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MX · Mexico · –

Cuauhtémoc fire, May 2017 Cuauhtémoc

Out · last detection 16 May 2017, 20:30 UTC

The fire started on 10 May 2017 in Cuauhtémoc, Mexico, and satellites saw it burning for 7 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 8,344 hectares from heat detections, spread across a single municipality. According to CONAFOR, it was detected on 10 May 2017 and declared extinguished on 15 May 2017.

It is the 26th largest in Chihuahua since 2016 (of 229 with a page). Number 29 in Mexico in 2017, of 374.

Burnt area
8,344ha
GWIS perimeter (Copernicus)
Duration
7days
10 May 2017 – 16 May 2017
Municipalities hit
1
municipalities
Started on
10 May
2017
Heat detections
331
in a single hotspot: 210 MW
Danger at start
72
Very extreme · FWI index
Average daily power
682MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 10 May16 May
16 May 2017

How it evolved, day by day

10 May 2017 · 3,935 MW · 102 11 May 2017 · 432 MW · 82 12 May 2017 · 309 MW · 118 13 May 2017 · 13 MW · 13 14 May 2017 · 62 MW · 7 15 May 2017 · 1 MW · 2 16 May 2017 · 21 MW · 7
10 May 12 May 14 May 16 May

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

The weather it burned in

28°high
76km/h · peak gust
13%lowest humidity

It had gone 16 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.

How big is it?

10 km
It burned the equivalent of 5.3% of the area of London (83 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. Cuauhtémoc 180,638 inhabitants where it started
    8,390 ha reached on 10 May
    2.3 %

Burnt area inside each municipality, from crossing the GWIS 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.

People and buildings inside the perimeter

GHSL 2015
Built-up area1.0 ha
Residents< 20

Inside the perimeter there were about 1.0 hectares of built-up land and almost nobody lived there (GHSL 2015, 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.

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

Official record

According to CONAFOR, this fire started on 10 May 2017 and burned 8,484 ha (the satellite measured 8,344 ha).

CONAFOR (Comisión Nacional Forestal), estadística de incendios forestales en datos.gob.mx (CC BY 4.0). This is the agency’s consolidated statistic: it measures the area in its own way, which is why it can differ from the satellite.

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: 19 % of the area in Mexico Strong wind: 19 % of the area in Mexico

Day High Min. humidity Peak gust Rain Danger (FWI)
10 May 21.8 °C 21 % 62 km/h 0.0 mm Very extreme 72
11 May 24.8 °C 18 % 33 km/h 0.0 mm Very high 45
12 May 26.6 °C 14 % 37 km/h 0.0 mm Very high 50
13 May 27.7 °C 14 % 34 km/h 0.0 mm Very high 47
14 May 27.4 °C 13 % 38 km/h 0.0 mm Extreme 54
15 May 25.8 °C 22 % 52 km/h 0.0 mm Extreme 61
16 May 24.0 °C 17 % 76 km/h 0.0 mm Very extreme 96
17 May after 26.4 °C 10 % 54 km/h 0.0 mm Extreme 69
18 May after 25.3 °C 18 % 55 km/h 0.0 mm Very extreme 73
19 May after 25.9 °C 16 % 46 km/h 0.0 mm Extreme 62
20 May after 27.7 °C 14 % 38 km/h 0.0 mm Extreme 54
21 May after 28.1 °C 11 % 38 km/h 0.0 mm Very high 43
22 May after 27.6 °C 19 % 41 km/h 0.0 mm Very high 38
23 May after 28.7 °C 15 % 37 km/h 0.0 mm Extreme 51
24 May after 30.9 °C 11 % 45 km/h 0.0 mm Extreme 56
25 May after 28.5 °C 12 % 59 km/h 0.0 mm Very extreme 83
26 May after 28.7 °C 22 % 55 km/h 0.0 mm Extreme 58

Its twins: fires that started in the same weather

It started with an FWI of 71.7, a minimum humidity of 21% and 16 days without rain. Fires in the area that started in weather like this since 2016: 15.

FWI at the start 71.7
Minimum humidity 21 %
Days without rain 16
this fire chosen twins rest of the area
Almost identicalSimilar

Outlines of the closest twins

Casas Grandes fire, May 2019
1,551 ha 4 days FWI 72.7 Min. humidity 19 % 200 km away, in 2019

First rain (1 mm or more) after it ended: none in the following ten days.

What happened to them

6 days
median duration
2,623 ha
median area
100 %
went past 1,000 ha
4.0 mm
rain at the end (median; 8 of 15 had it)

It was 3.2 times larger than the median of its twins and lasted 7 days, against 6 days.

Only 4 of its 15 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 7 of 15, 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 4.0 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
76km/h · max. gust

It was considered over on 16 May, and not even 1 mm fell in the following ten days: it went out without rain. Twins with rain when they ended: 8 of 15, with a median of 4.0 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 · 3 May 2017
After · 23 May 2017

If the day is cloudy, change the date: each satellite passes once a day. In false colour the burnt ground looks brown or red.

Detections table · 331Every 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 Mexico

Frequently asked questions

How long did the Cuauhtémoc fire last?
GWIS (Copernicus) dates it between 10 May 2017 and 16 May 2017: 7 days between the first and last heat detection of the perimeter. According to CONAFOR, it was detected on 10 May 2017 and declared extinguished on 15 May 2017.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 8,344 hectares (83.4 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Cuauhtémoc (8,390 ha, 2.3 %).
What was the weather like?
During the fire the temperature reached 27.7 °C, humidity dropped to 13 % and gusts hit 76 km/h. The fire danger index (FWI) reached 96, class Very extreme.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Mexico (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: 15. Their median duration was 6 days and their median area 2,623 ha; 100 % went past 1,000 ha. Only 4 of its 15 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 7 of 15, 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 4.0 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: 911 · 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
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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 911.

How we know this
  • Perimeter: GWIS (Copernicus), rebuilt from heat detections rather than mapped on imagery.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 331 Suomi-NPP VIIRS detections on those dates.
  • Compared with CONAFOR: 8,484 official ha against 8,344 ha of perimeter; they agree within 25%.
  • 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 2015, 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 comes from the Copernicus Global Wildfire Information System (GWIS), which rebuilds it from MODIS and VIIRS heat detections and publishes it under CC BY 4.0. It is not measured on imagery as in Europe, so it is an estimate. 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 (CC BY 4.0)). The area per municipality is computed by WorldFires by crossing the perimeter with those boundaries, so it may differ from each country’s official figure.