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Lunte fire, October 2025 Lunte, Mpulungu

Out · last detection 22 Oct 2025, 23:32 UTC

The fire started on 13 October 2025 in Lunte, Zambia, and satellites saw it burning for 10 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 6,196 hectares from heat detections, spread across 2 municipalities.

It is the 173th largest in Northern since 2016 (of 628 with a page). Number 78 in Zambia in 2025, of 271.

Burnt area
6,196ha
GWIS perimeter (Copernicus)
Duration
10days
13 Oct 2025 – 22 Oct 2025
Municipalities hit
2
districts
Started on
13 Oct
2025
Heat detections
149
in a single hotspot: 161 MW
Danger at start
38
Very high · FWI index
Average daily power
242MW
detected power per day, on average

Where it burned

22 Oct 2025
HOTSPOTS BY DAY 13 Oct22 Oct

How it evolved, day by day

13 Oct 2025 · 232 MW · 12 14 Oct 2025 · 418 MW · 19 15 Oct 2025 · 282 MW · 10 16 Oct 2025 · 38 MW · 5 17 Oct 2025 · 160 MW · 16 18 Oct 2025 · 40 MW · 5 19 Oct 2025 · 415 MW · 21 20 Oct 2025 · 401 MW · 14 21 Oct 2025 · 289 MW · 33 22 Oct 2025 · 144 MW · 14
13 Oct 14 Oct 15 Oct 17 Oct 19 Oct 21 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

31°high
44km/h · peak gust
19%lowest humidity

It had gone more than two months without rain (1 mm or more) when it started. Rain came after the fire: 3.2 mm on 25 Oct.

This area had burned before

86% of the perimeter overlaps earlier fires recorded since 2016: 3,411 ha in 2016, 1,130 ha in 2017, 1,135 ha in 2019, 2,930 ha in 2021, 939 ha in 2022, 2,295 ha in 2023. Part of it burned more than once, so the yearly figures add up to more than the 5,329 ha that had burned before.

What happened to each town

  1. Lunte where it started
    6,189 ha reached on 13 Oct
    0.8 %
  2. 40 ha
    0.0 %

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 Oct 30.3 °C 25 % 33 km/h 0.0 mm Very high 38
14 Oct 29.9 °C 20 % 43 km/h 0.0 mm Very high 44
15 Oct 30.0 °C 25 % 33 km/h 0.0 mm Very high 43
16 Oct 30.7 °C 23 % 31 km/h 0.0 mm Very high 40
17 Oct 29.6 °C 25 % 39 km/h 0.0 mm Very high 46
18 Oct 29.5 °C 25 % 44 km/h 0.0 mm Very high 45
19 Oct 30.2 °C 19 % 38 km/h 0.0 mm Very high 43
20 Oct 28.9 °C 24 % 40 km/h 0.0 mm Very high 43
21 Oct 29.2 °C 25 % 40 km/h 0.0 mm Very high 44
22 Oct 29.2 °C 29 % 41 km/h 0.0 mm Very high 42
23 Oct after 28.9 °C 30 % 41 km/h 0.0 mm Very high 41
24 Oct after 29.2 °C 33 % 34 km/h 0.0 mm High 36
25 Oct after 27.8 °C 40 % 28 km/h 3.2 mm Low 8

Before and after, from space

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

Before · 6 Oct 2025
After · 29 Oct 2025

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 24 October 2025 the air beside the fire reached 81 µg/m³ of PM2.5. That day averaged 52: 3.4 times the WHO daily guideline (15).

PM2.5 peak81 µg/m³
Days over the guideline15 days
PM1082 µg/m³
Optical depth1.13
111213141516171819202122232425
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 · 149Every 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 Zambia ›

Frequently asked questions

How long did the Lunte fire last?
GWIS (Copernicus) dates it between 13 October 2025 and 22 October 2025: 10 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 6,196 hectares (62.0 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Lunte (6,189 ha, 0.8 %); Mpulungu (40 ha, 0.0 %).
What was the weather like?
During the fire the temperature reached 30.7 °C, humidity dropped to 19 % and gusts hit 44 km/h. The fire danger index (FWI) reached 46, class Very high.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Zambia (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 (Creative Commons Attribution 4.0 (CC BY 4.0)). 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.