Wildfire near Posse (Sep 30), Brazil (2026)

Wildfire near Posse (Sep 30) — Sentinel-2 true color

Wildfire near Posse (Sep 30) — Sentinel-2 SWIR (fuego)

True view Fire view

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True view (left): as the eye sees it.
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

The story so far

About 15 km east of Posse.

Summary written on Oct 1, while the fire was still active. It has since ended — the figures above are current.

An intense heat signature is being picked up by satellites over an active wildfire burning near Posse, Brazil, which has scorched 400 hectares (988 acres) since it started on September 30, 2026. The thermal activity is underscored by 16 satellite heat detections recorded in the area over the last 48 hours, illustrating the current spread of the fire front.

This incident unfolds during the region's typical fire season, which spans from August to October. Despite the ongoing activity in Posse, the broader national landscape shows a different trend: 7,845,359 hectares have burned across the country so far in 2026, marking a figure that is 75% below the two-decade average.

In context

This wildfire burned in Brazil for 1 day. In total it burned about 400 ha (988 acres) — around 4.0 km². That size is an estimate from satellite hotspots, not a measured area.

Close to the tropics, fires tend to follow the dry season and are often linked to land-clearing rather than a single summer peak.