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Sidoktaya fire, March 2022 Sidoktaya, Saw

Out · last detection 21 Mar 2022, 07:08 UTC

The fire started on 9 March 2022 in Sidoktaya, Myanmar, and satellites saw it burning for 13 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 10,516 hectares from heat detections, spread across 2 municipalities.

It is the 14th largest in Magway since 2016 (of 190 with a page). Number 3 in Myanmar in 2022, of 77.

Compare with…
Burnt area
10,516ha
GWIS perimeter (Copernicus)
Duration
13days
9 Mar 2022 – 21 Mar 2022
Municipalities hit
2
municipalities
Started on
9 Mar
2022
Heat detections
570
in a single hotspot: 83 MW
Danger at start
34
High · FWI index
Average daily power
272MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 9 Mar21 Mar
21 Mar 2022

How it evolved, day by day

9 Mar 2022 · 3 MW · 2 10 Mar 2022 · 41 MW · 15 11 Mar 2022 · 733 MW · 58 12 Mar 2022 · 199 MW · 53 13 Mar 2022 · 50 MW · 14 14 Mar 2022 · 98 MW · 28 15 Mar 2022 · 496 MW · 51 16 Mar 2022 · 343 MW · 59 17 Mar 2022 · 241 MW · 86 18 Mar 2022 · 190 MW · 49 19 Mar 2022 · 593 MW · 89 20 Mar 2022 · 240 MW · 40 21 Mar 2022 · 307 MW · 26
9 Mar 11 Mar 13 Mar 15 Mar 17 Mar 19 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

40°high
37km/h · peak gust
17%lowest humidity

It had gone 52 days without rain (1 mm or more) when it started. Rain came after the fire: 7.9 mm on 22 Mar.

This area had burned before

85% of the perimeter overlaps earlier fires recorded since 2016: 6,104 ha in 2016, 3,261 ha in 2017, 1,430 ha in 2018, 1,246 ha in 2019, 1,167 ha in 2020, 1,984 ha in 2021. Part of it burned more than once, so the yearly figures add up to more than the 8,918 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 6.6% of the area of London (105 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. Sidoktaya where it started
    8,843 ha reached on 9 Mar
    3.1 %
  2. Saw
    1,738 ha reached on 11 Mar
    1.0 %

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 2020
Built-up area1.4 ha
Residents≈ 400

Inside the perimeter there were about 1.4 hectares of built-up land and about 400 residents (GHSL 2020, 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

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)
9 Mar 37.4 °C 24 % 26 km/h 0.0 mm High 34
10 Mar 38.0 °C 20 % 26 km/h 0.0 mm High 37
11 Mar 38.5 °C 17 % 24 km/h 0.0 mm Very high 40
12 Mar 38.6 °C 21 % 26 km/h 0.0 mm Very high 40
13 Mar 38.3 °C 26 % 30 km/h 0.0 mm Very high 40
14 Mar 39.3 °C 24 % 31 km/h 0.0 mm Very high 42
15 Mar 39.8 °C 21 % 32 km/h 0.0 mm Very high 43
16 Mar 38.5 °C 22 % 30 km/h 0.0 mm Very high 44
17 Mar 36.7 °C 26 % 30 km/h 0.0 mm Very high 39
18 Mar 38.0 °C 25 % 31 km/h 0.0 mm Very high 39
19 Mar 38.8 °C 23 % 33 km/h 0.0 mm Very high 42
20 Mar 39.4 °C 21 % 28 km/h 0.0 mm Very high 44
21 Mar 39.0 °C 24 % 37 km/h 0.0 mm Very high 43
22 Mar after 28.4 °C 51 % 26 km/h 7.9 mm Very low 3

Before and after, from space

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

Before · 2 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 · 570Every 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 Sidoktaya fire last?
GWIS (Copernicus) dates it between 9 March 2022 and 21 March 2022: 13 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 10,516 hectares (105.2 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Sidoktaya (8,843 ha, 3.1 %); Saw (1,738 ha, 1.0 %).
What was the weather like?
During the fire the temperature reached 39.8 °C, humidity dropped to 17 % and gusts hit 37 km/h. The fire danger index (FWI) reached 44, class Very 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; 2 polygons grouped in this page.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 570 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.
  • Built-up area and population come from the JRC Global Human Settlement Layer (epoch 2020, 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 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.