Latest update from the National Center for Hydro-Meteorological Forecasting, at 4:00 a.m. on September 27, the center of the storm was at about 14 degrees north latitude; 116.6 degrees east longitude, about 580 km east-southeast of Hoang Sa Special Zone. The strongest wind near the storm center is level 11-12 (103-133 km/h), gusting to level 15. The storm is moving west-northwest at a speed of 35-40 km/h.
The center of the storm enters the area from Nghe An to northern Quang Tri
The meteorological agency continues to emphasize that this is a storm that moves very quickly (nearly double the average speed), strong storm intensity, wide range of influence, can cause a combined impact of many types of natural disasters such as strong winds, heavy rain, floods, flash floods, landslides and coastal flooding.
It is forecasted that in the next 24 hours, the storm will move west-northwest at a speed of 30-35 km/h and is likely to strengthen.
At 4:00 a.m. on September 28, the center of the storm was at about 16.3 degrees north latitude; 110 degrees east longitude, in the sea west of Hoang Sa special zone, about 180 km east of Da Nang. Strong intensity level 12-13, gust level 16.
The danger zone is 11.5 degrees north latitude north of the latitude, 108 degrees east longitude east of the latitude. Level 3 natural disaster risk for the northern and central East Sea (including Hoang Sa special zone), the sea area from Ha Tinh to Quang Ngai.
It is forecasted that in the next 36 hours, the storm will move west-northwest at a speed of about 25 km/h.
At 4:00 p.m. on September 28, the center of the storm was at about 17.4 degrees north latitude; 107.6 degrees east longitude, in the sea from Ha Tinh to Thua Thien Hue, about 160 km east-southeast of northern Quang Tri. Strong intensity level 12-13, gust level 16.
The danger zone is 13.5 degrees north latitude north of the line, and 113 degrees west of the line east of the line. Level 3 natural disaster risk for the western sea area of the northern East Sea (including Hoang Sa special zone), northwest of the central East Sea area, from Thanh Hoa to Quang Ngai (including Hon Ngu island, Con Co and Ly Son special zone) and the northern Gulf of Tonkin (including Bach Long Vy, Van Don, Co To, Cat Hai and Hon Dau island special zone), the area from Ninh Binh to Thua Thien Hue.
It is forecasted that in the next 48 hours, the storm will move west-northwest at a speed of 20-25 km/h.
At 4:00 a.m. on September 29, the center of the storm was at about 18.5 degrees north latitude; 105.5 degrees east longitude, on the mainland from Nghe An to northern Quang Tri. Strong intensity level 8-9, gust level 11.
The danger zone is north of latitude 15 degrees north, west of longitude 110.5 degrees east. Level 3 natural disaster risk for the western sea area of the northern East Sea (including Hoang Sa special zone), from Thanh Hoa to Quang Ngai (including Hon Ngu island, Con Co and Ly Son special zone) and the northern Gulf of Tonkin (including Bach Long Vy, Van Don, Co To, Cat Hai and Hon Dau island special zone), the area from Ninh Binh to Thua Thien Hue.
It is forecasted that in the next 72 hours, the storm will continue to move west-northwest at a speed of 20-25 km/h and gradually weaken into a low pressure area.
At 4:00 a.m. on September 30, the center of the low pressure area was at about 20.8 degrees north latitude; 101.1 degrees east longitude, in the Upper Laos area. Intensity below level 6.
The danger zone is north of latitude 17 degrees north, west of longitude 108 degrees east. Level 3 natural disaster risk for the sea area from Thanh Hoa to northern Quang Tri (including Hon Ngu island, Con Co special zone) and the northern Gulf of Tonkin (including Bach Long Vy special zone, Van Don, Co To, Cat Hai and Hon Dau island), the area from Ninh Binh to northern Quang Tri.
Storm pulls on a very dangerous natural disaster complex
At sea, the North and Central East Sea (including Hoang Sa special zone) will have strong winds of level 8-9, near the center of the storm will have winds of level 10-13, gusts of level 16, waves 6-8m high, near the center of the storm 8-10m, the sea will be very rough.
From the evening of September 27, the sea area from Thanh Hoa to Quang Ngai (including Hon Ngu island, Con Co and Ly Son specialties) will have winds gradually increasing to level 6-7, gusting to level 8-9, waves 3-5m high, and rough seas.
From early morning on September 28, the wind increased to level 8-9, the area near the storm center passed level 10-13, gusting to level 16, waves 5-7m high, rough seas (extremely strong destructive power, extremely strong waves). Sinking a ship with a large weight).
From early morning on September 28, the North of the Gulf of Tonkin (including Bach Long Vy, Van Don, Co To, Cat Hai and Hon Dau island) will gradually increase to level 6-7, then increase to level 8-9 (very rough seas, very dangerous for ships), gust level 11, waves 3-5m high, very rough seas.
Regarding the situation of rising water, coastal areas and islands from Ninh Binh - Ha Tinh will have storm rises of 1 - 2m, especially Thanh Hoa and Nghe An 1.5-2m. The risk of flooding dykes, coastal roads, and river mouths due to rising sea levels and waves during the storm is very high in the evening and night of September 28.
Weather warnings at sea and in coastal areas during the storm are extremely dangerous and unsafe for any vehicles or works operating in dangerous areas such as: Tourist boats, passenger ships, transport ships, cages, rafts, aquaculture areas, dykes, embankments, coastal roads. Vehicles are likely to overturn or be destroyed; flooded due to strong winds, large waves and rising sea levels.
On land, from the afternoon of September 28, on the mainland from Thanh Hoa to Bac Quang Tri, the wind will gradually increase to level 6-7, then increase to level 8-9, near the storm's eye level 10-12 (the wind force can knock down trees, houses, electric poles, causing very heavy damage), gusting to level 14. Coastal areas from Quang Ninh to Ninh Binh, from South Quang Tri to Hue city, winds will gradually increase to level 6-7 ( Trees will shake, it will be difficult to go back to the wind), gusting to level 8-9.
Regarding heavy rain, from early morning on September 28 to September 30, in the North and the area from Thanh Hoa to Hue city, there is a possibility of a widespread heavy rain with total rainfall ranging from 100 - 300mm, locally over 400mm; in the Northern Delta and from Thanh Hoa to Ha Tinh, it is common from 200 - 400mm, locally over 600mm.
