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Poli fire, 30 December 2023 Poli

Out · last detection 2 Jan 2024, 00:40 UTC

The fire started on 30 December 2023 in Poli, Cameroon, and satellites saw it burning for 4 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 2,488 hectares from heat detections, spread across a single municipality.

It is the 214th largest in North since 2016 (of 1648 with a page). Number 50 in Cameroon in 2023, of 270.

Compare with…
Burnt area
2,488ha
GWIS perimeter (Copernicus)
Duration
4days
30 Dec 2023 – 2 Jan 2024
Municipalities hit
1
communes
Started on
30 Dec
2023
Heat detections
50
in a single hotspot: 172 MW
Danger at start
37
High · FWI index
Average daily power
115MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 30 Dec2 Jan
2 Jan 2024

How it evolved, day by day

30 Dec 2023 · 372 MW · 16 31 Dec 2023 · 49 MW · 17 1 Jan 2024 · 34 MW · 12 2 Jan 2024 · 4 MW · 5
30 Dec 31 Dec 1 Jan 2 Jan

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

The weather it burned in

34°high
34km/h · peak gust
20%lowest humidity

It had gone 44 days without rain (1 mm or more) when it started.

This area had burned before

70% of the perimeter overlaps earlier fires recorded since 2016: 1,124 ha in 2016, 27 ha in 2017, 214 ha in 2018, 129 ha in 2019, 511 ha in 2020, 466 ha in 2022. Part of it burned more than once, so the yearly figures add up to more than the 1,732 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 1.6% of the area of London (25 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. Poli where it started
    2,502 ha reached on 30 Dec
    0.2 %

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.

People and buildings inside the perimeter

GHSL 2025
Built-up area< 0.1 ha
Residents< 20

Inside the perimeter there was no noticeable built-up land and almost nobody lived there (GHSL 2025, satellite-based estimate).

This is an estimate on 100 m cells, made from satellite imagery and census data: it does not mean that homes burned or that anyone was harmed. The perimeter also contains land that never burned. The GHSL 2025 epoch is a projection made from 2020 and earlier data.

Source: Global Human Settlement Layer (GHS-BUILT-S and GHS-POP R2023A), European Commission Joint Research Centre (JRC), © European Union, CC BY 4.0. Sum inside the perimeter computed by WorldFires. human-settlement.emergency.copernicus.eu

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)
30 Dec 33.9 °C 22 % 32 km/h 0.0 mm High 37
31 Dec 34.0 °C 21 % 34 km/h 0.0 mm High 37
1 Jan 33.8 °C 21 % 32 km/h 0.0 mm Very high 38
2 Jan 34.4 °C 20 % 33 km/h 0.0 mm Very high 39
3 Jan after 35.2 °C 20 % 31 km/h 0.0 mm Very high 38
4 Jan after 34.6 °C 19 % 33 km/h 0.0 mm Very high 39
5 Jan after 34.9 °C 17 % 29 km/h 0.0 mm Very high 40
6 Jan after 35.0 °C 15 % 31 km/h 0.0 mm Very high 41
7 Jan after 35.2 °C 15 % 32 km/h 0.0 mm Very high 41
8 Jan after 34.8 °C 17 % 26 km/h 0.0 mm Very high 40
9 Jan after 35.8 °C 15 % 23 km/h 0.0 mm Very high 41
10 Jan after 34.4 °C 15 % 31 km/h 0.0 mm Very high 42
11 Jan after 33.9 °C 15 % 30 km/h 0.0 mm Very high 41
12 Jan after 34.2 °C 17 % 30 km/h 0.0 mm Very high 42

Before and after, from space

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

Before · 23 Dec 2023
After · 9 Jan 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 29 December 2023 the air beside the fire reached 62 µg/m³ of PM2.5. That day averaged 56: 3.7 times the WHO daily guideline (15).

PM2.5 peak62 µg/m³
Days over the guideline9 days
PM10121 µg/m³
Optical depth0.48
2829303112345
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 · 50Every 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 Cameroon ›

Frequently asked questions

How long did the Poli fire last?
GWIS (Copernicus) dates it between 30 December 2023 and 2 January 2024: 4 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 2,488 hectares (24.9 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Poli (2,502 ha, 0.2 %).
What was the weather like?
During the fire the temperature reached 34.4 °C, humidity dropped to 20 % and gusts hit 34 km/h. The fire danger index (FWI) reached 39, class Very high.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Cameroon (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; 2 polygons grouped in this page.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 50 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.
  • Built-up area and population come from the JRC Global Human Settlement Layer (epoch 2025, 100 m cells), summed inside the perimeter: an estimate of what was there, not a damage count.

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 ADM3 (Open Data Commons Open Database License 1.0). 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.