According to the National Center for Hydro-Meteorological Forecasting, the low pressure trough is currently located at about 17 - 20 degrees north latitude, connecting to the low pressure area. At 1:00 a.m. on September 23, the low pressure area was located at about 18.5 - 19.5 degrees north latitude, 108.5 - 109.5 degrees east longitude.
Gulf of Tonkin, sea area from Quang Tri to Quang Ngai, North East Sea area (including Hoang Sa archipelago) has heavy rain and thunderstorms.
In Bach Long Vi, there is strong northeast wind level 6, gusting to level 8; Co To has wind gusting to level 7 - 8.
On September 23, the Gulf of Tonkin is forecast to have strong winds of level 6, gusting to level 7-8, rough seas; waves 2-3m high. From the afternoon of September 23, the wind will gradually decrease.
The North East Sea area (including the waters of the Hoang Sa archipelago), the northern waters of the central East Sea area on September 23, forecast strong winds of level 6, gusts of level 7-8, rough seas. From the afternoon of September 23, the wind will gradually decrease.
In addition, during the day and night of September 23, in the Gulf of Tonkin, the sea area from Quang Tri to Quang Ngai, the Gulf of Thailand, the North East Sea area (including the sea area of Hoang Sa archipelago), there will be showers and thunderstorms. During the thunderstorms, there is a possibility of tornadoes and strong gusts of wind of level 7 - 8.
The meteorological agency added that winds over the seas are gradually weakening.
However, the National Center for Hydro-Meteorological Forecasting continues to warn that the risk of natural disasters due to strong winds at sea is level 2.
All vessels operating in the above areas will be at high risk of being affected by cyclones, strong winds and large waves.