Thunderstorms, strong winds and heavy rain are expected across much of upper Thailand from Monday through Wednesday, increasing the risk of flash flooding, particularly in low-lying areas, the Thailand Meteorological Department said.

Thunderstorms, strong winds and heavy rain are expected across much of upper Thailand from Monday through Wednesday, increasing the risk of flash flooding, particularly in low-lying areas, the Thailand Meteorological Department said.

Thai authorities have warned of more rain and flash flooding as the death toll from floods since mid-September has risen to 31.