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Zajas fire, October 2022 Општина Зајас · Zajas, Mavrovo and Rostusha

Out · last detection 5 Nov 2022, 01:02 UTC

The fire started on 31 October 2022 in Zajas, North Macedonia, and satellites saw it burning for 6 days. Copernicus mapped a burnt perimeter of 386 hectares from satellite imagery, spread across 2 municipalities.

It is the 18th largest in Southwest since 2016 (of 62 with a page). Number 4 in North Macedonia in 2022, of 9.

The power measured by the satellite is low (6.1 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
386ha
Copernicus perimeter
Duration
6days
31 Oct 2022 – 5 Nov 2022
Municipalities hit
2
municipalities
Started on
31 Oct
2022
Heat detections
33
in a single hotspot: 6 MW
Danger at start
9
Low · FWI index
Average daily power
15MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 31 Oct5 Nov
5 Nov 2022

How it evolved, day by day

31 Oct 2022 · 1 MW · 1 1 Nov 2022 · 13 MW · 4 2 Nov 2022 · 24 MW · 11 3 Nov 2022 · 47 MW · 14 4 Nov 2022 · 3 MW · 2 5 Nov 2022 · 1 MW · 1
31 Oct 1 Nov 2 Nov 3 Nov 4 Nov 5 Nov

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

The weather it burned in

21°high
40km/h · peak gust
33%lowest humidity

It had gone 16 days without rain (1 mm or more) when it started. Rain came after the fire: 4.6 mm on 5 Nov.

This area had burned before

No earlier perimeters overlap this fire since 2016, when the satellite record begins.

What happened to each town

  1. Zajas Општина Зајас 7.9 km from the centre where it started
    387 ha reached on 31 Oct
    2.4 %
  2. Mavrovo and Rostusha Општина Маврово и Ростуша 5,042 inhabitants · 26.7 km from the centre
    0 ha reached on 3 Nov
    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

  • Broadleaved forest97 %
  • Scrub and transitional woodland2.6 %

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)
31 Oct 19.2 °C 42 % 40 km/h 0.0 mm Low 9
1 Nov 20.8 °C 36 % 22 km/h 0.0 mm Low 8
2 Nov 20.6 °C 33 % 14 km/h 0.1 mm Low 8
3 Nov 18.3 °C 42 % 20 km/h 0.0 mm Low 8
4 Nov 17.0 °C 40 % 38 km/h 0.0 mm Low 10
5 Nov 13.0 °C 66 % 40 km/h 4.6 mm Very low 0

Before and after, from space

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

Before · 24 Oct 2022
After · 12 Nov 2022

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 1 November 2022 the air beside the fire reached 23 µg/m³ of PM2.5, but no daily average passed the WHO guideline (15).

PM2.5 peak23 µg/m³
Days over the guideline0 days
PM1034 µg/m³
Optical depth0.30
293031123456
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 · 33Every 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 North Macedonia ›

Frequently asked questions

How long did the Zajas fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 31 October 2022 to 5 November 2022 (6 days). The perimeter dates it from 31 October 2022 to 3 November 2022.
How much area did it burn?
The perimeter Copernicus measured from satellite imagery is 386 hectares (3.9 km²). Official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Zajas (387 ha, 2.4 %); Mavrovo and Rostusha (0 ha, 0.0 %).
Did the fire reach a town?
The fire started in Zajas and came within 7.9 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 20.8 °C, humidity dropped to 33 % and gusts hit 40 km/h. The fire danger index (FWI) reached 9, class Low.
Where does this data come from?
From the EFFIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of North Macedonia (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: 193 · 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
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 193 · 112.

How we know this
  • Perimeter: EFFIS (Copernicus), mapped on satellite imagery.
  • Dates adjusted with the VIIRS detections inside the perimeter, which said 31 October 2022 to 3 November 2022. 33 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 (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.