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Ditsobotla fire, September 2023 City of Matlosana, Tswaing, Ditsobotla

Out · last detection 4 Sept 2023, 12:26 UTC

The fire started on 3 September 2023 in Ditsobotla, South Africa, and satellites saw it burning for 2 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 6,143 hectares from heat detections, spread across 3 municipalities.

It is the 17th largest in North West since 2016 (of 171 with a page). Number 21 in South Africa in 2023, of 150.

Burnt area
6,143ha
GWIS perimeter (Copernicus)
Duration
2days
3 Sept 2023 – 4 Sept 2023
Municipalities hit
3
municipalities
Started on
3 Sept
2023
Heat detections
219
in a single hotspot: 345 MW
Danger at start
72
Very extreme · FWI index
Energy released
11.8GW
sum of detected power

Where it burned

4 Sept 2023
HOTSPOTS BY DAY 3 Sept4 Sept

How it evolved, day by day

34

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

The weather it burned in

30°high
67km/h · peak gust
10%lowest humidity

It had gone 43 days without rain (1 mm or more) when it started.

This area had burned before

No earlier perimeters overlap this fire since 2016, when the satellite record begins.

What happened to each town

  1. 4,620 ha reached on 3 Sept
    1.3 %
  2. 1,499 ha reached on 3 Sept
    0.2 %
  3. Ditsobotla where it started
    43 ha reached on 3 Sept
    0.0 %

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)
3 Sept 29.2 °C 12 % 67 km/h 0.0 mm Very extreme 72
4 Sept 30.4 °C 10 % 42 km/h 0.0 mm Extreme 55
5 Sept after 29.0 °C 14 % 55 km/h 0.0 mm Extreme 65
6 Sept after 24.2 °C 7 % 35 km/h 0.0 mm Extreme 52
7 Sept after 25.9 °C 6 % 22 km/h 0.0 mm Very high 46
8 Sept after 29.5 °C 4 % 33 km/h 0.0 mm Extreme 52
9 Sept after 31.8 °C 11 % 36 km/h 0.0 mm Extreme 57
10 Sept after 31.4 °C 12 % 54 km/h 0.0 mm Very extreme 72
11 Sept after 19.5 °C 23 % 52 km/h 0.0 mm Extreme 57
12 Sept after 19.0 °C 27 % 43 km/h 0.0 mm Very high 42
13 Sept after 21.0 °C 32 % 47 km/h 0.0 mm Very high 40
14 Sept after 24.6 °C 22 % 41 km/h 0.0 mm Very high 39

Before and after, from space

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

Before · 27 Aug 2023
After · 11 Sept 2023

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

Detections table · 219Every 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 South Africa ›

Frequently asked questions

How long did the Ditsobotla fire last?
GWIS (Copernicus) dates it between 3 September 2023 and 4 September 2023: 2 days between the first and last heat detection of the perimeter.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 6,143 hectares (61.4 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 3 municipalities: City of Matlosana (4,620 ha, 1.3 %); Tswaing (1,499 ha, 0.2 %); Ditsobotla (43 ha, 0.0 %).
What was the weather like?
During the fire the temperature reached 30.4 °C, humidity dropped to 10 % and gusts hit 67 km/h. The fire danger index (FWI) reached 72, class Very extreme.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of South Africa (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.

Emergency number: 10177 · 112

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.

Report an error
What do you think is wrong?

We will only use your email to reply about this report. Privacy. This is not an emergency service: if there is a fire now, call 10177 · 112.

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.