According to the National Centre for Hydro-meteorological Forecasting, provinces from Nghe An to Quang Tri would see torrential rain until October 5 with the highest rainfall on October 3-4.
The centre also reported that the Central Highlands, southern central and southern regions would witness rain in some days to come.
Ky Son District in Nghe An seriously ravaged by a flash flood on October 2
Whirlwinds, thunderstorms and landslides have been warned during rain.
On October 2, a severe flash flood swept through Ky Son District in Nghe An Province, killing one child and damaging dozens of houses.
Recent heavy downpours and floods in the north-central region of Vietnam claimed the lives of eight people in Nghe An and Ha Tinh as of late Sunday.
Flooding also damaged 11,435 ha of rice and other crops, more than 3,800 ha of industrial and fruit trees, nearly 135 ha of forest, over 9,000 ha of ponds and lakes, and more than 710 tonnes of salt.
The disaster also killed 155,340 cattle and poultry, affected 127 schools; 9,150 metres of canals and 82 bridges and sewers and eroded 1,550 metres of river bank.
Localities are advised to continue keeping a close watch on weather developments to take appropriate response measures.