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Omala fire, January 2025 Omala, Agatu

Out · last detection 1 Feb 2025, 13:01 UTC

The fire started on 28 January 2025 in Omala, Nigeria, and satellites saw it burning for 5 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 3,061 hectares from heat detections, spread across 2 municipalities.

It is the 17th largest in Kogi since 2016 (of 48 with a page). Number 141 in Nigeria in 2025, of 294.

Burnt area
3,061ha
GWIS perimeter (Copernicus)
Duration
5days
28 Jan 2025 – 1 Feb 2025
Municipalities hit
2
local government areas
Started on
28 Jan
2025
Heat detections
102
in a single hotspot: 47 MW
Danger at start
44
Very high · FWI index
Energy released
883MW
sum of detected power

Where it burned

1 Feb 2025
HOTSPOTS BY DAY 28 Jan1 Feb

How it evolved, day by day

282930311

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
34km/h · peak gust
17%lowest humidity

It had gone more than two months without rain (1 mm or more) when it started.

This area had burned before

100% of the perimeter overlaps earlier fires recorded since 2016: 69 ha in 2017, 2,111 ha in 2018, 2,185 ha in 2019, 1,594 ha in 2020, 2,393 ha in 2021, 2,840 ha in 2022, 2,131 ha in 2023, 2,983 ha in 2024. Part of it burned more than once, so the yearly figures add up to more than the 3,081 ha that had burned before.

What happened to each town

  1. Omala where it started
    1,934 ha reached on 28 Jan
    1.2 %
  2. 1,147 ha reached on 28 Jan
    1.1 %

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)
28 Jan 37.2 °C 19 % 34 km/h 0.0 mm Very high 44
29 Jan 36.3 °C 17 % 30 km/h 0.0 mm Very high 44
30 Jan 36.5 °C 18 % 32 km/h 0.0 mm Very high 44
31 Jan 36.4 °C 19 % 30 km/h 0.0 mm Very high 43
1 Feb 36.6 °C 23 % 28 km/h 0.0 mm Very high 42
2 Feb after 36.8 °C 30 % 19 km/h 0.0 mm High 37
3 Feb after 37.5 °C 25 % 22 km/h 0.0 mm High 36
4 Feb after 37.6 °C 19 % 28 km/h 0.0 mm Very high 42
5 Feb after 37.9 °C 31 % 25 km/h 0.0 mm Very high 40
6 Feb after 37.4 °C 33 % 21 km/h 0.0 mm High 36
7 Feb after 37.4 °C 29 % 24 km/h 0.0 mm High 37
8 Feb after 37.3 °C 26 % 22 km/h 0.0 mm High 37
9 Feb after 38.5 °C 27 % 22 km/h 0.0 mm High 38
10 Feb after 38.3 °C 27 % 24 km/h 0.0 mm High 37
11 Feb after 37.9 °C 21 % 31 km/h 0.0 mm Very high 42

Before and after, from space

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

Before · 21 Jan 2025
After · 8 Feb 2025

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 1 February 2025 the air beside the fire reached 131 µg/m³ of PM2.5. That day averaged 90: 6.0 times the WHO daily guideline (15).

PM2.5 peak131 µg/m³
Days over the guideline10 days
PM10352 µg/m³
Optical depth0.88
2627282930311234
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 · 102Every 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 Nigeria ›

Frequently asked questions

How long did the Omala fire last?
GWIS (Copernicus) dates it between 28 January 2025 and 1 February 2025: 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 3,061 hectares (30.6 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Omala (1,934 ha, 1.2 %); Agatu (1,147 ha, 1.1 %).
What was the weather like?
During the fire the temperature reached 37.2 °C, humidity dropped to 17 % and gusts hit 34 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 Nigeria (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.

Emergency number: 112

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.

Report an error
What do you think is wrong?

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 112.

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 International (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.