As of 9am on June 13, the tropical depression was located in Thanh Hoa Province, with wind speeds of 40-50 kilometres per hour, according to the national weather service.
In the coming hours, the system will move in a west-northwest direction and further weaken into a low-pressure area.
The weather agency has predicted rainfall of 50-100 millimetres over a vast swathe of the north, from northern midland to north central areas, with some locations expected to see up to 120 millimetres, on June 13.
Heavy rain is forecast to continue into the morning of June 14 with total rainfall from this afternoon expected to reach 50-120 millimetres.
Warnings of flash floods and landslides have been issued for northern mountainous provinces, as well as those in the north central region while low-lying areas and cities from Nghe An to Ha Tinh Provinces face the risk of flooding.
