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MZ · Mozambique · →

Macossa fire, August 2019 Macossa, Bárue

Out · last detection 5 Sept 2019, 23:12 UTC

The fire started on 26 August 2019 in Macossa, Mozambique, and satellites saw it burning for 10 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 4,252 hectares from heat detections, spread across 2 municipalities.

It is the 91th largest in Manica since 2016 (of 198 with a page). Number 97 in Mozambique in 2019, of 212.

Burnt area
4,252ha
GWIS perimeter (Copernicus)
Duration
10days
26 Aug 2019 – 4 Sept 2019
Municipalities hit
2
districts
Started on
26 Aug
2019
Heat detections
165
in a single hotspot: 50 MW
Danger at start
21
High · FWI index
Energy released
1.9GW
sum of detected power

Where it burned

5 Sept 2019
HOTSPOTS BY DAY 26 Aug4 Sept

How it evolved, day by day

2627282930311345

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

The weather it burned in

32°high
45km/h · peak gust
20%lowest humidity

It had gone 4 days without rain (1 mm or more) when it started. Rain came after the fire: 1.7 mm on 7 Sept.

This area had burned before

73% of the perimeter overlaps earlier fires recorded since 2016: 1,368 ha in 2016, 1,709 ha in 2017, 800 ha in 2018. Part of it burned more than once, so the yearly figures add up to more than the 3,112 ha that had burned before.

What happened to each town

  1. Macossa where it started
    3,622 ha reached on 26 Aug
    0.4 %
  2. 651 ha reached on 1 Sept
    0.1 %

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)
26 Aug 28.7 °C 41 % 24 km/h 0.0 mm Moderate 21
27 Aug 30.0 °C 24 % 24 km/h 0.0 mm High 29
28 Aug 30.8 °C 30 % 21 km/h 0.0 mm High 29
29 Aug 28.6 °C 38 % 28 km/h 0.0 mm High 28
30 Aug 28.6 °C 32 % 21 km/h 0.0 mm High 26
31 Aug 32.5 °C 20 % 28 km/h 0.0 mm High 35
1 Sept 31.5 °C 29 % 45 km/h 0.0 mm Very high 45
2 Sept 24.5 °C 60 % 38 km/h 0.7 mm High 22
3 Sept 26.6 °C 43 % 33 km/h 0.5 mm High 22
4 Sept 28.0 °C 34 % 25 km/h 0.0 mm High 24
5 Sept after 29.0 °C 21 % 24 km/h 0.0 mm High 32
6 Sept after 26.5 °C 33 % 49 km/h 0.0 mm Very high 41
7 Sept after 20.2 °C 48 % 57 km/h 1.7 mm Moderate 16

Before and after, from space

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

Before · 19 Aug 2019
After · 11 Sept 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 · 165Every 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 Mozambique ›

Frequently asked questions

How long did the Macossa fire last?
GWIS (Copernicus) dates it between 26 August 2019 and 4 September 2019: 10 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 4,252 hectares (42.5 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Macossa (3,622 ha, 0.4 %); Bárue (651 ha, 0.1 %).
What was the weather like?
During the fire the temperature reached 32.5 °C, humidity dropped to 20 % and gusts hit 45 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 Mozambique (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 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.