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Hakha fire, 18 March 2022 Hakha

Out · last detection 21 Mar 2022, 19:37 UTC

The fire started on 18 March 2022 in Hakha, Myanmar, and satellites saw it burning for 4 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 2,790 hectares from heat detections, spread across a single municipality.

It is the 136th largest in Chin since 2016 (of 242 with a page). Number 36 in Myanmar in 2022, of 77.

Compare with…
Burnt area
2,790ha
GWIS perimeter (Copernicus)
Duration
4days
18 Mar 2022 – 21 Mar 2022
Municipalities hit
1
municipalities
Started on
18 Mar
2022
Heat detections
101
in a single hotspot: 46 MW
Danger at start
28
High · FWI index
Average daily power
222MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 18 Mar21 Mar
21 Mar 2022

How it evolved, day by day

18 Mar 2022 · 2 MW · 2 19 Mar 2022 · 6 MW · 4 20 Mar 2022 · 540 MW · 32 21 Mar 2022 · 338 MW · 45
18 Mar 19 Mar 20 Mar 21 Mar

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

The weather it burned in

37°high
32km/h · peak gust
25%lowest humidity

It had gone 24 days without rain (1 mm or more) when it started. Rain came after the fire: 7.7 mm on 23 Mar.

This area had burned before

64% of the perimeter overlaps earlier fires recorded since 2016: 233 ha in 2017, 1,281 ha in 2018, 933 ha in 2021. Part of it burned more than once, so the yearly figures add up to more than the 1,793 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 1.8% of the area of London (28 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. Hakha where it started
    2,802 ha
    0.6 %

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.

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)
18 Mar 36.0 °C 31 % 27 km/h 0.0 mm High 28
19 Mar 36.1 °C 28 % 32 km/h 0.0 mm High 30
20 Mar 36.5 °C 32 % 31 km/h 0.0 mm High 31
21 Mar 36.7 °C 25 % 31 km/h 0.0 mm High 32
22 Mar after 33.5 °C 32 % 30 km/h 0.2 mm High 32
23 Mar after 24.1 °C 76 % 15 km/h 7.7 mm Very low 0

Before and after, from space

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

Before · 11 Mar 2022
After · 28 Mar 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.

Detections table · 101Every 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 ›

Frequently asked questions

How long did the Hakha fire last?
GWIS (Copernicus) dates it between 18 March 2022 and 21 March 2022: 4 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 2,790 hectares (27.9 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Hakha (2,802 ha, 0.6 %).
What was the weather like?
During the fire the temperature reached 36.7 °C, humidity dropped to 25 % and gusts hit 32 km/h. The fire danger index (FWI) reached 32, class High.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Myanmar (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

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.

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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. 101 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 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.