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Rafaï fire, 16 December 2022 Rafaï

Out · last detection 1 Jan 2023, 11:07 UTC

The fire started on 16 December 2022 in Rafaï, Central African Republic, and satellites saw it burning for 17 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 11,496 hectares from heat detections, spread across a single municipality.

It is the 32th largest in Mbomou since 2016 (of 80 with a page). Number 33 in Central African Republic in 2022, of 97.

Compare with…
Burnt area
11,496ha
GWIS perimeter (Copernicus)
Duration
17days
16 Dec 2022 – 1 Jan 2023
Municipalities hit
1
sub-prefectures
Started on
16 Dec
2022
Heat detections
444
in a single hotspot: 59 MW
Danger at start
41
Very high · FWI index
Average daily power
198MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 16 Dec1 Jan
1 Jan 2023

How it evolved, day by day

17 Dec 2022 · 7 MW · 2 18 Dec 2022 · 64 MW · 15 19 Dec 2022 · 182 MW · 21 20 Dec 2022 · 30 MW · 10 21 Dec 2022 · 330 MW · 77 22 Dec 2022 · 51 MW · 23 23 Dec 2022 · 150 MW · 29 24 Dec 2022 · 165 MW · 16 25 Dec 2022 · 105 MW · 20 26 Dec 2022 · 190 MW · 39 27 Dec 2022 · 1,108 MW · 77 28 Dec 2022 · 313 MW · 39 29 Dec 2022 · 233 MW · 21 30 Dec 2022 · 60 MW · 17 31 Dec 2022 · 82 MW · 15 1 Jan 2023 · 106 MW · 23
17 Dec 20 Dec 23 Dec 26 Dec 27 Dec 29 Dec 1 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

36°high
41km/h · peak gust
12%lowest humidity

It had gone 34 days without rain (1 mm or more) when it started.

This area had burned before

100% of the perimeter overlaps earlier fires recorded since 2016: 7,020 ha in 2016, 7,884 ha in 2017, 309 ha in 2018, 8,250 ha in 2019, 17,478 ha in 2020, 54 ha in 2021. Part of it burned more than once, so the yearly figures add up to more than the 11,528 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 7.3% of the area of London (115 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. Rafaï where it started
    11,586 ha reached on 17 Dec
    0.4 %

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 2020
Built-up area< 0.1 ha
Residents< 20

Inside the perimeter there was no noticeable built-up land and almost nobody lived there (GHSL 2020, 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.

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)
16 Dec 35.2 °C 14 % 31 km/h 0.0 mm Very high 41
17 Dec 35.8 °C 16 % 32 km/h 0.0 mm Very high 42
18 Dec 35.5 °C 17 % 32 km/h 0.0 mm Very high 42
19 Dec 35.5 °C 17 % 26 km/h 0.0 mm Very high 40
20 Dec 35.2 °C 18 % 27 km/h 0.0 mm Very high 39
21 Dec 35.0 °C 18 % 19 km/h 0.0 mm High 38
22 Dec 34.8 °C 19 % 26 km/h 0.0 mm Very high 40
23 Dec 34.8 °C 17 % 24 km/h 0.0 mm Very high 40
24 Dec 33.8 °C 18 % 30 km/h 0.0 mm Very high 44
25 Dec 34.5 °C 15 % 34 km/h 0.0 mm Very high 48
26 Dec 34.0 °C 12 % 38 km/h 0.0 mm Extreme 50
27 Dec 33.0 °C 13 % 41 km/h 0.0 mm Extreme 52
28 Dec 33.5 °C 14 % 37 km/h 0.0 mm Very high 50
29 Dec 34.3 °C 15 % 37 km/h 0.0 mm Extreme 50
30 Dec 35.0 °C 17 % 35 km/h 0.0 mm Very high 48
31 Dec 35.4 °C 18 % 31 km/h 0.0 mm Very high 49
1 Jan 35.4 °C 17 % 40 km/h 0.0 mm Extreme 54
2 Jan after 35.6 °C 16 % 41 km/h 0.0 mm Extreme 54
3 Jan after 35.6 °C 17 % 41 km/h 0.0 mm Extreme 54
4 Jan after 35.6 °C 19 % 41 km/h 0.0 mm Extreme 54
5 Jan after 35.3 °C 17 % 42 km/h 0.0 mm Extreme 54
6 Jan after 35.7 °C 15 % 38 km/h 0.0 mm Extreme 52
7 Jan after 35.8 °C 13 % 37 km/h 0.0 mm Extreme 52
8 Jan after 35.5 °C 13 % 32 km/h 0.0 mm Very high 50
9 Jan after 36.3 °C 11 % 37 km/h 0.0 mm Extreme 52
10 Jan after 35.3 °C 11 % 31 km/h 0.0 mm Very high 50
11 Jan after 35.0 °C 12 % 35 km/h 0.0 mm Extreme 53

Before and after, from space

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

Before · 9 Dec 2022
After · 8 Jan 2023

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 16 December 2022 the air beside the fire reached 117 µg/m³ of PM2.5. That day averaged 52: 3.4 times the WHO daily guideline (15).

PM2.5 peak117 µg/m³
Days over the guideline19 days
PM10168 µg/m³
Optical depth0.95
1415161718192021222324252627282930311234
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 · 444Every 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 Central African Republic ›

Frequently asked questions

How long did the Rafaï fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 16 December 2022 to 1 January 2023 (17 days). The perimeter dates it from 18 December 2022 to 1 January 2023.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 11,496 hectares (115.0 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Rafaï (11,586 ha, 0.4 %).
What was the weather like?
During the fire the temperature reached 35.8 °C, humidity dropped to 12 % and gusts hit 41 km/h. The fire danger index (FWI) reached 54, class Extreme.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Central African Republic (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.
  • Dates adjusted with the VIIRS detections inside the perimeter, which said 18 December 2022 to 1 January 2023. 444 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 2020, 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 (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.