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TH · Thailand · Chiang Rai Province

Wildfires in Mae Chan แม่จัน

Mae Chan, Thailand, has had 20 large fires recorded by GWIS since 2016: 25,174 hectares burned inside its boundaries, 34% of its area. Fire danger today: very low (FWI 4).

Only fires of 1,000 ha or more get an entry: smaller ones are not in the lists or the totals on this page.

Fire danger, today and the coming days

FWI computed from the Open-Meteo forecast
  1. Fri 30 Very low 29° · 54 % · 18 km/h
  2. Sat 31 Very low 30° · 54 % · 14 km/h
  3. Sun 1 Very low 30° · 66 % · 20 km/h
  4. Mon 2 Very low 28° · 69 % · 20 km/h
  5. Tue 3 Very low 28° · 71 % · 23 km/h
  6. Wed 4 Very low 28° · 73 % · 22 km/h
  7. Thu 5 Very low 29° · 71 % · 21 km/h
  8. Fri 6 Very low 27° · 72 % · 23 km/h

Canadian Fire Weather Index, the same system Copernicus uses, computed by WorldFires from the weather forecast and two months of past weather for fuel state. It is an estimate per municipality, not an official warning: warnings are issued by each country’s emergency service.

The municipality and its fires

Since 2016

25,174
hectares burned
34 %
of its area
20
fires
746
km²

How many times has Mae Chan burned?

Mae Chan has burned 20 times since 2016, in 5 years: 2016, 2019, 2020, 2023 and 2026. The most recent: Mueang Chiang Rai fire, March 2026, with 122 hectares inside the municipality. Together they add up to 25,174 hectares burned inside the municipality, but the distinct burned area is 16,591 hectares, 22 % of its surface: part of it burned more than once.

  1. 1× 16
  2.   17
  3.   18
  4. 7× 19
  5. 7× 20
  6.   21
  7.   22
  8. 2× 23
  9.   24
  10.   25
  11. 3× 26
20
fires
5
years with fire
25,174
cumulative ha
16,591
distinct ha

Fires larger than 1,000 hectares with a perimeter since 2016 that reached the municipality, even partly. Cumulative hectares add up every fire; the distinct area counts land that burned several times only once. Perimeters and boundaries overlaid by WorldFires.

Where it has burned most often in Thailand →

Fires that entered Mae Chan

  1. 122 ha Mueang Chiang Rai fire, March 2026 0.2% of the municipality · 1,312 ha in total · 8 days
  2. 907 ha Mae Chan fire, March 2026 where it started 1.2% of the municipality · 2,232 ha in total · 10 days
  3. 238 ha Mae Fa Luang fire, March 2026 0.3% of the municipality · 1,222 ha in total · 6 days
  4. 159 ha Mae Chan fire, April 2023 where it started 0.2% of the municipality · 2,134 ha in total · 14 days
  5. 9,491 ha Mae Chan fire, March 2023 where it started 13% of the municipality · 17,804 ha in total · 31 days
  6. 230 ha Mae Ai fire, April 2020 0.3% of the municipality · 1,522 ha in total · 5 days
  7. 2,977 ha Mae Chan fire, 27 March 2020 where it started 4.0% of the municipality · 4,021 ha in total · 15 days
  8. 1,376 ha Mueang Chiang Rai fire, 25 March 2020 1.8% of the municipality · 3,754 ha in total · 14 days
  9. 1,835 ha Mae Chan fire, 25 March 2020 where it started 2.5% of the municipality · 1,826 ha in total · 13 days
  10. 1,488 ha Mae Chan fire, 23 March 2020 where it started 2.0% of the municipality · 1,481 ha in total · 15 days
  11. 958 ha Mae Chan fire, 22 March 2020 where it started 1.3% of the municipality · 4,967 ha in total · 18 days
  12. 1,740 ha Mae Chan fire, 22 March 2020 where it started 2.3% of the municipality · 1,861 ha in total · 9 days
  13. 874 ha Mueang Chiang Rai fire, 26 April 2019 1.2% of the municipality · 1,400 ha in total · 7 days
  14. 25 ha Mueang Chiang Rai fire, 12 April 2019 0.0% of the municipality · 1,407 ha in total · 11 days
  15. 857 ha Mueang Chiang Rai fire, 12 April 2019 1.2% of the municipality · 1,850 ha in total · 5 days
  16. 45 ha Mueang Chiang Rai fire, 4 April 2019 0.1% of the municipality · 2,361 ha in total · 18 days
  17. 255 ha Mae Fa Luang fire, March 2019 0.3% of the municipality · 1,138 ha in total · 4 days
  18. 1,090 ha Mae Chan fire, March 2019 where it started 1.5% of the municipality · 1,137 ha in total · 5 days
  19. 14 ha Mueang Chiang Rai fire, 28 March 2019 0.0% of the municipality · 2,601 ha in total · 10 days
  20. 495 ha Mae Fa Luang fire, 12 April 2016 0.7% of the municipality · 2,884 ha in total · 12 days

Where this data comes from

Perimeters come from GWIS (Copernicus, CC BY 4.0), rebuilt from heat detections, and municipal boundaries from geoBoundaries/Royal Thai Survey Department, OCHA ROAP (Creative Commons Attribution 3.0 Intergovernmental Organisations (CC BY 3.0 IGO)). The area per municipality is computed by WorldFires by crossing both. The forecast is from Open-Meteo (CC BY 4.0).

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