Vast stretches of central and southern Thailand are under water after days of relentless rain breached riverbanks and forced authorities to release water from swollen dams.
Hat Yai, a major southern city in Songkhla province, has been declared a disaster zone as officials on Monday warned floodwaters were yet to peak.
That follows several grim days which have seen tens of thousands evacuated from their homes, roads and rail links cut and power shortages as electricity poles were devoured by the surging muddy torrent that has taken over the city centre.
Deadly monsoon flooding across Southeast Asia
Deadly monsoon flooding across Southeast Asia
Panicked relatives have been unable to contact loved ones left behind without electricity or fresh food for three days in submerged Hat Yai, a city which is a popular getaway with Malaysian tourists.