Meteorological agencies said the storm would move southwest within the next three hours at 10-15 kph.
Gales have knocked down several trees on Da Nang streets, including Quang Trung and Nguyen Van Linh. Roofs of certain buildings were also blown off, exposing structures and objects inside to the elements.
In Thua Thien-Hue, storm surges caused water to invade Phu Thuan Commune of Phu Vang District. Sea level rose by around 0.5 m, and waves have eroded the banks 50 m into the land over the past few days.
Downpours have inundated several streets in Quang Tri, paralyzing traffic. Quang Tri authorities said they have prepared food and fuel, as well as vessels to stand ready for missions amid the storm.
The Civil Aviation Authority of Vietnam said four airports: Chu Lai, Da Nang, Phu Bai and Dong Hoi, will return to operation sooner than expected. The four airports were instructed to suspend operations for several hours from Sunday to Monday in anticipation of storm Trami's impacts.
Before landing the central Vietnam, Trami blew away from the northwestern Philippines on Friday, leaving at least 85 people dead and 41 others missing.