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Mariga fire, 10 November 2024 Mariga

Out · last detection 18 Nov 2024, 13:06 UTC

The fire started on 10 November 2024 in Mariga, Nigeria, and satellites saw it burning for 8 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 3,571 hectares from heat detections, spread across a single municipality.

It is the 120th largest in Niger since 2016 (of 271 with a page). Number 32 in Nigeria in 2024, of 118.

The power measured by the satellite is low (29.2 MW in the strongest hotspot), more typical of grass or stubble burning, or a slow surface fire, than of a large crown fire.

Burnt area
3,571ha
GWIS perimeter (Copernicus)
Duration
8days
10 Nov 2024 – 17 Nov 2024
Municipalities hit
1
local government areas
Started on
10 Nov
2024
Heat detections
127
in a single hotspot: 29 MW
Danger at start
26
High · FWI index
Energy released
871MW
sum of detected power

Where it burned

18 Nov 2024
HOTSPOTS BY DAY 10 Nov17 Nov

How it evolved, day by day

101112131415161718

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
44km/h · peak gust
17%lowest humidity

It had gone 18 days without rain (1 mm or more) when it started.

This area had burned before

76% of the perimeter overlaps earlier fires recorded since 2016: 1,725 ha in 2021, 1,971 ha in 2022, 1,303 ha in 2023. Part of it burned more than once, so the yearly figures add up to more than the 2,714 ha that had burned before.

What happened to each town

  1. Mariga where it started
    3,597 ha reached on 9 Nov
    0.6 %

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)
10 Nov 33.8 °C 25 % 32 km/h 0.0 mm High 26
11 Nov 34.6 °C 25 % 34 km/h 0.0 mm High 27
12 Nov 35.4 °C 27 % 37 km/h 0.0 mm High 28
13 Nov 36.6 °C 23 % 38 km/h 0.0 mm High 30
14 Nov 36.4 °C 21 % 44 km/h 0.0 mm High 34
15 Nov 35.7 °C 19 % 43 km/h 0.0 mm High 35
16 Nov 33.7 °C 17 % 40 km/h 0.0 mm High 35
17 Nov 33.9 °C 19 % 41 km/h 0.0 mm High 37
18 Nov after 33.9 °C 21 % 40 km/h 0.0 mm High 37
19 Nov after 34.4 °C 21 % 40 km/h 0.0 mm High 38
20 Nov after 34.7 °C 21 % 40 km/h 0.0 mm Very high 39
21 Nov after 33.9 °C 19 % 38 km/h 0.0 mm Very high 38
22 Nov after 34.9 °C 20 % 27 km/h 0.0 mm High 35
23 Nov after 35.5 °C 16 % 34 km/h 0.0 mm Very high 38
24 Nov after 34.6 °C 16 % 45 km/h 0.0 mm Very high 44
25 Nov after 34.2 °C 17 % 41 km/h 0.0 mm Very high 43
26 Nov after 33.3 °C 19 % 42 km/h 0.0 mm Very high 45
27 Nov after 32.5 °C 24 % 38 km/h 0.0 mm Very high 40

Before and after, from space

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

Before · 3 Nov 2024
After · 24 Nov 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 20 November 2024 the air beside the fire reached 102 µg/m³ of PM2.5. That day averaged 69: 4.6 times the WHO daily guideline (15).

PM2.5 peak102 µg/m³
Days over the guideline13 days
PM10468 µg/m³
Optical depth0.71
891011121314151617181920
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 · 127Every 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 Nigeria ›

Frequently asked questions

How long did the Mariga fire last?
GWIS (Copernicus) dates it between 10 November 2024 and 17 November 2024: 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 3,571 hectares (35.7 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Mariga (3,597 ha, 0.6 %).
What was the weather like?
During the fire the temperature reached 36.6 °C, humidity dropped to 17 % and gusts hit 44 km/h. The fire danger index (FWI) reached 37, class High.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Nigeria (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: 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
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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 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 ADM2 (Creative Commons Attribution 4.0 International (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.