According to the National Center for Hydro-Meteorological Forecasting, currently, the low pressure trough in the south has an axis at about 4 - 7 degrees north latitude connecting to the low pressure area. At 7:00 a.m. this morning, December 21, the low pressure area was located at about 5 degrees north latitude, 111.9 degrees east longitude.
This low pressure area has the potential to strengthen into a tropical depression.
Phu Quy island station has wind gusts of level 7; Truong Sa island station has strong wind of level 6, gusts of level 7. The North East Sea area has strong northeast wind of level 6 - 7.
On the day and night of December 21, the North East Sea area (including the Hoang Sa archipelago) has strong winds of level 6 - 7, gusting to level 8 - 9. The sea is rough, with waves 3 - 5m high.
The sea area from Binh Dinh to Ca Mau, between the East Sea and the western sea area of the South East Sea (including the west of Truong Sa archipelago) has strong winds of level 6, sometimes level 7, gusting to level 8 - 9. The sea is rough, with waves 3 - 5m high.
The sea area from Da Nang to Quang Ngai has strong winds of level 6, gusting to level 7 - 8. Rough sea, waves 2 - 3m high.
In the evening and night of December 21, the Gulf of Tonkin had strong winds of level 5, sometimes level 6, gusting to level 7 - 8. The sea was rough, with waves 1 - 2.5m high.
The South China Sea (including the Truong Sa archipelago) has showers and thunderstorms. During thunderstorms, there is a possibility of tornadoes and strong gusts of wind of level 7 - 8.
Day and night of December 22, in the North East Sea area (including the Hoang Sa archipelago), northeast wind level 7, gusting to level 8 - 9. Rough sea; waves 4 - 6m high.
The sea area from Quang Ngai to Ca Mau, the central East Sea area, the sea area west of the South East Sea area (including the sea area west of Truong Sa archipelago) has strong northeast wind level 6, sometimes level 7, gusting to level 8 - 9. The sea is rough; waves are 3 - 5.5m high.
From Quang Tri to Quang Nam, strong northeast wind level 6, gusting to level 8. Rough sea; waves 2 - 4m high.
Gulf of Tonkin strong northeast wind level 5, sometimes level 6, gusting to level 7 - 8. Rough sea; waves 1 - 3m high.
The meteorological agency warned that the level of disaster risk due to strong winds at sea is level 2.
All vessels operating in the above areas are at high risk of being affected by cyclones, strong winds and large waves.
