Started on Jul 13, 2026.
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Fire view
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
Active fires nearby3 · 100 km
The wildfire burning near the Unorganized Thunder Bay District in Ontario has expanded rapidly since its ignition on July 13, consuming approximately 53,000 hectares over just two days. With an average daily growth rate of 26,500 hectares, the blaze is exhibiting aggressive behavior as it moves through the landscape.
Current satellite monitoring underscores the intensity of the incident, with NASA FIRMS recording 2,090 heat detections in the vicinity over the last 48 hours. This active fire remains a significant concern for the region as suppression efforts continue.
In context
This wildfire burned in Ontario for 33 days. In total it burned about 53,000 ha (130,966 acres) — around 530 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 2,607,369 hectares have burned so far in 2026 — 38% below the two-decade average. Data from Copernicus GWIS.
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