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Kafue fire, September 2022 Kafue

Out · last detection 27 Sept 2022, 11:00 UTC

The fire started on 23 September 2022 in Kafue, Zambia, and satellites saw it burning for 4 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 3,259 hectares from heat detections, spread across a single municipality.

It is the 64th largest in Lusaka since 2016 (of 79 with a page). Number 193 in Zambia in 2022, of 235.

The power measured by the satellite is low (21.0 MW in the strongest hotspot), more typical of grass or stubble burning, or a slow surface fire, than of a large crown fire.

Compare with…
Burnt area
3,259ha
GWIS perimeter (Copernicus)
Duration
4days
23 Sept 2022 – 26 Sept 2022
Municipalities hit
1
districts
Started on
23 Sept
2022
Heat detections
123
in a single hotspot: 21 MW
Danger at start
50
Extreme · FWI index
Average daily power
108MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 23 Sept26 Sept
27 Sept 2022

How it evolved, day by day

23 Sept 2022 · 279 MW · 45 24 Sept 2022 · 172 MW · 33 25 Sept 2022 · 51 MW · 16 26 Sept 2022 · 37 MW · 3 27 Sept 2022 · 2 MW · 1
23 Sept 24 Sept 25 Sept 26 Sept 27 Sept

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

The weather it burned in

34°high
51km/h · peak gust
19%lowest humidity

It had gone more than two months without rain (1 mm or more) when it started.

This area had burned before

83% of the perimeter overlaps earlier fires recorded since 2016: 2,065 ha in 2016, 1,760 ha in 2018, 1,262 ha in 2020, 6 ha in 2021. Part of it burned more than once, so the yearly figures add up to more than the 2,695 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 2.1% of the area of London (33 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. Kafue where it started
    3,278 ha reached on 23 Sept
    0.7 %

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 2020
Built-up area< 0.1 ha
Residents< 20

Inside the perimeter there was no noticeable built-up land and almost nobody lived there (GHSL 2020, 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.

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)
23 Sept 33.6 °C 21 % 47 km/h 0.0 mm Extreme 50
24 Sept 32.4 °C 19 % 51 km/h 0.0 mm Extreme 53
25 Sept 31.0 °C 27 % 50 km/h 0.0 mm Very high 49
26 Sept 33.2 °C 22 % 42 km/h 0.0 mm Very high 45
27 Sept after 34.6 °C 20 % 43 km/h 0.0 mm Very high 48
28 Sept after 31.9 °C 27 % 55 km/h 0.0 mm Extreme 52
29 Sept after 30.6 °C 25 % 51 km/h 0.0 mm Very high 50
30 Sept after 31.7 °C 23 % 45 km/h 0.0 mm Very high 47
1 Oct after 32.2 °C 24 % 48 km/h 0.0 mm Very high 48
2 Oct after 32.8 °C 18 % 51 km/h 0.0 mm Extreme 52
3 Oct after 33.5 °C 21 % 42 km/h 0.0 mm Very high 47
4 Oct after 35.2 °C 18 % 38 km/h 0.0 mm Very high 47
5 Oct after 35.1 °C 17 % 48 km/h 0.0 mm Extreme 52
6 Oct after 34.0 °C 16 % 53 km/h 0.0 mm Extreme 56

Before and after, from space

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

Before · 16 Sept 2022
After · 3 Oct 2022

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 · 123Every 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 Zambia ›

Frequently asked questions

How long did the Kafue fire last?
GWIS (Copernicus) dates it between 23 September 2022 and 26 September 2022: 4 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 3,259 hectares (32.6 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Kafue (3,278 ha, 0.7 %).
What was the weather like?
During the fire the temperature reached 33.6 °C, humidity dropped to 19 % and gusts hit 51 km/h. The fire danger index (FWI) reached 53, class Extreme.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Zambia (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 Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.

No changes since 24 October 2026.

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 from the perimeter: the VIIRS detections inside it did not change them. 123 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 2020, 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 4.0 (CC BY 4.0)). 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.