According to an update issued on the morning of September 13, at 4 a.m., the center of the tropical depression was approximately 120 km north-northeast of Da Nang City, and about 140 km east-northeast of Hue City.

As the tropical depression has intensified into the storm No. 4, with complicated weather development and heavy rain, at 11:00 p.m. on September 18, the Provincial People's Committee decided to cancel school for students in the province on September 19 as a precautionary measure against storm and flood.