According to the National Center for Hydro-Meteorological Forecasting, the low pressure trough currently has an axis at about 12 - 15 degrees north latitude connecting to a low pressure area. At 7:00 a.m. on October 11, the low pressure area was at about 11.5 - 12.5 degrees north latitude; 111.5 - 112.5 degrees east longitude. The central and southern East Sea area (including Truong Sa special zone), the sea area from Gia Lai to Ca Mau and the Gulf of Thailand are experiencing scattered showers and thunderstorms.
Forecast for the day and night of October 11, the southern Gulf of Tonkin, the sea area from Gia Lai to Ca Mau, from Ca Mau to An Giang, the Gulf of Thailand, the northern and central East Sea (including the special zone of Hoang Sa), the southern East Sea (including the special zone of Truong Sa) will have scattered showers and thunderstorms. During thunderstorms, there is a possibility of tornadoes, strong gusts of wind of level 6 - 7 and waves over 2 m high. All ships operating in the above areas are at risk of being affected by tornadoes and strong gusts of wind.
According to the average data of many years in October, there were 2 storms or tropical depressions in the East Sea, 0.8 of which made landfall in Vietnam.
It is forecasted that in October this year, there will be 2 - 3 storms or tropical depressions in the East Sea and 1 - 2 storms are likely to affect the mainland of Vietnam. Of which, storm No. 11 Matmo has just passed.
Previously, in September 2025, there were 4 storms in the East Sea, including storm No. 7 Tapah, storm No. 8 Mitag, storm No. 9 Ragasa and storm No. 10 Bualoi. Of which, storm No. 7 and storm No. 8 do not directly affect Vietnam.
