Heavy rain swept areas from Thanh Hoa to Ha Tinh overnight into Monday morning, prompting warnings of flash floods and landslides.
Thanh Hoa is forecast to receive moderate to heavy rain and thunderstorms, with rainfall of 150-300mm and more than 450mm in some areas, according to the provincial hydro-meteorological authorities.
A high risk of flash floods, landslides and land subsidence has been flagged in several areas across the province.
In Ha Tinh, rainfall totals had reached 100-440mm by Monday morning. Ky Anh recorded 439.6mm, Huong Trach 420.9mm and Hoa Duyet 348mm.
Several reservoirs in Ha Tinh began releasing water following the heavy rain. Ho Ho reservoir was discharging 168 cubic metres per second, Thuong Song Tri 36 cubic metres per second and Da Han 23 cubic metres per second.
From Sept. 11 to 13, heavy rain also caused landslides and flooding in mountainous areas from Quang Tri to Danang. Rivers and streams rose in Dakrong, Huong Hiep, Khe Sanh and Huong Phung in Quang Tri, flooding roads and cutting off some areas.
Floodwaters also swept a group of barges into the My Chanh railway bridge in Nam Hai Lang Commune, Quang Tri, where they became lodged.
In the midland and mountainous areas of Hue, rainfall reached 350-700mm over recent days. Nham in A Luoi 2 recorded 770mm, while Bach Ma peak in Phu Loc received 1,305.6mm.
The heavy rain caused localised flooding in low-lying areas of Hung Loc, Phu Loc and Chan May-Lang Co communes and Phong Dien and Phong Dinh wards in Hue.
By Monday morning, the main rain band was shifting north. Rain had eased from Quang Tri to Danang, while heavy downpours continued from Thanh Hoa to Ha Tinh, raising the risk of flash floods and landslides.
