local emergency officials and check county emergency management channels.