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Tsafe fire, 25 December 2024 Tsafe, Gusau

Out · last detection 30 Dec 2024, 00:33 UTC

The fire started on 25 December 2024 in Tsafe, Nigeria, and satellites saw it burning for 6 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 2,848 hectares from heat detections, spread across 2 municipalities.

It is the 102th largest in Zamfara since 2016 (of 208 with a page). Number 53 in Nigeria in 2024, of 118.

The power measured by the satellite is low (21.7 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
2,848ha
GWIS perimeter (Copernicus)
Duration
6days
25 Dec 2024 – 30 Dec 2024
Municipalities hit
2
local government areas
Started on
25 Dec
2024
Heat detections
75
in a single hotspot: 22 MW
Danger at start
40
Very high · FWI index
Energy released
334MW
sum of detected power

Where it burned

30 Dec 2024
HOTSPOTS BY DAY 25 Dec30 Dec

How it evolved, day by day

252627282930

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

The weather it burned in

31°high
44km/h · peak gust
17%lowest humidity

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

This area had burned before

53% of the perimeter overlaps earlier fires recorded since 2016: 501 ha in 2016, 262 ha in 2019, 592 ha in 2021, 612 ha in 2023. Part of it burned more than once, so the yearly figures add up to more than the 1,503 ha that had burned before.

What happened to each town

  1. Tsafe where it started
    2,096 ha reached on 25 Dec
    1.1 %
  2. 769 ha reached on 27 Dec
    0.4 %

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)
25 Dec 30.3 °C 24 % 37 km/h 0.0 mm Very high 40
26 Dec 29.2 °C 17 % 41 km/h 0.0 mm Very high 44
27 Dec 29.4 °C 20 % 44 km/h 0.0 mm Very high 47
28 Dec 29.2 °C 22 % 41 km/h 0.0 mm Very high 45
29 Dec 30.8 °C 19 % 41 km/h 0.0 mm Very high 46
30 Dec 30.9 °C 21 % 43 km/h 0.0 mm Very high 47
31 Dec after 31.9 °C 22 % 45 km/h 0.0 mm Very high 48
1 Jan after 31.5 °C 23 % 44 km/h 0.0 mm Very high 49
2 Jan after 33.1 °C 22 % 37 km/h 0.0 mm Very high 45
3 Jan after 33.1 °C 22 % 30 km/h 0.0 mm Very high 41
4 Jan after 32.9 °C 21 % 31 km/h 0.0 mm Very high 41
5 Jan after 29.7 °C 21 % 44 km/h 0.0 mm Very high 50
6 Jan after 30.4 °C 21 % 42 km/h 0.0 mm Very high 49
7 Jan after 29.5 °C 24 % 40 km/h 0.0 mm Very high 47
8 Jan after 30.2 °C 20 % 42 km/h 0.0 mm Very high 48
9 Jan after 28.1 °C 20 % 51 km/h 0.0 mm Extreme 54

Before and after, from space

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

Before · 18 Dec 2024
After · 6 Jan 2025

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 1 January 2025 the air beside the fire reached 529 µg/m³ of PM2.5. That day averaged 373: 25 times the WHO daily guideline (15).

PM2.5 peak529 µg/m³
Days over the guideline11 days
PM103,263 µg/m³
Optical depth1.04
23242526272829303112
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 · 75Every 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 Tsafe fire last?
GWIS (Copernicus) dates it between 25 December 2024 and 30 December 2024: 6 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 2,848 hectares (28.5 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Tsafe (2,096 ha, 1.1 %); Gusau (769 ha, 0.4 %).
What was the weather like?
During the fire the temperature reached 30.9 °C, humidity dropped to 17 % and gusts hit 44 km/h. The fire danger index (FWI) reached 47, class Very 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.