In Lam Dong, due to the complicated developments of storm No. 15 (Koto), all boat activities have been banned since 7:00 a.m. on November 28. The authorities continuously notify and guide ships to move to safe storm shelters. At the same time, local authorities focus on protecting coastal areas, dams, dykes and agricultural and aquatic product production.
Notably, a 150 m long sea dike section in Ham Tien 1 quarter, Mui Ne ward was eroded by large waves, the concrete roof sank, threatening houses and tourist establishments. The scene has been temporarily blocked and reinforced, and Lam Dong province has proposed building a 500 m long protective embankment to prevent long-term erosion.
South Central provinces such as Khanh Hoa, Dak Lak, Gia Lai have banned the sea, required ships to take shelter from the storm and made plans to evacuate people.
In Khanh Hoa, more than 200 fishing boats with more than 2,500 fishermen have been supported with shelter in Truong Sa Special Zone, along with more than 400 officers and soldiers participating in tying up boats, reinforcing houses, providing fresh water and necessities.
Dak Lak prepares a plan to evacuate nearly 23,000 people if the storm is strong at level 9-10, gusting to level 12; at the same time, monitoring irrigation lakes and hydroelectric plants to regulate floods. Gia Lai reviewed more than 140 water-filled lakes and deployed emergency situations in 77 communes and wards to proactively respond to floods.
Typhoon No. 15 Koto formed from a tropical depression east of the central Philippines, strengthened as it entered the East Sea and is expected to maintain level 10-11 for the next two days. From the afternoon of November 27, the storm began to change direction to West Southwest then turned to North Northwest, moving slowly at 3-10 km/h.
It is forecasted that the East Sea area, including the sea area north of Truong Sa, will have strong winds of level 7-12, gusts of level 15, waves 4-9 m high, directly affecting ships and production activities at sea. 2025 is the year with the largest number of storms and tropical depressions in the past 30 years, causing heavy damage to people and the economy.
Not only seafood production activities, but sea tourism is also affected. In An Giang, the provincial Department of Tourism requires businesses and travel agencies not to take tourists to the islands in Phu Quoc, Nam Du archipelago, Hon Son, Hai Tac archipelago when there are big waves and strong winds. Resorts and hotels must assign rescue workers, put up warning signs and limit unsafe sea recreation activities.

The authorities regularly patrol and remind tourists not to swim in thunderstorms. This is a proactive measure to ensure the safety of about 1,000 visitors per day participating in canoe tours, diving, enjoying seafood and sightseeing on the island.
The synchronous implementation of measures to prohibit the sea, evacuate people, reinforce anti-landslide works and limit marine tourism is a proactive step to minimize damage, ensure the safety of people and tourists' lives and property before storm No. 15 Koto.