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Lutuhyne fire, 12 September 2024 Лутугинський район · Lutuhyne

Out · last detection 15 Sept 2024, 09:55 UTC

The fire started on 12 September 2024 in Lutuhyne, Ukraine, and satellites saw it burning for 4 days. Copernicus mapped a burnt perimeter of 1,679 hectares from satellite imagery, spread across a single municipality.

It is the 34th largest in Luhansk Oblast since 2016 (of 909 with a page). Number 53 in Ukraine in 2024, of 2092.

Burnt area
1,679ha
Copernicus perimeter
Duration
4days
12 Sept 2024 – 15 Sept 2024
Municipalities hit
1
districts
Started on
12 Sept
2024
Heat detections
36
in a single hotspot: 37 MW
Danger at start
83
Very extreme · FWI index
Average daily power
116MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 12 Sept15 Sept
15 Sept 2024

How it evolved, day by day

12 Sept 2024 · 9 MW · 2 13 Sept 2024 · 430 MW · 26 14 Sept 2024 · 11 MW · 3 15 Sept 2024 · 16 MW · 5
12 Sept 13 Sept 14 Sept 15 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

30°high
63km/h · peak gust
19%lowest humidity

It had gone one day without rain (1 mm or more) when it started.

This area had burned before

1% of the perimeter overlaps earlier fires recorded since 2016: 22 ha in 2023.

How big is it?

10 km
It burned the equivalent of 1.1% of the area of London (17 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. Lutuhyne Лутугинський район 65,908 inhabitants · 15.7 km from the centre where it started
    1,674 ha reached on 12 Sept
    1.6 %

Burnt area inside each municipality, from crossing the official 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.

What burned

  • Agricultural areas57 %
  • Other natural land41 %
  • Mixed forest2.4 %

Land cover inside the perimeter as reported by Copernicus EFFIS (outside the Corine Land Cover area).

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 Extreme FWI: 28 % of the area in Ukraine Strong wind: 20 % of the area in Ukraine

Day High Min. humidity Peak gust Rain Danger (FWI)
12 Sept 30.0 °C 19 % 57 km/h 0.0 mm Very extreme 83
13 Sept 28.2 °C 22 % 55 km/h 0.0 mm Very extreme 83
14 Sept 29.6 °C 19 % 54 km/h 0.0 mm Very extreme 75
15 Sept 27.3 °C 22 % 63 km/h 0.0 mm Very extreme 101
16 Sept after 26.3 °C 20 % 64 km/h 0.0 mm Very extreme 102
17 Sept after 24.2 °C 23 % 65 km/h 0.0 mm Very extreme 101
18 Sept after 22.3 °C 15 % 51 km/h 0.0 mm Very extreme 80
19 Sept after 22.3 °C 14 % 46 km/h 0.0 mm Very extreme 73
20 Sept after 24.4 °C 18 % 31 km/h 0.0 mm Extreme 52
21 Sept after 23.7 °C 28 % 31 km/h 0.0 mm Very high 47
22 Sept after 25.7 °C 23 % 21 km/h 0.0 mm High 37
23 Sept after 25.8 °C 28 % 35 km/h 0.0 mm Extreme 52
24 Sept after 23.6 °C 23 % 34 km/h 0.0 mm Extreme 53
25 Sept after 23.0 °C 23 % 34 km/h 0.0 mm Extreme 54

Its twins: fires that started in the same weather

It started with an FWI of 83.3, a minimum humidity of 19% and 1 day without rain. Fires in the area that started in weather like this since 2016: 25.

FWI at the start 83.3
Minimum humidity 19 %
Days without rain 1
this fire chosen twins rest of the area
Almost identicalSimilar

Outlines of the closest twins

Shakhtarsk fire, August 2025
119 ha 1 day FWI 81.0 Min. humidity 17 % 62 km away, in 2025

First rain (1 mm or more) after it ended: 3.1 mm on 2 Sept.

What happened to them

2 days
median duration
153 ha
median area
12 %
went past 1,000 ha
2.5 mm
rain at the end (median; 21 of 25 had it)

It was 11.0 times larger than the median of its twins and lasted 4 days, against 2 days.

Only 1 of its 25 twins burned more. The weather on the first day does not explain everything: the wind in the following days, the fuel and the firefighting also count. In 4 of 25, 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 2.5 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

—first rain
—no rain in ten days
63km/h · max. gust

It was considered over on 15 Sept, and not even 1 mm fell in the following ten days: it went out without rain. Twins with rain when they ended: 21 of 25, with a median of 2.5 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 · 5 Sept 2024
After · 22 Sept 2024

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 11 September 2024 the air beside the fire reached 19 µg/m³ of PM2.5, but no daily average passed the WHO guideline (15).

PM2.5 peak19 µg/m³
Days over the guideline0 days
PM1079 µg/m³
Optical depth0.32
10 Sept12 Sept14 Sept16 Sept18 Sept
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 · 36Every 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 Ukraine

Frequently asked questions

How long did the Lutuhyne fire last?
Copernicus dates it between 12 September 2024 and 15 September 2024: 4 days between the first and last image with fire.
How much area did it burn?
The perimeter Copernicus measured from satellite imagery is 1,679 hectares (16.8 km²). Official national figures may differ.
Which municipalities burned?
The fire only entered Lutuhyne (1,674 ha, 1.6 %).
Did the fire reach a town?
The fire started in Lutuhyne and came within 15.7 km of its centre. That is the distance from the perimeter, or the nearest hotspot, to the point marking the centre; it does not mean it entered the houses.
What was the weather like?
During the fire the temperature reached 30.0 °C, humidity dropped to 19 % and gusts hit 63 km/h. The fire danger index (FWI) reached 101, class Very extreme.
Where does this data come from?
From the EFFIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Ukraine (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: 25. Their median duration was 2 days and their median area 153 ha; 12 % went past 1,000 ha. Only 1 of its 25 twins burned more. The weather on the first day does not explain everything: the wind in the following days, the fuel and the firefighting also count. In 4 of 25, 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 2.5 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.

Emergency number: 101 · 112 · Emergency number and official warnings

Satellite cross-check

History of this page Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.

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
What do you think is wrong?

We will only use your email to reply about this report. Privacy. This is not an emergency service: if there is a fire now, call 101 · 112.

How we know this
  • Perimeter: EFFIS (Copernicus), mapped on satellite imagery; 2 polygons grouped in this page.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 36 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 and land cover come from the Copernicus European Forest Fire Information System (EFFIS), measured on MODIS and Sentinel-2 imagery and published under CC BY 4.0. 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 slightly from each country’s official figure.