The death toll from severe floods and landslides in Indonesia has risen to more than 440, with hundreds still missing across Sumatra island.
Rescuers are searching for at least 400 people believed buried under debris following cyclonic rains that struck nearly a week ago.
The disaster has affected provinces including North Sumatra, West Sumatra, and Aceh, displacing thousands and cutting off communication lines.
Across Southeast Asia, the deluges have claimed over 900 lives, impacting Thailand, Malaysia, the Philippines, and Sri Lanka.
Authorities have deployed two warships from Jakarta to deliver supplies, with ships expected to reach the isolated city of Sibolga on Monday.
Central Tapanuli and Sibolga remain unreachable, exacerbating the desperate situation where people are hunting for food and water.
Videos show individuals scrambling through floodwaters and damaged areas to access essentials like food, medicine, and gas.
Some reports indicate looting of shops in Sumatra, attributed to delays in aid arrival and fears of starvation.
Police have been dispatched to restore order in affected regions.
The lack of heavy equipment and challenging weather have hampered rescue efforts.
An exceptionally rare tropical storm named Cyclone Senyar has worsened conditions, leading to homes being swept away and buildings submerged.
In Thailand, at least 170 people have died from the floods.
Malaysia has reported several deaths and has sent medical supplies to Aceh in Indonesia.
Sri Lanka has seen more than 330 fatalities from floods and mudslides, with low-lying areas still inundated.
In the Philippines, over 200 people perished in disastrous floods, sparking protests against government corruption involving flood control funds.
Tens of thousands joined demonstrations in Manila, organized by the Roman Catholic Church, unions, students, and activists.
The protests highlight diverted funds leaving communities vulnerable, threatening President Ferdinand Marcos Jr.'s administration.
Accusations of corruption extend to officials, with some sacked and others in hiding.
Marcos Jr.'s sister and Vice-President Sara Duterte have positioned against him amid the scandal.
The annual monsoon season, intensified by climate change, has brought heavier rainfall and stronger storms.
Tech billionaire Elon Musk has offered free Starlink services to support communications in Indonesia during the emergency.