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Milengi fire, 7 August 2019 Milengi, Mansa

Out · last detection 15 Aug 2019, 23:04 UTC

The fire started on 7 August 2019 in Milengi, Zambia, and satellites saw it burning for 8 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 8,089 hectares from heat detections, spread across 2 municipalities.

It is the 169th largest in Luapula since 2016 (of 533 with a page). Number 54 in Zambia in 2019, of 243.

Compare with…
Burnt area
8,089ha
GWIS perimeter (Copernicus)
Duration
8days
7 Aug 2019 – 14 Aug 2019
Municipalities hit
2
districts
Started on
7 Aug
2019
Heat detections
373
in a single hotspot: 250 MW
Danger at start
39
Very high · FWI index
Average daily power
594MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 7 Aug14 Aug
15 Aug 2019

How it evolved, day by day

7 Aug 2019 · 1 MW · 1 8 Aug 2019 · 1,469 MW · 38 9 Aug 2019 · 951 MW · 80 10 Aug 2019 · 1,354 MW · 78 11 Aug 2019 · 749 MW · 43 12 Aug 2019 · 197 MW · 26 13 Aug 2019 · 22 MW · 7 14 Aug 2019 · 303 MW · 54 15 Aug 2019 · 300 MW · 36
7 Aug 8 Aug 9 Aug 11 Aug 13 Aug 15 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

30°high
45km/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

90% of the perimeter overlaps earlier fires recorded since 2016: 5,344 ha in 2016, 2,405 ha in 2017, 4,382 ha in 2018. Part of it burned more than once, so the yearly figures add up to more than the 7,299 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 5.1% of the area of London (81 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. Milengi where it started
    5,323 ha reached on 7 Aug
    0.9 %
  2. 2,814 ha reached on 10 Aug
    0.4 %

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.

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)
7 Aug 30.4 °C 22 % 36 km/h 0.0 mm Very high 39
8 Aug 30.1 °C 24 % 28 km/h 0.0 mm High 36
9 Aug 30.0 °C 20 % 34 km/h 0.0 mm Very high 40
10 Aug 27.6 °C 27 % 45 km/h 0.0 mm Very high 44
11 Aug 27.3 °C 27 % 41 km/h 0.0 mm Very high 42
12 Aug 28.0 °C 23 % 35 km/h 0.0 mm Very high 39
13 Aug 29.5 °C 19 % 35 km/h 0.0 mm Very high 41
14 Aug 27.9 °C 24 % 42 km/h 0.0 mm Very high 44
15 Aug after 26.4 °C 25 % 51 km/h 0.0 mm Very high 49
16 Aug after 25.7 °C 28 % 49 km/h 0.0 mm Very high 45
17 Aug after 26.2 °C 31 % 38 km/h 0.0 mm High 38
18 Aug after 27.0 °C 27 % 43 km/h 0.0 mm Very high 40
19 Aug after 25.8 °C 25 % 40 km/h 0.0 mm Very high 39
20 Aug after 26.9 °C 22 % 43 km/h 0.0 mm Very high 41
21 Aug after 26.2 °C 22 % 49 km/h 0.0 mm Very high 44
22 Aug after 24.6 °C 31 % 39 km/h 0.0 mm High 37
23 Aug after 25.7 °C 30 % 35 km/h 0.0 mm High 37
24 Aug after 27.7 °C 28 % 35 km/h 0.0 mm High 35

Before and after, from space

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

Before · 31 Jul 2019
After · 21 Aug 2019

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 · 373Every 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 Milengi fire last?
GWIS (Copernicus) dates it between 7 August 2019 and 14 August 2019: 8 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 8,089 hectares (80.9 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Milengi (5,323 ha, 0.9 %); Mansa (2,814 ha, 0.4 %).
What was the weather like?
During the fire the temperature reached 30.4 °C, humidity dropped to 19 % and gusts hit 45 km/h. The fire danger index (FWI) reached 44, class Very high.
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. 373 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.

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.