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Tichy fire, October 2023 تيشي · Tichy, Tizi N'Berber, Boukhelifa

Out · last detection 20 Oct 2023, 02:00 UTC

The fire started on 16 October 2023 in Tichy, Algeria, and satellites saw it burning for 5 days. Copernicus mapped a burnt perimeter of 2,444 hectares from satellite imagery, spread across 3 municipalities.

It is the 10th largest in Bejaia since 2016 (of 101 with a page). Number 9 in Algeria in 2023, of 86.

Compare with…
Burnt area
2,444ha
Copernicus perimeter
Duration
5days
16 Oct 2023 – 20 Oct 2023
Municipalities hit
3
communes
Started on
16 Oct
2023
Heat detections
114
in a single hotspot: 240 MW
Danger at start
25
High · FWI index
Average daily power
746MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 16 Oct20 Oct
20 Oct 2023

How it evolved, day by day

16 Oct 2023 · 11 MW · 2 18 Oct 2023 · 2,082 MW · 44 19 Oct 2023 · 37 MW · 4 20 Oct 2023 · 852 MW · 64
16 Oct 18 Oct 19 Oct 20 Oct

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
82km/h · peak gust
13%lowest humidity

It had gone 22 days without rain (1 mm or more) when it started. Rain came after the fire: 1.0 mm on 21 Oct.

This area had burned before

8% of the perimeter overlaps earlier fires recorded since 2016: 114 ha in 2020, 65 ha in 2021, 11 ha in 2022.

How big is it?

10 km
It burned the equivalent of 1.5% of the area of London (24 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. Tichy تيشي 16,546 inhabitants · 5.5 km from the centre where it started
    929 ha reached on 16 Oct
    17 %
  2. Tizi N'Berber تيزي أنبربار 12,624 inhabitants · 3.2 km from the centre
    707 ha reached on 18 Oct
    13 %
  3. Boukhelifa بوخليفة 8,766 inhabitants · 2.2 km from the centre
    457 ha reached on 20 Oct
    3.9 %

Burnt area inside each municipality, from crossing the official 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.

What burned

  • Mixed forest67 %
  • Other natural land33 %

Land cover inside the perimeter as reported by Copernicus EFFIS (outside the Corine Land Cover area).

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)
16 Oct 27.0 °C 29 % 26 km/h 0.0 mm High 25
17 Oct 32.9 °C 15 % 58 km/h 0.0 mm Very high 46
18 Oct 33.6 °C 13 % 60 km/h 0.0 mm Extreme 52
19 Oct 30.1 °C 20 % 80 km/h 0.0 mm Extreme 54
20 Oct 28.8 °C 19 % 82 km/h 0.1 mm Extreme 53
21 Oct after 23.7 °C 29 % 44 km/h 1.0 mm High 23

Before and after, from space

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

Before · 9 Oct 2023
After · 27 Oct 2023

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 18 October 2023 the air beside the fire reached 38 µg/m³ of PM2.5. That day averaged 30: 2.0 times the WHO daily guideline (15).

PM2.5 peak38 µg/m³
Days over the guideline4 days
PM10175 µg/m³
Optical depth0.63
14151617181920212223
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 · 114Every 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 Algeria ›

Frequently asked questions

How long did the Tichy fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 16 October 2023 to 20 October 2023 (5 days). The perimeter dates it from 18 October 2023 to 20 October 2023.
How much area did it burn?
The perimeter Copernicus measured from satellite imagery is 2,444 hectares (24.4 km²). Official national figures may differ.
Which municipalities burned?
The fire entered 3 municipalities: Tichy (929 ha, 17 %); Tizi N'Berber (707 ha, 13 %); Boukhelifa (457 ha, 3.9 %).
Did the fire reach a town?
The fire came within 2.2 km of the centre of Boukhelifa, the closest of the areas it touched. That is the distance from the perimeter, or the nearest hotspot, to the point marking the centre; it does not mean it entered the houses.
What was the weather like?
During the fire the temperature reached 33.6 °C, humidity dropped to 13 % and gusts hit 82 km/h. The fire danger index (FWI) reached 54, class Extreme.
Where does this data come from?
From the EFFIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Algeria (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: 14 · 1021 · Emergency number and official warnings ›

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.

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 14 · 1021.

How we know this
  • Perimeter: EFFIS (Copernicus), mapped on satellite imagery; 2 polygons grouped in this page.
  • Dates adjusted with the VIIRS detections inside the perimeter, which said 18 October 2023 to 20 October 2023. 114 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 and land cover come from the Copernicus European Forest Fire Information System (EFFIS), measured on MODIS and Sentinel-2 imagery and published under CC BY 4.0. 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-ShareAlike 2.0). The area per municipality is computed by WorldFires by crossing the perimeter with those boundaries, so it may differ slightly from each country’s official figure.