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MW · Malawi · –

Neno fire, October 2019 Chikwawa, Neno

Out · last detection 10 Oct 2019, 11:06 UTC

The fire started on 8 October 2019 in Neno, Malawi, and satellites saw it burning for 3 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 2,570 hectares from heat detections, spread across 2 municipalities.

It is the 16th largest in Southern Region since 2016 (of 76 with a page). Number 15 in Malawi in 2019, of 60.

The power measured by the satellite is low (29.4 MW in the strongest hotspot), more typical of grass or stubble burning, or a slow surface fire, than of a large crown fire.

Burnt area
2,570ha
GWIS perimeter (Copernicus)
Duration
3days
8 Oct 2019 – 10 Oct 2019
Municipalities hit
2
districts
Started on
8 Oct
2019
Heat detections
84
in a single hotspot: 29 MW
Danger at start
28
High · FWI index
Average daily power
193MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 8 Oct10 Oct
10 Oct 2019

How it evolved, day by day

8 Oct 2019 · 20 MW · 9 9 Oct 2019 · 312 MW · 47 10 Oct 2019 · 247 MW · 28
8 Oct 9 Oct 10 Oct

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

The weather it burned in

37°high
52km/h · peak gust
28%lowest humidity

It had gone 4 days without rain (1 mm or more) when it started. Rain came after the fire: 1.0 mm on 11 Oct.

This area had burned before

34% of the perimeter overlaps earlier fires recorded since 2016: 20 ha in 2016, 854 ha in 2017.

How big is it?

10 km
It burned the equivalent of 1.6% of the area of London (26 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. 1,896 ha
    0.4 %
  2. Neno where it started
    686 ha
    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.

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)

Started with Strong wind: 13 % of the area in Malawi

Day High Min. humidity Peak gust Rain Danger (FWI)
8 Oct 35.4 °C 31 % 50 km/h 0.0 mm High 28
9 Oct 36.6 °C 29 % 52 km/h 0.0 mm High 32
10 Oct 36.1 °C 28 % 52 km/h 0.1 mm High 33
11 Oct after 29.8 °C 54 % 46 km/h 1.0 mm Moderate 15

Its twins: fires that started in the same weather

It started with an FWI of 28.2, a minimum humidity of 31% and 4 days without rain. Fires in the area that started in weather like this since 2016: 20.

FWI at the start 28.2
Minimum humidity 31 %
Days without rain 4
this fire chosen twins rest of the area
Almost identicalSimilar

Outlines of the closest twins

Chikwawa fire, October 2021
1,032 ha 4 days FWI 27.7 Min. humidity 32 % 18 km away, in 2021

First rain (1 mm or more) after it ended: 1.0 mm on 26 Oct.

What happened to them

9 days
median duration
3,263 ha
median area
25 %
went past 10,000 ha
4.4 mm
rain at the end (median; 11 of 20 had it)

It burned an area similar to its twins (2,570 ha against a median of 3,263 ha) and lasted 3 days, against 9 days.

In 9 of 20, not even 1 mm fell in the ten days after the end: they went out without rain. In the rest, the first rainy day brought a median of 4.4 mm.

This is a bank of analogues: it shows what usually happens, not what will happen. With fewer than 15 twins we give no figures. How we calculate it

How it ended

1.0 mmfirst rain
11 Octthe day after it ended
52km/h · max. gust

It was considered over on 10 Oct, and on 11 Oct 1.0 mm fell. We do not know whether the rain or the firefighters put it out. Twins with rain when they ended: 11 of 20, with a median of 4.4 mm.

Weather on this page: Open-Meteo.com (CC BY 4.0) · Copernicus Climate Change Service (ERA5)

How a twin is chosen

  • Same area: fires that have already ended, less than 250 km from this one, since 2016.
  • Same start: we compare the FWI on the first day, the minimum humidity that day and the run of days without rain before it. The slider sets how much they may differ.
  • Only pages with final weather data (ERA5 reanalysis) calculated in the same way as this fire’s; agricultural and grass burns and pages with data under review are left out.
  • Fires burning at the same time as this one (a week before or after) are left out: they share the same spell of weather and do not count as a precedent.
  • They are sorted by similarity, and the outlines of the first five are drawn.

How we calculate it

Before and after, from space

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

Before · 1 Oct 2019
After · 17 Oct 2019

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 · 84Every 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 Malawi

Frequently asked questions

How long did the Neno fire last?
GWIS (Copernicus) dates it between 8 October 2019 and 10 October 2019: 3 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 2,570 hectares (25.7 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Chikwawa (1,896 ha, 0.4 %); Neno (686 ha, 0.4 %).
What was the weather like?
During the fire the temperature reached 36.6 °C, humidity dropped to 28 % and gusts hit 52 km/h. The fire danger index (FWI) reached 33, class High.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Malawi (geoBoundaries). It is not an official report.
How did the fires that started in similar weather in this area end?
Fires less than 250 km away that started since 2016 with a similar FWI, humidity and dry spell: 20. Their median duration was 9 days and their median area 3,263 ha; 25 % went past 10,000 ha. In 9 of 20, not even 1 mm fell in the ten days after the end: they went out without rain. In the rest, the first rainy day brought a median of 4.4 mm.

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 · 1 Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.
  1. Name: Chikwawa → Neno.

RSS Changes to this page With cross-checks and a citable version

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.

Report an error
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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. 84 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.

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.