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AO · Angola · →

Dirico fire, 13 September 2018 Dirico

Out · last detection 17 Sept 2018, 12:21 UTC

The fire started on 13 September 2018 in Dirico, Angola, and satellites saw it burning for 4 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 6,597 hectares from heat detections, spread across a single municipality.

It is the 403th largest in Cuando Cubango since 2016 (of 659 with a page). Number 48 in Angola in 2018, of 100.

Burnt area
6,597ha
GWIS perimeter (Copernicus)
Duration
4days
13 Sept 2018 – 16 Sept 2018
Municipalities hit
1
municipalities
Started on
13 Sept
2018
Heat detections
207
in a single hotspot: 226 MW
Danger at start
50
Extreme · FWI index
Energy released
6.0GW
sum of detected power

Where it burned

17 Sept 2018
HOTSPOTS BY DAY 13 Sept16 Sept

How it evolved, day by day

13141517

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
35km/h · peak gust
9%lowest humidity

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

This area had burned before

65% of the perimeter overlaps earlier fires recorded since 2016: 4,185 ha in 2016, 394 ha in 2017. Part of it burned more than once, so the yearly figures add up to more than the 4,289 ha that had burned before.

What happened to each town

  1. Dirico where it started
    6,622 ha reached on 13 Sept
    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)
13 Sept 33.6 °C 10 % 33 km/h 0.0 mm Extreme 50
14 Sept 34.0 °C 9 % 33 km/h 0.0 mm Extreme 52
15 Sept 35.1 °C 11 % 35 km/h 0.0 mm Extreme 53
16 Sept 36.0 °C 11 % 32 km/h 0.0 mm Extreme 53
17 Sept after 35.7 °C 10 % 35 km/h 0.0 mm Extreme 55
18 Sept after 36.6 °C 14 % 44 km/h 0.0 mm Extreme 62
19 Sept after 36.7 °C 11 % 43 km/h 0.0 mm Extreme 61
20 Sept after 34.5 °C 13 % 34 km/h 0.0 mm Extreme 53
21 Sept after 35.1 °C 11 % 40 km/h 0.0 mm Extreme 58
22 Sept after 34.9 °C 15 % 40 km/h 0.0 mm Extreme 60
23 Sept after 34.8 °C 14 % 41 km/h 0.0 mm Extreme 61
24 Sept after 35.2 °C 15 % 37 km/h 0.0 mm Extreme 56
25 Sept after 35.3 °C 18 % 40 km/h 0.0 mm Extreme 56
26 Sept after 36.1 °C 17 % 23 km/h 0.0 mm Very high 46

Before and after, from space

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

Before · 6 Sept 2018
After · 23 Sept 2018

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 · 207Every 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 Angola ›

Frequently asked questions

How long did the Dirico fire last?
GWIS (Copernicus) dates it between 13 September 2018 and 16 September 2018: 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 6,597 hectares (66.0 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Dirico (6,622 ha, 0.4 %).
What was the weather like?
During the fire the temperature reached 36.0 °C, humidity dropped to 9 % and gusts hit 35 km/h. The fire danger index (FWI) reached 53, class Extreme.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Angola (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

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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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 (Public Domain). 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.