Wildfire near Alto Boa Vista (Sep 11), Brazil (2026)

Wildfire near Alto Boa Vista (Sep 11) — Sentinel-2 true color

Wildfire near Alto Boa Vista (Sep 11) — 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 25 km north of Alto Boa Vista.

Summary written on Sep 12, while the fire was still active. It has since ended — the figures above are current.

An active wildfire burning near Alto Boa Vista, Brazil, has consumed 300 hectares, equivalent to 741 acres, since it started on September 11, 2026. Orbiting satellites are currently picking up a moderate heat signature from the active fire front, while twelve heat detections have been registered in the surrounding area over the past 48 hours, illustrating the current spread of the incident.

This fire is unfolding during the region's typical fire season, which runs from August to October. Despite active incidents like this one, the broader national picture remains subdued, with 5,198,712 hectares burned across the country so far in 2026, marking an 83% decrease compared to the two-decade average.

In context

This wildfire burned in Brazil for 2 days. In total it burned about 300 ha (741 acres) — around 3.0 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.