Overnight rains trigged by Storm Kirogi have caused flooding in the seaside town of Hua Hin.
Rains continued from Monday night until noon on Tuesday.
The rainwater caused flooding the in downtown Hua Hin with main roads leading to the town underwater.
Officials said the railway between Khao Tao Station in Hua Hin and Wang Pong Station in Pran Buri was under 30 centimetres of water for about 400 metres, forcing train service to be suspended in the afternoon.
Pol Colonel Sitthichai Srisophacharoenrast, Hua Hin police chief, said motorists travelling to Bangkok should use a bypass road instead of Phetkasem Road, which passes downtown because a section of the road was under deep water.
He added that Phetkasem Road in front of Hua Hin Grand Hotel the Hua Hin Market Village shopping mall was under 20cm to 30cm of water.
He said public schools in Hua Hin town had also been closed.
Municipality officials set up three water pumps to drain water from the road ahead of a flyover.
Jirawat Prammanee, Hua Hin’s assistant mayor, said the municipality had installed two water pumps in the downtown area and one on Soi Hua Hin 102.
Officials said housing estates on Soi Hua Hin 102 had been hit by floods that were about 50cm to 80cm deep.