Overall Orange alert Flood
in Thailand

Event summary

Flood can have a medium humanitarian impact based on the magnitude, exposed population and vulnerability.

GDACS ID FL 1103621
Glide number: FL-2025-000210-THA
Death: 221
Displaced: 12617
Countries: Thailand
From - To 17 Nov - 01 Dec

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Thailand - Floods, update (ECHO 01 Dec 2025)Wed, 26 Nov 2025 11:44

  • Widespread flooding continues across 11 northern provinces, Phitsanulok, Nakhon Sawan, Uthai Thani, Sing Buri, Chai Nat, Ang Thong, Suphan Buri, Phra Nakhon Si Ayutthaya, Pathum Thani, Nonthaburi, and Nakhon Pathom and more than 10 southern provinces Surat Thani, Krabi, Nakhon Si Thammarat, Trang, Phatthalung, Satun, Songkhla, Pattani, Yala, and Narathiwat.
  • According to the International Federation of Red Cross and Red Crescent Societies (IFRC), 28 people have died in the northern regions,most of them in Phra Nakhon Si Ayutthaya (19 deaths), with over 2.4 million people - at least 400,000 children - affected across both regions.
  • Moderate to locally heavy rain is expected in southern Thailand over the next three days, while central and northern regions are forecast to remain dry.

Thailand - Floods, update (ECHO 02 Dec 2025)Thu, 27 Nov 2025 10:59

  • Severe floods have continued to affect northern, central and peninsular Thailand since mid-November, resulting in an increased number of casualties. The affected provinces in the central and north are Phitsanulok, Nakhon Sawan, Uthai Thani, Sing Buri, Chainat, Ang Thong, Suphan Buri, Phra Nakhon Si Ayutthaya, Pathum Thani, Nonthaburi and Nakhon Pathom. The affected ones across Peninsular Thailand are Surat Thani, Nakhon Si Thammarat, Trang, Phatthalung, Satun, Songkhla, Pattani, Yala, and Narathiwat.
  • DG ECHO and IFRC report, as of 27 November, a total of 46 fatalities, of whom 28 are across northern and central provinces and 16 more in Peninsular Thailand. In addition, the same sources also report a total of more than 3.22 million affected people and nearly 740,500 affected houses across the country.
  • Over the next 96 hours, moderate rainfall is forecast over parts of Peninsular Thailand, while no more rainfall is forecast over the rest of the country.
Thailand - Floods, update (ECHO 06 Dec 2025)Mon, 01 Dec 2025 10:59

  • In the past week, southern Thailand has experienced widespread flooding due to very heavy rainfall, and the death toll has risen, particularly in the Southern Region.
  • According to the ASEAN Disaster Information Net (ADINET), 168 people have died, while nearly 3 million people have been affected, including more than 1.15 million houses across 12 provinces. The affected provinces include: Prachuap Khiri Khan, Chumphon, Surat Thani, Krabi, Nakhon Si Thammarat, Trang, Phatthalung, Satun, Songkhla, Pattani, Narathiwat, and Yala.
  • From 1 to 3 December, drier conditions are expected across most of the country, though isolated rain is forecast in southern Thailand.

Indonesia, Thailand, Malaysia - Severe weather and floods, update (ECHO 08 Dec 2025)Wed, 03 Dec 2025 11:09

  • Following the very heavy rainfall, widespread floods, and several landslides that affected the Sumatra island, north-western Indonesia, southern Thailand and Peninsular Malaysia since the second half of November, the humanitarian impact continues to rise.
  • In Indonesia, the Indonesian National Board for Disaster Management (BNPB) reports, as of 3 December, 604 fatalities across the North Sumatra, West Sumatra and Aceh provinces, in addition 464 people missing were also reported across the three provinces. The IFRC also reports 2,600 injured, 578,000 displaced people and a total of approximately 1.5 million affected people throughout the affected provinces.
  • In Thailand, the Department of Disaster Prevention and Mitigation (DDPM) reports 181 fatalities and around 3.9 million affected people across the southern provinces in the Malay Peninsula.
  • Moreover, in Malaysia, according to the ASEAN Disaster Information Network (ADINet), the death toll stands at two, and more than 12,600 people evacuated across 118 evacuation centres were reported.
  • Over the next 72 hours, more rainfall with locally heavy rainfall is forecast over the whole Sumatra island and most of Peninsular Malaysia.
Indonesia, Thailand, Malaysia - Severe weather and floods, update (ECHO 09 Dec 2025)Thu, 04 Dec 2025 11:28

  • Heavy rainfall continues to affect southeast Asia, particularly northwestern Indonesia, southern Thailand, and peninsular Malaysia, leading to a rising humanitarian impact.
  • In Indonesia, UN OCHA reports 770 fatalities, 463 missing, 746,000 displaced, and 3.2 million affected across three provinces of Sumatra: Aceh, West Sumatra, and North Sumatra. In Thailand, the same source reported 185 deaths, 367 missing, 4 million affected, and 219,000 displaced people in 12 southern provinces. Meanwhile, in Malaysia, 37,000 people have been displaced across eight states, Kelantan, Perlis, Perak, Selangor, Kedah, Penang, Terengganu, and Pahang.
  • On 4–6 December, moderate to locally heavy rainfall is expected across most of Sumatra, peninsular Malaysia, and the southernmost regions of Thailand.

Southern Thailand, Late November 2025Disaster authorities in Thailand reported severe flooding in southern provinces from 17 November 2025. As of 26 November, 2,783,310 people were affected across 114 districts in the provinces of Prachuap Khiri Khan, Chumphon, Surat Thani, Krabi, Nakhon Si Thammarat, Trang, Phatthalung, Satun, Songkhla, Pattani, Narathiwat, and Yala.Mon 1 Dec 2025Provided by Copernicus EMS GloFAS
Detailed event map. European Union, 2025. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Updates on volcanic activity (Smithsonian)

Latest media headlines

Indonesian military steps up relief for flood-hit Sumatra; death toll .. 12/5/2025 1:46:00 PM.

Indonesia (Reuters) - Indonesia''s military stepped up its relief efforts in three provinces on Sumatra island devastated by deadly floods and landslides, with many residents still stranded without access to government aid. The death toll f
...(more)
‘Where can we go?’: Survivors pick up pieces in flood-hit Indonesia as.. 12/5/2025 1:08:00 PM.

“Around the house, there were piles of wood.” The 42-year-old government contractor, now sheltering in a school, told AFP that recovering from the flood’s impact “could take more than a year.” Hendra Vramenia, 37, had fled his village in Ka
...(more)
Survivors pick up pieces in flood-hit Indonesia as more rain predicted 12/5/2025 12:59:00 PM.

Survivors in Indonesia were piecing back shattered lives Friday after devastating floods killed more than 1,600 people across five countries, with fears of fresh misery as more rain looms. Indonesia has borne the brunt of the disaster, with
...(more)
Indonesian military steps up relief efforts for flood-hit Sumatra; dea.. 12/5/2025 12:56:00 PM.

Indonesia''s military stepped up its relief efforts in three provinces on Sumatra island that have been devastated by deadly floods and landslides, and the country''s vice president apologised for shortcomings in the response to last week''
...(more)

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Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (37), (2), NASA (4), WMO (1), INFORM (2),