Cottonwood Creek Fire
Active
Big Horn County, Montana · Discovered September 10, 2026
Source: NIFC/IRWIN (interagency) · Last upstream update 44 hours ago
Cottonwood Creek Fire
The Cottonwood Creek Fire fire has burned 456 acres in Big Horn County, Montana. Officials have not reported a containment figure yet. It has shown no measurable growth in the last 24 hours. Air quality near the fire is good (AQI 38).
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Growth & containment history
| Recorded | Size | Contained |
|---|---|---|
| 9/11/2026, 12:47:17 AM | 456 acres | - |
| 9/10/2026, 6:57:04 PM | 122 acres | - |
| 9/10/2026, 6:46:55 PM | 150 acres | - |
History recorded by Fire Nearby each time upstream size or containment 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.