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Pochalla fire, 27 December 2016 Pochalla, Akobo

Out · last detection 12 Jan 2017, 10:41 UTC

The fire started on 27 December 2016 in Pochalla, South Sudan, and satellites saw it burning for 16 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 21,905 hectares from heat detections, spread across 2 municipalities.

It is the 26th largest in Jonglei since 2016 (of 427 with a page). Number 24 in South Sudan in 2016, of 244.

Compare with…
Burnt area
21,905ha
GWIS perimeter (Copernicus)
Duration
16days
27 Dec 2016 – 11 Jan 2017
Municipalities hit
2
counties
Started on
27 Dec
2016
Heat detections
931
in a single hotspot: 181 MW
Danger at start
37
High · FWI index
Average daily power
750MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 27 Dec11 Jan
12 Jan 2017

How it evolved, day by day

27 Dec 2016 · 675 MW · 54 28 Dec 2016 · 1,361 MW · 82 29 Dec 2016 · 366 MW · 82 30 Dec 2016 · 480 MW · 65 31 Dec 2016 · 1,924 MW · 142 1 Jan 2017 · 585 MW · 43 2 Jan 2017 · 686 MW · 51 3 Jan 2017 · 1,306 MW · 62 4 Jan 2017 · 104 MW · 20 5 Jan 2017 · 69 MW · 16 6 Jan 2017 · 37 MW · 5 7 Jan 2017 · 11 MW · 2 8 Jan 2017 · 2,438 MW · 150 9 Jan 2017 · 1,217 MW · 112 10 Jan 2017 · 1,224 MW · 41 11 Jan 2017 · 93 MW · 7 12 Jan 2017 · 171 MW · 8
27 Dec 30 Dec 2 Jan 5 Jan 8 Jan 11 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

39°high
36km/h · peak gust
10%lowest humidity

It had gone 36 days without rain (1 mm or more) when it started.

This area had burned before

1% of the perimeter overlaps earlier fires recorded since 2016: 285 ha in 2016.

How big is it?

10 km
It burned the equivalent of 14% of the area of London (219 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. Pochalla where it started
    22,047 ha reached on 27 Dec
    2.6 %
  2. 17 ha reached on 10 Jan
    0.0 %

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 2015
Built-up area< 0.1 ha
Residents≈ 150

Inside the perimeter there were about 0.00 hectares of built-up land and about 150 residents (GHSL 2015, 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)
27 Dec 36.3 °C 24 % 23 km/h 0.0 mm High 37
28 Dec 37.1 °C 22 % 27 km/h 0.0 mm Very high 41
29 Dec 38.9 °C 17 % 27 km/h 0.0 mm Very high 44
30 Dec 38.9 °C 18 % 24 km/h 0.0 mm Very high 42
31 Dec 38.0 °C 19 % 30 km/h 0.0 mm Very high 44
1 Jan 37.1 °C 23 % 29 km/h 0.0 mm Very high 44
2 Jan 38.7 °C 17 % 18 km/h 0.0 mm Very high 42
3 Jan 38.4 °C 18 % 26 km/h 0.0 mm Very high 43
4 Jan 38.0 °C 16 % 26 km/h 0.0 mm Very high 44
5 Jan 37.7 °C 17 % 28 km/h 0.0 mm Very high 44
6 Jan 38.0 °C 16 % 28 km/h 0.0 mm Very high 44
7 Jan 38.4 °C 15 % 26 km/h 0.0 mm Very high 45
8 Jan 39.1 °C 11 % 20 km/h 0.0 mm Very high 50
9 Jan 39.4 °C 11 % 32 km/h 0.0 mm Extreme 52
10 Jan 38.6 °C 10 % 36 km/h 0.0 mm Extreme 55
11 Jan 39.1 °C 13 % 26 km/h 0.0 mm Very high 50
12 Jan after 38.7 °C 11 % 34 km/h 0.0 mm Extreme 55
13 Jan after 39.5 °C 12 % 29 km/h 0.0 mm Extreme 53
14 Jan after 40.0 °C 8 % 24 km/h 0.0 mm Extreme 52
15 Jan after 40.6 °C 10 % 21 km/h 0.0 mm Extreme 52
16 Jan after 40.7 °C 10 % 42 km/h 0.0 mm Extreme 67
17 Jan after 39.6 °C 13 % 37 km/h 0.0 mm Extreme 62
18 Jan after 39.5 °C 10 % 32 km/h 0.0 mm Extreme 56
19 Jan after 40.0 °C 10 % 32 km/h 0.0 mm Extreme 58
20 Jan after 39.4 °C 14 % 36 km/h 0.0 mm Extreme 60
21 Jan after 40.2 °C 10 % 29 km/h 0.0 mm Extreme 55

Before and after, from space

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

Before · 20 Dec 2016
After · 18 Jan 2017

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 · 931Every 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 South Sudan ›

Frequently asked questions

How long did the Pochalla fire last?
GWIS (Copernicus) dates it between 27 December 2016 and 11 January 2017: 16 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 21,905 hectares (219.0 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Pochalla (22,047 ha, 2.6 %); Akobo (17 ha, 0.0 %).
What was the weather like?
During the fire the temperature reached 39.4 °C, humidity dropped to 10 % and gusts hit 36 km/h. The fire danger index (FWI) reached 55, class Extreme.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of South Sudan (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; 3 polygons grouped in this page.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 931 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 2015, 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.