Thumb Fire

Active

St. Louis County, Minnesota · Discovered July 7, 2026

17,634 acres
Size
48%
Contained
-
24h growth
57
Personnel
AQI 30Good air quality near this fire

Source: NIFC/IRWIN (interagency) · Last upstream update 18 hours ago · Perimeter mapped 18 hours ago (NIFC WFIGS)

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.