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Gallodoro fire, July 2021 Gallodoro, Forza d'Agrò, Letojanni

Out · last detection 1 Aug 2021, 01:47 UTC

The fire started on 29 July 2021 in Gallodoro, Italy, and satellites saw it burning for 4 days. Copernicus mapped a burnt perimeter of 222 hectares from satellite imagery, spread across 3 municipalities.

It is the 34th largest in Messina since 2016 (of 70 with a page). Number 135 in Italy in 2021, of 291.

The power measured by the satellite is low (19.1 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
222ha
Copernicus perimeter
Duration
4days
29 Jul 2021 – 1 Aug 2021
Municipalities hit
3
municipalities
Started on
29 Jul
2021
Heat detections
14
in a single hotspot: 19 MW
Danger at start
22
High · FWI index
Average daily power
39MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 29 Jul1 Aug
1 Aug 2021

How it evolved, day by day

30 Jul 2021 · 100 MW · 11 31 Jul 2021 · 11 MW · 2 1 Aug 2021 · 5 MW · 1
30 Jul 31 Jul 1 Aug

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

The weather it burned in

35°high
28km/h · peak gust
31%lowest humidity

It had gone 10 days without rain (1 mm or more) when it started.

This area had burned before

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

What happened to each town

  1. Gallodoro 336 inhabitants · 0.3 km from the town where it started
    169 ha reached on 30 Jul
    24 %
  2. 39 ha reached on 31 Jul
    3.5 %
  3. Letojanni 2,842 inhabitants · 0.6 km from the town
    14 ha
    2.1 %

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 areas72 %
  • Other natural land18 %
  • Broadleaved forest9.9 %

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)
29 Jul 32.7 °C 35 % 24 km/h 0.0 mm High 22
30 Jul 34.6 °C 32 % 22 km/h 0.0 mm High 26
31 Jul 32.4 °C 37 % 21 km/h 0.0 mm High 26
1 Aug 35.2 °C 31 % 28 km/h 0.0 mm High 28
2 Aug after 29.6 °C 57 % 32 km/h 0.1 mm Moderate 21
3 Aug after 30.0 °C 47 % 30 km/h 0.0 mm High 23
4 Aug after 33.6 °C 37 % 25 km/h 0.0 mm High 25
5 Aug after 28.5 °C 63 % 37 km/h 0.0 mm Moderate 20
6 Aug after 27.3 °C 47 % 40 km/h 0.0 mm Moderate 20
7 Aug after 28.9 °C 46 % 22 km/h 0.0 mm Moderate 18
8 Aug after 30.5 °C 50 % 28 km/h 0.0 mm Moderate 21
9 Aug after 31.4 °C 45 % 22 km/h 0.0 mm Moderate 21
10 Aug after 33.9 °C 30 % 21 km/h 0.0 mm High 28
11 Aug after 34.6 °C 32 % 32 km/h 0.0 mm High 32

Before and after, from space

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

Before · 22 Jul 2021
After · 8 Aug 2021

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 30 July 2021 the air beside the fire reached 43 µg/m³ of PM2.5. That day averaged 27: 1.8 times the WHO daily guideline (15).

PM2.5 peak43 µg/m³
Days over the guideline8 days
PM1058 µg/m³
27282930311234
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 · 14Every 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 Italy ›

Frequently asked questions

How long did the Gallodoro fire last?
Copernicus dates it between 29 July 2021 and 1 August 2021: 4 days between the first and last image with fire.
How much area did it burn?
The perimeter Copernicus measured from satellite imagery is 222 hectares (2.2 km²). Official national figures may differ.
Which municipalities burned?
The fire entered 3 municipalities: Gallodoro (169 ha, 24 %); Forza d'Agrò (39 ha, 3.5 %); Letojanni (14 ha, 2.1 %).
Did the fire reach a town?
The closest fire to a town centre came within 0.3 km of Gallodoro. That is the distance to the perimeter or nearest hotspot; it does not mean it entered the houses.
What was the weather like?
During the fire the temperature reached 35.2 °C, humidity dropped to 31 % and gusts hit 28 km/h. The fire danger index (FWI) reached 28, class High.
Where does this data come from?
From the EFFIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Italy (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 · 1515

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 · 1515.

How we know this
  • Perimeter: EFFIS (Copernicus), mapped on satellite imagery.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 14 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 ADM4 (Creative Commons Attribution 3.0 License). 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.