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Nicoadala fire, September 2024 Nicoadala, Mocuba

Out · last detection 21 Sept 2024, 11:05 UTC

The fire started on 13 September 2024 in Nicoadala, Mozambique, and satellites saw it burning for 9 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 10,199 hectares from heat detections, spread across 2 municipalities.

It is the 159th largest in Zambézia since 2016 (of 842 with a page). Number 18 in Mozambique in 2024, of 150.

Burnt area
10,199ha
GWIS perimeter (Copernicus)
Duration
9days
13 Sept 2024 – 21 Sept 2024
Municipalities hit
2
districts
Started on
13 Sept
2024
Heat detections
476
in a single hotspot: 82 MW
Danger at start
17
Moderate · FWI index
Energy released
3.9GW
sum of detected power

Where it burned

21 Sept 2024
HOTSPOTS BY DAY 13 Sept21 Sept

How it evolved, day by day

131415161718192021

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

The weather it burned in

37°high
46km/h · peak gust
20%lowest humidity

It had gone 2 days without rain (1 mm or more) when it started. Rain came after the fire: 11.4 mm on 22 Sept.

This area had burned before

94% of the perimeter overlaps earlier fires recorded since 2016: 5,302 ha in 2016, 1,092 ha in 2017, 4,008 ha in 2018, 467 ha in 2019, 1,593 ha in 2020, 5,321 ha in 2021, 2,422 ha in 2022, 7,044 ha in 2023. Part of it burned more than once, so the yearly figures add up to more than the 9,611 ha that had burned before.

What happened to each town

  1. Nicoadala where it started
    9,461 ha reached on 8 Sept
    3.4 %
  2. 789 ha reached on 9 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)
8 Sept 32.5 °C 46 % 28 km/h 0.0 mm Moderate 17
9 Sept 35.3 °C 35 % 34 km/h 0.0 mm High 24
10 Sept 30.3 °C 50 % 38 km/h 0.2 mm Moderate 21
11 Sept 29.9 °C 52 % 34 km/h 0.2 mm Moderate 19
12 Sept 31.0 °C 47 % 35 km/h 0.0 mm Moderate 20
13 Sept 32.8 °C 41 % 34 km/h 0.0 mm High 22
14 Sept 34.0 °C 34 % 25 km/h 0.0 mm High 24
15 Sept 37.1 °C 28 % 32 km/h 0.0 mm High 31
16 Sept 36.4 °C 21 % 46 km/h 0.0 mm Very high 40
17 Sept 35.0 °C 25 % 38 km/h 0.0 mm Very high 39
18 Sept 35.2 °C 30 % 32 km/h 0.0 mm High 35
19 Sept 36.8 °C 20 % 33 km/h 0.0 mm Very high 38
20 Sept 37.0 °C 27 % 40 km/h 0.0 mm Very high 42
21 Sept 32.3 °C 53 % 33 km/h 0.6 mm High 24
22 Sept after 26.4 °C 72 % 31 km/h 11.4 mm Very low 0

Before and after, from space

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

Before · 6 Sept 2024
After · 28 Sept 2024

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 18 September 2024 the air beside the fire reached 87 µg/m³ of PM2.5. That day averaged 44: 2.9 times the WHO daily guideline (15).

PM2.5 peak87 µg/m³
Days over the guideline6 days
PM10124 µg/m³
Optical depth1.40
1112131415161718192021222324
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 · 476Every 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 Nicoadala fire last?
GWIS (Copernicus) dates it between 13 September 2024 and 21 September 2024: 9 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 10,199 hectares (102.0 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Nicoadala (9,461 ha, 3.4 %); Mocuba (789 ha, 0.1 %).
What was the weather like?
During the fire the temperature reached 37.1 °C, humidity dropped to 20 % and gusts hit 46 km/h. The fire danger index (FWI) reached 42, 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.