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Rapale fire, 15 September 2022 Rapale

Out · last detection 23 Sept 2022, 10:35 UTC

The fire started on 15 September 2022 in Rapale, Mozambique, and satellites saw it burning for 8 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 3,869 hectares from heat detections, spread across a single municipality.

It is the 222th largest in Nampula since 2016 (of 392 with a page). Number 133 in Mozambique in 2022, of 206.

Compare with…
Burnt area
3,869ha
GWIS perimeter (Copernicus)
Duration
8days
15 Sept 2022 – 22 Sept 2022
Municipalities hit
1
districts
Started on
15 Sept
2022
Heat detections
128
in a single hotspot: 66 MW
Danger at start
22
High · FWI index
Average daily power
219MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 15 Sept22 Sept
23 Sept 2022

How it evolved, day by day

15 Sept 2022 · 50 MW · 6 17 Sept 2022 · 194 MW · 12 18 Sept 2022 · 604 MW · 32 19 Sept 2022 · 380 MW · 25 20 Sept 2022 · 271 MW · 22 21 Sept 2022 · 36 MW · 4 22 Sept 2022 · 207 MW · 18 23 Sept 2022 · 12 MW · 2
15 Sept 18 Sept 20 Sept 22 Sept

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

The weather it burned in

32°high
43km/h · peak gust
25%lowest humidity

It had gone 0 days without rain (1 mm or more) when it started. Rain came after the fire: 1.3 mm on 23 Sept.

This area had burned before

100% of the perimeter overlaps earlier fires recorded since 2016: 3,383 ha in 2016, 1,797 ha in 2017, 2,276 ha in 2018, 2,008 ha in 2019, 2,620 ha in 2020, 2,843 ha in 2021. Part of it burned more than once, so the yearly figures add up to more than the 3,892 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 2.4% of the area of London (39 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. Rapale where it started
    3,892 ha reached on 15 Sept
    1.1 %

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 area1.5 ha
Residents≈ 250

Inside the perimeter there were about 1.5 hectares of built-up land and about 250 residents (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)
15 Sept 27.7 °C 42 % 36 km/h 0.2 mm High 22
16 Sept 28.9 °C 34 % 30 km/h 0.0 mm High 27
17 Sept 30.5 °C 26 % 36 km/h 0.0 mm High 31
18 Sept 31.1 °C 27 % 36 km/h 0.0 mm High 33
19 Sept 31.4 °C 28 % 35 km/h 0.0 mm High 33
20 Sept 32.1 °C 28 % 35 km/h 0.0 mm High 34
21 Sept 31.1 °C 25 % 43 km/h 0.0 mm High 37
22 Sept 30.8 °C 26 % 43 km/h 0.0 mm High 38
23 Sept after 28.8 °C 48 % 45 km/h 1.3 mm Moderate 19

Before and after, from space

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

Before · 8 Sept 2022
After · 29 Sept 2022

If the day is cloudy, change the date: each satellite passes once a day. In false colour the burnt ground looks brown or red.

Detections table · 128Every 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 Rapale fire last?
GWIS (Copernicus) dates it between 15 September 2022 and 22 September 2022: 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 3,869 hectares (38.7 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Rapale (3,892 ha, 1.1 %).
What was the weather like?
During the fire the temperature reached 32.1 °C, humidity dropped to 25 % and gusts hit 43 km/h. The fire danger index (FWI) reached 38, class 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

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 from the perimeter: the VIIRS detections inside it did not change them. 128 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 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.