Started on Jul 13, 2026.
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Fire view (right): infrared (SWIR), sees through smoke and brings out the heat.
🟢 green = vegetation
🟤 brown = already burned
🟠 orange = fire right now
Drag to compare: normal photo on the left, heat brought out on the right.
Green: vegetationBrown: already burnedOrange: fire right nowSentinel-2 · Copernicus
Red dots: heat detected by satellite in the last 48h. NASA FIRMS
Burning through the Unorganized Thunder Bay District of Ontario, a contained wildfire has scorched 4,797 hectares (11,853 acres) over a span of 35 days since it started on July 13, 2026. The fire has maintained an average daily growth of approximately 137 hectares per day.
This incident unfolds during the region's typical fire season, which runs from May to September. Across the country, 2,342,237 hectares have burned so far in 2026, marking a total that is 45% below the two-decade average.
In context
This wildfire burned in Ontario for 64 days. In total it burned about 4,797 ha (11,853 acres) — around 48 km².
In the Northern Hemisphere, wildfire activity usually peaks during the warm, dry months — roughly May through October.
The bigger picture in Canada
Across Canada, roughly 2,609,008 hectares have burned so far in 2026 — 38% below the two-decade average. Data from Copernicus GWIS.
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More fires in Ontario
- Wildfire near Armstrong StationEnded
- Wildfire near CollinsContained
- Wildfire near Kingfisher LakeActive
- Wildfire near North Spirit Lake (Jul 12)Active
- Wildfire near Kasabonika (Jun 27 · NW)Contained
- Wildfire near Kenora (Jun 27)Active