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LELESE fire, March 2025 LELESE

Out · last detection 9 Mar 2025, 11:55 UTC

The fire started on 6 March 2025 in LELESE, Romania, and satellites saw it burning for 3 days. Copernicus mapped a burnt perimeter of 930 hectares from satellite imagery, spread across a single municipality.

It is the 3th largest in Hunedoara since 2016 (of 72 with a page). Number 6 in Romania in 2025, of 137.

The power measured by the satellite is low (6.4 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
930ha
Copernicus perimeter
Duration
3days
6 Mar 2025 – 8 Mar 2025
Municipalities hit
1
municipalities
Started on
6 Mar
2025
Heat detections
13
in a single hotspot: 6 MW
Danger at start
3
Very low · FWI index
Energy released
25MW
sum of detected power

Where it burned

9 Mar 2025
HOTSPOTS BY DAY 6 Mar8 Mar

How it evolved, day by day

689

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

The weather it burned in

17°high
22km/h · peak gust
18%lowest humidity

It had gone 4 days without rain (1 mm or more) when it started. Rain came after the fire: 1.8 mm on 11 Mar.

This area had burned before

48% of the perimeter overlaps earlier fires recorded since 2016: 448 ha in 2022.

What happened to each town

  1. LELESE where it started
    930 ha reached on 6 Mar
    12 %

Burnt area inside each municipality, from crossing the official 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.

What burned

  • Agricultural areas66 %
  • Broadleaved forest24 %
  • Mixed forest9.4 %

Land cover inside the perimeter according to Corine Land Cover, as reported by Copernicus.

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)
6 Mar 14.9 °C 21 % 22 km/h 0.0 mm Very low 3
7 Mar 16.4 °C 20 % 20 km/h 0.0 mm Very low 4
8 Mar 16.6 °C 18 % 21 km/h 0.0 mm Low 6
9 Mar after 15.7 °C 23 % 16 km/h 0.0 mm Low 6
10 Mar after 16.9 °C 21 % 40 km/h 0.0 mm Low 10
11 Mar after 15.1 °C 43 % 55 km/h 1.8 mm Very low 2

Before and after, from space

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

Before · 27 Feb 2025
After · 15 Mar 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 9 March 2025 the air beside the fire reached 27 µg/m³ of PM2.5. That day averaged 18: 1.2 times the WHO daily guideline (15).

PM2.5 peak27 µg/m³
Days over the guideline1 day
PM1039 µg/m³
Optical depth0.55
4567891011
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 · 13Every 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 Romania ›

Frequently asked questions

How long did the LELESE fire last?
Copernicus dates it between 6 March 2025 and 8 March 2025: 3 days between the first and last image with fire.
How much area did it burn?
The perimeter Copernicus measured from satellite imagery is 930 hectares (9.3 km²). Official national figures may differ.
Which municipalities burned?
The fire only entered LELESE (930 ha, 12 %).
What was the weather like?
During the fire the temperature reached 16.6 °C, humidity dropped to 18 % and gusts hit 22 km/h. The fire danger index (FWI) reached 6, class Low.
Where does this data come from?
From the EFFIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Romania (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.

Emergency number: 112

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.

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 112.

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 (Creative Commons Attribution 4.0 International (CC BY 4.0)). 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.