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Ussa fire, 8 January 2026 Ussa

Out · last detection 29 Jan 2026, 13:18 UTC

The fire started on 8 January 2026 in Ussa, Nigeria, and satellites saw it burning for 21 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 6,872 hectares from heat detections, spread across a single municipality.

It is the 12th largest in Taraba since 2016 (of 160 with a page). Number 36 in Nigeria in 2026, of 258.

Burnt area
6,872ha
GWIS perimeter (Copernicus)
Duration
21days
8 Jan 2026 – 28 Jan 2026
Municipalities hit
1
local government areas
Started on
8 Jan
2026
Heat detections
245
in a single hotspot: 41 MW
Danger at start
28
High · FWI index
Energy released
1.4GW
sum of detected power

Where it burned

29 Jan 2026
HOTSPOTS BY DAY 8 Jan28 Jan

How it evolved, day by day

81011121314151617181920212223242526272829

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
28km/h · peak gust
12%lowest humidity

It had gone 57 days without rain (1 mm or more) when it started.

This area had burned before

67% of the perimeter overlaps earlier fires recorded since 2016: 2,200 ha in 2016, 403 ha in 2017, 1,309 ha in 2018, 525 ha in 2019, 2,342 ha in 2020, 1,869 ha in 2021, 126 ha in 2022, 869 ha in 2023, 1 ha in 2025. Part of it burned more than once, so the yearly figures add up to more than the 4,606 ha that had burned before.

What happened to each town

  1. Ussa where it started
    6,917 ha reached on 5 Jan
    7.3 %

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)
8 Jan 33.6 °C 41 % 28 km/h 0.0 mm High 28
9 Jan 37.2 °C 12 % 23 km/h 0.0 mm Very high 41
10 Jan 36.1 °C 14 % 24 km/h 0.0 mm Very high 42
11 Jan 35.6 °C 18 % 24 km/h 0.0 mm Very high 43
12 Jan 36.1 °C 21 % 23 km/h 0.0 mm Very high 41
13 Jan 36.3 °C 18 % 27 km/h 0.0 mm Very high 44
14 Jan 34.2 °C 23 % 27 km/h 0.0 mm Very high 40
15 Jan 35.3 °C 24 % 22 km/h 0.0 mm Very high 39
16 Jan 36.2 °C 23 % 21 km/h 0.0 mm Very high 40
17 Jan 36.2 °C 19 % 19 km/h 0.0 mm Very high 39
18 Jan 35.8 °C 34 % 22 km/h 0.0 mm High 33
19 Jan 35.8 °C 40 % 23 km/h 0.0 mm High 31
20 Jan 35.8 °C 38 % 22 km/h 0.6 mm High 26
21 Jan 35.3 °C 39 % 22 km/h 0.0 mm High 26
22 Jan 34.2 °C 43 % 25 km/h 0.0 mm High 26
23 Jan 36.9 °C 19 % 23 km/h 0.0 mm Very high 39
24 Jan 35.8 °C 22 % 23 km/h 0.0 mm Very high 38
25 Jan 36.6 °C 19 % 27 km/h 0.0 mm Very high 40
26 Jan 36.6 °C 17 % 28 km/h 0.0 mm Very high 40
27 Jan 36.2 °C 17 % 26 km/h 0.0 mm Very high 42
28 Jan 35.4 °C 17 % 26 km/h 0.0 mm Very high 42
29 Jan after 36.6 °C 17 % 27 km/h 0.0 mm Very high 42
30 Jan after 35.3 °C 18 % 28 km/h 0.0 mm Very high 42
31 Jan after 36.7 °C 27 % 23 km/h 0.0 mm Very high 38
1 Feb after 36.6 °C 33 % 22 km/h 0.0 mm High 34
2 Feb after 38.6 °C 22 % 25 km/h 0.0 mm Very high 39
3 Feb after 38.8 °C 25 % 25 km/h 0.0 mm Very high 39
4 Feb after 36.3 °C 28 % 26 km/h 0.0 mm Very high 42
5 Feb after 38.1 °C 26 % 26 km/h 0.0 mm Very high 40
6 Feb after 37.2 °C 30 % 26 km/h 0.0 mm High 37
7 Feb after 36.2 °C 34 % 23 km/h 0.0 mm High 34

Before and after, from space

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

Before · 1 Jan 2026
After · 4 Feb 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 30 January 2026 the air beside the fire reached 114 µg/m³ of PM2.5. That day averaged 97: 6.5 times the WHO daily guideline (15).

PM2.5 peak114 µg/m³
Days over the guideline26 days
PM10358 µg/m³
Optical depth1.06
678910111213141516171819202122232425262728293031
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 · 245Every 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 Ussa fire last?
GWIS (Copernicus) dates it between 8 January 2026 and 28 January 2026: 21 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 6,872 hectares (68.7 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Ussa (6,917 ha, 7.3 %).
What was the weather like?
During the fire the temperature reached 37.2 °C, humidity dropped to 12 % and gusts hit 28 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
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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.