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Sinta fire, April 2026 Sinta, Sogolon

Out · last detection 11 May 2026, 13:29 UTC

The fire started on 18 April 2026 in Sinta, Guinea, and satellites saw it burning for 24 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 5,346 hectares from heat detections, spread across 2 municipalities.

It is the 41th largest in Kindia since 2016 (of 242 with a page). Number 35 in Guinea in 2026, of 269.

Burnt area
5,346ha
GWIS perimeter (Copernicus)
Duration
24days
18 Apr 2026 – 11 May 2026
Municipalities hit
2
sub-prefectures
Started on
18 Apr
2026
Heat detections
155
in a single hotspot: 237 MW
Danger at start
45
Very high · FWI index
Energy released
4.8GW
sum of detected power

Where it burned

11 May 2026
HOTSPOTS BY DAY 18 Apr11 May

How it evolved, day by day

181921222526282930234781011

Fire radiative power detected each day, in megawatts, and number of hotspots. The magenta bar marks the peak day.

The weather it burned in

38°high
35km/h · peak gust
21%lowest humidity

It had gone 21 days without rain (1 mm or more) when it started.

This area had burned before

67% of the perimeter overlaps earlier fires recorded since 2016: 1,297 ha in 2016, 659 ha in 2017, 2,069 ha in 2018, 693 ha in 2020, 1,426 ha in 2022, 86 ha in 2023, 732 ha in 2024, 29 ha in 2025. Part of it burned more than once, so the yearly figures add up to more than the 3,578 ha that had burned before.

What happened to each town

  1. Sinta where it started
    3,253 ha reached on 18 Apr
    8.6 %
  2. 2,127 ha reached on 21 Apr
    3.6 %

Burnt area inside each municipality, from crossing the GWIS perimeter with administrative boundaries. The distance is from the town centre to the nearest fire: staying a kilometre away does not mean it reached the houses.

The weather day by day

ECMWF ERA5 reanalysis at the fire location, the standard reference for past weather, and the Canadian Fire Weather Index (the same system Copernicus uses), computed by WorldFires from that data. Days after the fire run until the first rain.

Open-Meteo.com (CC BY 4.0) · Copernicus Climate Change Service (ERA5)

Day High Min. humidity Peak gust Rain Danger (FWI)
18 Apr 37.4 °C 24 % 35 km/h 0.0 mm Very high 45
19 Apr 36.8 °C 22 % 30 km/h 0.0 mm Very high 44
20 Apr 36.6 °C 26 % 27 km/h 0.0 mm Very high 43
21 Apr 36.7 °C 27 % 24 km/h 0.0 mm Very high 42
22 Apr 37.2 °C 27 % 32 km/h 0.0 mm Very high 44
23 Apr 37.3 °C 22 % 31 km/h 0.0 mm Very high 44
24 Apr 37.7 °C 21 % 31 km/h 0.0 mm Very high 44
25 Apr 37.7 °C 28 % 30 km/h 0.0 mm Very high 44
26 Apr 34.7 °C 35 % 33 km/h 0.0 mm Very high 40
27 Apr 35.4 °C 29 % 24 km/h 0.0 mm High 37
28 Apr 36.0 °C 27 % 26 km/h 0.0 mm High 37
29 Apr 35.3 °C 26 % 22 km/h 0.0 mm High 37
30 Apr 37.4 °C 27 % 24 km/h 0.0 mm Very high 38
1 May 37.5 °C 26 % 30 km/h 0.0 mm High 38
2 May 36.6 °C 32 % 35 km/h 0.0 mm Very high 42
3 May 34.5 °C 44 % 29 km/h 0.1 mm High 31
4 May 36.6 °C 36 % 24 km/h 2.2 mm Moderate 19
5 May 33.4 °C 44 % 32 km/h 1.7 mm Moderate 12
6 May 34.4 °C 40 % 26 km/h 2.3 mm Low 11
7 May 36.4 °C 32 % 33 km/h 1.4 mm High 26
8 May 33.8 °C 32 % 27 km/h 0.0 mm High 30
9 May 32.1 °C 37 % 25 km/h 0.0 mm High 26
10 May 34.8 °C 36 % 22 km/h 0.0 mm High 29
11 May 36.2 °C 39 % 30 km/h 0.0 mm High 31
12 May after 33.1 °C 47 % 22 km/h 0.1 mm High 25
13 May after 35.5 °C 43 % 36 km/h 0.1 mm High 31
14 May after 35.2 °C 44 % 26 km/h 0.8 mm High 24
15 May after 35.0 °C 39 % 26 km/h 0.4 mm High 25
16 May after 34.4 °C 36 % 24 km/h 0.2 mm High 29
17 May after 34.5 °C 42 % 23 km/h 0.2 mm High 28
18 May after 36.1 °C 25 % 32 km/h 0.0 mm Very high 38
19 May after 35.6 °C 29 % 28 km/h 0.0 mm Very high 38
20 May after 36.2 °C 28 % 35 km/h 0.0 mm Very high 40
21 May after 34.8 °C 30 % 26 km/h 0.0 mm High 38

Before and after, from space

Drag the line to compare the same ground before the fire and after it.

Before · 11 Apr 2026
After · 18 May 2026

If the day is cloudy, change the date: each satellite passes once a day. In false colour the burnt ground looks brown or red.

The smoke

CAMS · Copernicus

On 13 May 2026 the air beside the fire reached 110 µg/m³ of PM2.5. That day averaged 66: 4.4 times the WHO daily guideline (15).

PM2.5 peak110 µg/m³
Days over the guideline28 days
PM10186 µg/m³
Optical depth1.18
1617181920212223242526272829301234567891011121314
Good Fair Moderate Poor Very poor Extremely poor

Particles from the Copernicus CAMS model at the centre of the perimeter; these are not measurements in each town. The pale bar is the worst hour, the solid one the daily average.

Open-Meteo.com (CC BY 4.0) · Copernicus Atmosphere Monitoring Service (CAMS)

Detections table · 155Every satellite heat detection, one by one, with time, satellite, power and coordinates.
⬇ Download CSV Times in UTC. Each detection is a 375 m pixel: a large fire yields hundreds per pass.
Date and timeSatelliteFRP (MW)LatLon

Other fires nearby

All fires in Guinea ›

Frequently asked questions

How long did the Sinta fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 18 April 2026 to 11 May 2026 (24 days). The perimeter dates it from 19 April 2026 to 4 May 2026.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 5,346 hectares (53.5 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Sinta (3,253 ha, 8.6 %); Sogolon (2,127 ha, 3.6 %).
What was the weather like?
During the fire the temperature reached 37.7 °C, humidity dropped to 21 % and gusts hit 35 km/h. The fire danger index (FWI) reached 45, class Very high.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Guinea (geoBoundaries). It is not an official report.

Where to verify it

A satellite detection is not an official report. Final figures and the fire’s status are published by each country’s emergency service.

Satellite cross-check

Does something look wrong on this page?

This page is built from satellite data and official records, and it sometimes gets things wrong: the wrong dates, the wrong town, two fires merged into one, or something that was not a wildfire at all. If you know this fire first-hand (you live nearby, saw it, fought it or reported on it), tell us what really happened and we will check it.

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Where this data comes from

The perimeter comes from the Copernicus Global Wildfire Information System (GWIS), which rebuilds it from MODIS and VIIRS heat detections and publishes it under CC BY 4.0. It is not measured on imagery as in Europe, so it is an estimate. Heat detections come from the VIIRS sensors aboard Suomi-NPP and NOAA-20, distributed by NASA FIRMS at 375 m resolution. Municipal boundaries come from geoBoundaries ADM3 (Creative Commons Attribution 3.0 Intergovernmental Organisations (CC BY 3.0 IGO)). The area per municipality is computed by WorldFires by crossing the perimeter with those boundaries, so it may differ from each country’s official figure.