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Kabalo fire, 21 July 2025 Kabalo

Out · last detection 5 Aug 2025, 11:48 UTC

The fire started on 21 July 2025 in Kabalo, Democratic Republic of the Congo, and satellites saw it burning for 16 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 6,938 hectares from heat detections, spread across a single municipality.

It is the 101th largest in Tanganyika since 2016 (of 232 with a page). Number 69 in Democratic Republic of the Congo in 2025, of 118.

Compare with…
Burnt area
6,938ha
GWIS perimeter (Copernicus)
Duration
16days
21 Jul 2025 – 5 Aug 2025
Municipalities hit
1
territories
Started on
21 Jul
2025
Heat detections
274
in a single hotspot: 232 MW
Danger at start
39
Very high · FWI index
Average daily power
413MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 21 Jul5 Aug
5 Aug 2025

How it evolved, day by day

21 Jul 2025 · 156 MW · 6 23 Jul 2025 · 1 MW · 1 24 Jul 2025 · 7 MW · 2 28 Jul 2025 · 82 MW · 11 29 Jul 2025 · 230 MW · 43 30 Jul 2025 · 588 MW · 60 31 Jul 2025 · 375 MW · 42 1 Aug 2025 · 3,373 MW · 88 2 Aug 2025 · 9 MW · 4 3 Aug 2025 · 21 MW · 3 4 Aug 2025 · 83 MW · 9 5 Aug 2025 · 35 MW · 5
21 Jul 24 Jul 29 Jul 31 Jul 1 Aug 2 Aug 4 Aug

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

The weather it burned in

35°high
47km/h · peak gust
15%lowest humidity

It had gone more than two months without rain (1 mm or more) when it started. Rain came after the fire: 1.2 mm on 10 Aug.

This area had burned before

100% of the perimeter overlaps earlier fires recorded since 2016: 2,939 ha in 2016, 2,580 ha in 2017, 4,369 ha in 2018, 4,533 ha in 2019, 3,361 ha in 2020, 2,462 ha in 2021, 2,564 ha in 2022, 2,228 ha in 2023, 2,772 ha in 2024. Part of it burned more than once, so the yearly figures add up to more than the 6,948 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 4.4% of the area of London (69 km² against 1,583 km²).

London boundary: geoBoundaries · Office for National Statistics (Open Government Licence v3.0).

This compares size, not location: both shapes are at the same scale, north up, centred on each other.

What happened to each town

  1. Kabalo where it started
    6,980 ha reached on 21 Jul
    0.5 %

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

People and buildings inside the perimeter

GHSL 2025
Built-up area< 0.1 ha
Residents< 20

Inside the perimeter there was no noticeable built-up land and almost nobody lived there (GHSL 2025, satellite-based estimate).

This is an estimate on 100 m cells, made from satellite imagery and census data: it does not mean that homes burned or that anyone was harmed. The perimeter also contains land that never burned. The GHSL 2025 epoch is a projection made from 2020 and earlier data.

Source: Global Human Settlement Layer (GHS-BUILT-S and GHS-POP R2023A), European Commission Joint Research Centre (JRC), © European Union, CC BY 4.0. Sum inside the perimeter computed by WorldFires. human-settlement.emergency.copernicus.eu

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)
21 Jul 33.6 °C 24 % 36 km/h 0.0 mm Very high 39
22 Jul 31.5 °C 29 % 23 km/h 0.0 mm High 33
23 Jul 31.5 °C 33 % 30 km/h 0.0 mm High 35
24 Jul 34.2 °C 29 % 35 km/h 0.0 mm High 35
25 Jul 34.1 °C 30 % 32 km/h 0.0 mm High 34
26 Jul 34.2 °C 30 % 32 km/h 0.3 mm High 34
27 Jul 34.9 °C 27 % 34 km/h 0.0 mm Very high 39
28 Jul 33.8 °C 23 % 46 km/h 0.0 mm Very high 44
29 Jul 32.7 °C 19 % 47 km/h 0.0 mm Very high 46
30 Jul 33.0 °C 22 % 46 km/h 0.0 mm Very high 46
31 Jul 34.0 °C 20 % 42 km/h 0.0 mm Very high 44
1 Aug 34.1 °C 20 % 38 km/h 0.0 mm Very high 42
2 Aug 35.4 °C 18 % 41 km/h 0.0 mm Very high 46
3 Aug 34.2 °C 16 % 44 km/h 0.0 mm Very high 50
4 Aug 34.3 °C 15 % 41 km/h 0.0 mm Very high 48
5 Aug 34.5 °C 18 % 37 km/h 0.0 mm Very high 46
6 Aug after 35.0 °C 22 % 20 km/h 0.0 mm Very high 43
7 Aug after 34.1 °C 26 % 27 km/h 0.0 mm Very high 41
8 Aug after 33.6 °C 31 % 20 km/h 0.1 mm High 37
9 Aug after 35.5 °C 21 % 22 km/h 0.0 mm Very high 38
10 Aug after 32.9 °C 35 % 26 km/h 1.2 mm High 24

Before and after, from space

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

Before · 14 Jul 2025
After · 12 Aug 2025

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 31 July 2025 the air beside the fire reached 74 µg/m³ of PM2.5. That day averaged 47: 3.1 times the WHO daily guideline (15).

PM2.5 peak74 µg/m³
Days over the guideline11 days
PM1075 µg/m³
Optical depth1.42
26272829303112345
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 · 274Every 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 Democratic Republic of the Congo ›

Frequently asked questions

How long did the Kabalo fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 21 July 2025 to 5 August 2025 (16 days). The perimeter dates it from 28 July 2025 to 2 August 2025.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 6,938 hectares (69.4 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Kabalo (6,980 ha, 0.5 %).
What was the weather like?
During the fire the temperature reached 35.4 °C, humidity dropped to 15 % and gusts hit 47 km/h. The fire danger index (FWI) reached 50, class Extreme.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Democratic Republic of the Congo (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

History of this page · 2 Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.
  1. Last day with fire: 2 August 2025 → 5 August 2025.
  2. Start date: 28 July 2025 → 21 July 2025.

RSS Changes to this page

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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How we know this
  • Perimeter: GWIS (Copernicus), rebuilt from heat detections rather than mapped on imagery.
  • Dates adjusted with the VIIRS detections inside the perimeter, which said 28 July 2025 to 2 August 2025. 274 Suomi-NPP VIIRS detections on those dates.
  • We have not matched this page with any official record.
  • Weather: Copernicus ERA5 reanalysis at the fire location, in cells of about 25 km.
  • Built-up area and population come from the JRC Global Human Settlement Layer (epoch 2025, 100 m cells), summed inside the perimeter: an estimate of what was there, not a damage count.

How we build fire pages: methodology ›

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 ADM2 (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.