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Bilozerka fire, 5 June 2025 Білозерський район · Bilozerka

Out · last detection 7 Jun 2025, 10:28 UTC

The fire started on 5 June 2025 in Bilozerka, Ukraine, and satellites saw it burning for 3 days. Copernicus mapped a burnt perimeter of 310 hectares from satellite imagery, spread across a single municipality.

We are reviewing this page: some of its data look inconsistent (the place, the dates or the area), so treat them with caution.

The power measured by the satellite is low (21.4 MW in the strongest hotspot), more typical of grass or stubble burning, or a slow surface fire, than of a large crown fire.

Compare with…
Burnt area
310ha
Copernicus perimeter
Duration
3days
5 Jun 2025 – 7 Jun 2025
Municipalities hit
1
districts
Started on
5 Jun
2025
Heat detections
6
in a single hotspot: 21 MW
Danger at start
16
Moderate · FWI index
Average daily power
29MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 5 Jun7 Jun
7 Jun 2025

How it evolved, day by day

5 Jun 2025 · 11 MW · 1 6 Jun 2025 · 11 MW · 1 7 Jun 2025 · 65 MW · 4
5 Jun 6 Jun 7 Jun

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

The weather it burned in

27°high
28km/h · peak gust
39%lowest humidity

It had gone 8 days without rain (1 mm or more) when it started. Rain came after the fire: 2.1 mm on 12 Jun.

This area had burned before

4% of the perimeter overlaps earlier fires recorded since 2016: 13 ha in 2024.

What happened to each town

  1. Bilozerka Білозерський район 64,790 inhabitants · 10.6 km from the centre where it started
    7 ha
    0.0 %

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 areas55 %
  • Artificial surfaces25 %
  • Other natural land20 %

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

People and buildings inside the perimeter

GHSL 2025
Built-up area20 ha
Residents≈ 400

Inside the perimeter there were about 20 hectares of built-up land and about 400 residents (GHSL 2025, 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. The GHSL 2025 epoch is a projection made from 2020 and earlier data.

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)
6 Jun 27.2 °C 39 % 27 km/h 0.0 mm Moderate 16
7 Jun 26.1 °C 53 % 28 km/h 0.0 mm Moderate 14
8 Jun after 28.0 °C 44 % 24 km/h 0.0 mm Moderate 14
9 Jun after 29.3 °C 42 % 31 km/h 0.0 mm Moderate 17
10 Jun after 26.2 °C 35 % 43 km/h 0.0 mm High 22
11 Jun after 25.3 °C 38 % 30 km/h 0.0 mm Moderate 17
12 Jun after 24.3 °C 44 % 39 km/h 2.1 mm Low 8

Before and after, from space

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

Before · 29 May 2025
After · 14 Jun 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 5 June 2025 the air beside the fire reached 26 µg/m³ of PM2.5, but no daily average passed the WHO guideline (15).

PM2.5 peak26 µg/m³
Days over the guideline0 days
PM1028 µg/m³
Optical depth0.32
45678910
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 · 6Every 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 Bilozerka fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 5 June 2025 to 7 June 2025 (3 days). The perimeter dates it from 6 June 2025 to 7 June 2025.
How much area did it burn?
The perimeter Copernicus measured from satellite imagery is 310 hectares (3.1 km²). Official national figures may differ.
Which municipalities burned?
The fire only entered Bilozerka (7 ha, 0.0 %).
Did the fire reach a town?
The fire started in Bilozerka and came within 10.6 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 27.2 °C, humidity dropped to 39 % and gusts hit 28 km/h. The fire danger index (FWI) reached 16, class Moderate.
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.

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.

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.

Report an error
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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.
  • Dates adjusted with the VIIRS detections inside the perimeter, which said 6 June 2025 to 7 June 2025. 6 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 2025, 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 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.