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Wildfire near Thunder Bay (Jul 13 · SE)

Active · 30,159 ha (74,523 acres) · started 2026-07-13 · updated 2026-08-24

This fire in numbersDay 63
30,159Hectares74,523Acres63Days burning

Started on Jul 13, 2026.

Canada todayLive
182Active172Hotspots 48h3.3 MHectares
Last 7 days · steadyHow many named wildfires were burning on each of the last 7 days. It rises when there are more than on the earlier days.
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Wildfire near Thunder Bay (Jul 13 · SE) — Sentinel-2 true color Wildfire near Thunder Bay (Jul 13 · SE) — Sentinel-2 SWIR (fuego) True color Fire (SWIR)
True color (left): as the eye sees it.
Infrared / SWIR (right): sees through smoke.

🟢 green = vegetation
🟤 red/brown = burned
🟠 orange = active fire

Imagery: Sentinel-2 (Copernicus). Drag to compare smoke vs. infrared.

Heat detections: NASA FIRMS (last 48h).

Active fires nearby1 · 100 km
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Burning for 42 days since its start on July 13, 2026, an active wildfire near Unorganized Thunder Bay District, Ontario, has steadily expanded across the landscape, maintaining an approximate average daily growth of 718 hectares per day. The persistent blaze has now scorched a total area of 30,159 hectares, which translates to roughly 74,523 acres.

This prolonged incident unfolds within a region where the typical fire season spans from May to September. At the national level, the broader context reveals that 2,467,646 hectares have burned across the country so far in 2026, tracking 42% below the two-decade average.

In context

This wildfire has been burning in Ontario for 62 days. So far it has affected roughly 30,159 ha (74,523 acres) — about 302 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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