The Department of Disaster Prevention and Mitigation on Sunday reported that 356 people were killed in flood-related incidents while two missing.

Flooding still continues in 28 provinces in northern, northeastern, central and easten regions where some 2.4 million people are still suffering, according to the department reported on Sunday.

The country's most severe floods in over 50 years have affected at least 9.4 million people in 62 provinces, or four-fifths of the country, since July 25. Hundreds of highways and roads have been inundated while 18 north-bound trian routes suspended.

Thailand is among other Southeast Asian countries -- Cambodia, Laos, the Philippines and Vietnam -- which have been battered by heavy monsoon floods and tropical storms. According to estimation by the UN Office for the Coordination of Humanitarian Affairs issued recently, more than 700 people in the region were killed.