Wildfire near Castanho
True color
Fire (SWIR)
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).
Satellites are picking up a moderate heat signature from an active wildfire burning near Castanho, Brazil, where 28 nearby heat detections over the last 48 hours mark the current spread of the front. The blaze, which covers 300 hectares (741 acres), has been burning since August 22, 2026, advancing through a landscape where the typical fire season runs from August to October.
This incident unfolds against a wider national backdrop where 3,464,550 hectares have burned so far in 2026, leaving the country's total burned area 89% below 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.
Close to the tropics, fires tend to follow the dry season and are often linked to land-clearing rather than a single summer peak.
The bigger picture in Brazil
Across Brazil, roughly 4,909,573 hectares have burned so far in 2026 — 84% below the two-decade average. Data from Copernicus GWIS.
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