Typhoon Fengshen, the 24th of the year, is forecast to make landfall in Vietnam between Thursday and Saturday, bringing moderate rain to Thailand's northeastern region and heavy rain to Chanthaburi, Trat, and the southern west coast.
The typhoon will rapidly weaken after hitting Vietnam due to colder weather and is not expected to directly impact Thailand.
Torrential downpours forecast nationwide
18 Oct 12:46Key points summarised by AI
Thailand's Meteorological Department issued its first severe weather warning for heavy to very heavy rainfall from October 18-25.
The warning covers potential flash floods, forest runoffs, and landslides across southern, eastern, northeastern, and central regions, including greater Bangkok.
The severe weather will unfold in two distinct phases, intensifying and expanding its footprint across various parts of the country.
Authorities urge communities in vulnerable areas to remain on high alert, with disaster response agencies placed on standby to assist residents.