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Phookood fire, 26 March 2024 Phookood

Out · last detection 8 Apr 2024, 06:24 UTC

The fire started on 26 March 2024 in Phookood, Laos, and satellites saw it burning for 14 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 4,224 hectares from heat detections, spread across a single municipality.

It is the 27th largest in Xiangkhouang since 2016 (of 107 with a page). Number 22 in Laos in 2024, of 109.

Burnt area
4,224ha
GWIS perimeter (Copernicus)
Duration
14days
26 Mar 2024 – 8 Apr 2024
Municipalities hit
1
districts
Started on
26 Mar
2024
Heat detections
158
in a single hotspot: 293 MW
Danger at start
22
High · FWI index
Energy released
5.2GW
sum of detected power

Where it burned

8 Apr 2024
HOTSPOTS BY DAY 26 Mar8 Apr

How it evolved, day by day

2628301234568

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

The weather it burned in

34°high
43km/h · peak gust
27%lowest humidity

It had gone 6 days without rain (1 mm or more) when it started. Rain came after the fire: 3.9 mm on 11 Apr.

This area had burned before

40% of the perimeter overlaps earlier fires recorded since 2016: 1,702 ha in 2023.

What happened to each town

  1. Phookood where it started
    4,249 ha reached on 26 Mar
    1.7 %

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)
26 Mar 32.0 °C 34 % 22 km/h 0.0 mm High 22
27 Mar 31.1 °C 54 % 33 km/h 1.3 mm Low 9
28 Mar 30.7 °C 46 % 32 km/h 0.1 mm Moderate 15
29 Mar 31.5 °C 41 % 39 km/h 0.3 mm Moderate 19
30 Mar 30.8 °C 42 % 43 km/h 0.0 mm High 22
31 Mar 32.2 °C 38 % 41 km/h 0.0 mm High 22
1 Apr 33.7 °C 27 % 40 km/h 0.0 mm High 28
2 Apr 33.6 °C 30 % 42 km/h 0.0 mm High 30
3 Apr 34.0 °C 33 % 34 km/h 0.0 mm High 28
4 Apr 33.8 °C 36 % 30 km/h 0.0 mm High 27
5 Apr 33.8 °C 40 % 31 km/h 0.0 mm High 27
6 Apr 33.8 °C 43 % 34 km/h 0.0 mm High 26
7 Apr 33.9 °C 43 % 32 km/h 0.0 mm High 26
8 Apr 34.3 °C 47 % 27 km/h 0.0 mm High 23
9 Apr after 30.9 °C 61 % 31 km/h 0.4 mm Moderate 17
10 Apr after 28.3 °C 58 % 20 km/h 0.3 mm Moderate 16
11 Apr after 30.4 °C 60 % 26 km/h 3.9 mm Very low 4

Before and after, from space

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

Before · 19 Mar 2024
After · 15 Apr 2024

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 3 April 2024 the air beside the fire reached 146 µg/m³ of PM2.5. That day averaged 88: 5.9 times the WHO daily guideline (15).

PM2.5 peak146 µg/m³
Days over the guideline17 days
PM10214 µg/m³
Optical depth3.33
24252627282930311234567891011
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 · 158Every 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 Laos ›

Frequently asked questions

How long did the Phookood fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 26 March 2024 to 8 April 2024 (14 days). The perimeter dates it from 28 March 2024 to 6 April 2024.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 4,224 hectares (42.2 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Phookood (4,249 ha, 1.7 %).
What was the weather like?
During the fire the temperature reached 34.3 °C, humidity dropped to 27 % and gusts hit 43 km/h. The fire danger index (FWI) reached 30, class High.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Laos (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 ADM2 (Creative Commons Attribution 3.0 Intergovernmental Organisations (CC BY 3.0 IGO)). 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.