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Falam fire, 11 April 2026 Falam

Out · last detection 15 Apr 2026, 06:14 UTC

The fire started on 11 April 2026 in Falam, Myanmar (Burma), and satellites saw it burning for 5 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 3,889 hectares from heat detections, spread across a single municipality.

It is the 77th largest in Chin since 2016 (of 244 with a page). Number 154 in Myanmar (Burma) in 2026, of 418.

Burnt area
3,889ha
GWIS perimeter (Copernicus)
Duration
5days
11 Apr 2026 – 15 Apr 2026
Municipalities hit
1
municipalities
Started on
11 Apr
2026
Heat detections
64
in a single hotspot: 81 MW
Danger at start
27
High · FWI index
Energy released
989MW
sum of detected power

Where it burned

15 Apr 2026
HOTSPOTS BY DAY 11 Apr15 Apr

How it evolved, day by day

1112131415

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
35km/h · peak gust
23%lowest humidity

It had gone one day without rain (1 mm or more) when it started.

This area had burned before

86% of the perimeter overlaps earlier fires recorded since 2016: 1,790 ha in 2016, 742 ha in 2017, 306 ha in 2019, 1,911 ha in 2020, 1,558 ha in 2023, 1,735 ha in 2024, 2,292 ha in 2025. Part of it burned more than once, so the yearly figures add up to more than the 3,357 ha that had burned before.

What happened to each town

  1. Falam where it started
    3,903 ha reached on 11 Apr
    1.5 %

Burnt area inside each municipality, from crossing the GWIS 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.

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)
11 Apr 31.5 °C 26 % 35 km/h 0.0 mm High 27
12 Apr 33.1 °C 23 % 33 km/h 0.0 mm High 30
13 Apr 33.7 °C 30 % 26 km/h 0.0 mm High 28
14 Apr 35.3 °C 25 % 26 km/h 0.0 mm High 28
15 Apr 34.8 °C 24 % 30 km/h 0.0 mm High 31
16 Apr after 33.5 °C 28 % 22 km/h 0.1 mm High 29
17 Apr after 34.3 °C 33 % 19 km/h 0.0 mm High 29
18 Apr after 34.3 °C 35 % 22 km/h 0.0 mm High 28
19 Apr after 33.8 °C 35 % 23 km/h 0.0 mm High 28
20 Apr after 36.2 °C 26 % 38 km/h 0.0 mm High 34
21 Apr after 35.3 °C 29 % 36 km/h 0.0 mm High 34
22 Apr after 36.2 °C 28 % 35 km/h 0.1 mm High 33
23 Apr after 35.5 °C 27 % 25 km/h 0.0 mm High 31
24 Apr after 37.3 °C 29 % 24 km/h 0.0 mm High 31
25 Apr after 35.2 °C 36 % 26 km/h 0.0 mm High 31

Before and after, from space

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

Before · 4 Apr 2026
After · 22 Apr 2026

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 17 April 2026 the air beside the fire reached 141 µg/m³ of PM2.5. That day averaged 89: 5.9 times the WHO daily guideline (15).

PM2.5 peak141 µg/m³
Days over the guideline10 days
PM10172 µg/m³
Optical depth1.55
9101112131415161718
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 · 64Every 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 Myanmar (Burma) ›

Frequently asked questions

How long did the Falam fire last?
GWIS (Copernicus) dates it between 11 April 2026 and 15 April 2026: 5 days between the first and last heat detection of the perimeter.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 3,889 hectares (38.9 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Falam (3,903 ha, 1.5 %).
What was the weather like?
During the fire the temperature reached 35.3 °C, humidity dropped to 23 % and gusts hit 35 km/h. The fire danger index (FWI) reached 31, class High.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Myanmar (Burma) (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.

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.

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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 ADM3 (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.