Storm No. 4 increased to level 11, entering the Gulf of Tonkin

Early this morning (August 16), Typhoon No. 4 passed Lui Chau peninsula and went to the east of the Gulf of Tonkin.

At 4 o'clock , the location of the storm center is about 20.6 degrees North latitude; 109.4 degrees Kinh Dong, 210km from Mong Cai, 320km from Thai Binh, 450km from Vinh. The strongest wind in the area near the storm center is strong at level 9 (75-90km / hour), level 11 shock. Range of strong wind level 6, shock level 8 is about 110km from the center of the storm.

It is forecasted that in the next 24 hours , the storm will move west and southwest, about 10km per hour. At 04:00 on August 17, the location of the storm center is about 20.1 degrees North latitude; 106.9 degrees Kinh Dong, right on the waters of the provinces from Quang Ninh to Nghe An. The strongest wind in the area near the center of the storm is strong at level 8-9 (60-90km / hour), level 11 shock. Range of strong winds of level 6, shock level 8 about 100km from the center of the storm.

Due to storms, storms in the Gulf of Tonkin, strong winds of level 6-7, storms near level 8-9, shock level 11. In Bach Long Vi island district and Co To from the morning there is wind strong level 6-7, then increased to level 8-9, shock level 11. Sea waves on the Gulf of Bac Bo are 2-4m high, very strong sea.

Location and movement direction of storm No. 4.

Dangerous zone in the sea in the next 24 hours (strong wind level 6 or higher): the entire North Sea of ​​the Gulf of Tonkin (North latitude 19.0 degrees North latitude).

In the next 24 to 36 hours , the storm moved in the West, about 10km per hour; from midnight to noon (August 17), the center of storms with strong winds of level 8, level 10 jams will directly affect the provinces from Quang Ninh to Nghe An, then the storm will go deep inland. and weakened into a tropical depression. By 16:00 on August 17, the position of the tropical depression center was about 20.3 degrees Vi Bac; 104.8 Kinh Dong, on land in Thanh Hoa. The strongest wind in the region is near the center of strong tropical depression at level 6 (40-50km / hour), level 8 shock. Range of strong winds of level 6, shock level 8 is about 60km from the tropical depression.

Due to the impact of the storm, from tonight on land in coastal areas of Quang Ninh, Hai Phong, Thai Binh, Nam Dinh, Ninh Binh, Thanh Hoa, Nghe An provinces, there is a strong wind up to level 6, from early morning increase to level 7, level 9 jerks; Thai Binh, Nam Dinh, Ninh Binh and Bac Thanh Hoa alone have strong storm winds of 7-8, level 10 jams.

In the next 36 to 48 hours , tropical depressions move in the west-northwest direction, about 10 km each hour, go deep into the mainland and weaken into a low pressure area.

Level of disaster risk due to storm: level 3.

Heavy rain warning: From now until August 18 in the northern and northern central provinces, heavy rain is very big (rainfall of 250-350mm / phase), the focus of heavy rain is concentrated in the Northeast region. plain and midland in Northern Vietnam, Son La, Hoa Binh, Thanh Hoa and Nghe An provinces; Particularly, Hoa Binh and Thanh Hoa are likely to have a particularly large rain (400-500mm / batch). Hanoi has very heavy rain (popular rainfall 200-300mm / batch).

From August 16-18 , in the North and North Central, there will be a flood, flood amplitude on the system of Red-Thai Binh River, Hoang Long River from 2-4m, rivers in Thanh Hoa and Nghe An An 3-6m. In this flood, the flood peak on the Da River and the Ma River downstream area reaches the level of 1-PC2; Thao river, Hoang Long river, Bui river, upstream of Ma river are likely to rise to the level of 2-PC3, particularly Buoi river to reach 3 and above 3; upstream Thai Binh river at the level of 1 level.

High risk of landslides and flash floods in the Northern Mountains and North Central Coast especially in provinces such as Lai Chau, Son La, Hoa Binh, Yen Bai, Phu Tho, Quang Ninh, Lang Son, Cao Bang , Thanh Hoa, Nghe An. Flooding in low-lying and low-lying areas and urban areas in the Northern Delta region, Thanh Hoa and Nghe An.

Risk level of natural disasters due to heavy rain, flood, flash flood, landslide: level 2.

In addition, due to the influence of the tropical convergence band combined with the southwest monsoon, the day and tonight (August 16), in the Middle and South Sea (including the archipelago waters) Truong Sa), the waters from Binh Thuan to Ca Mau continue to have southwest wind strong level 6-7, shock level 9, high waves from 2-4m; strong sea.

The waters from Ca Mau to Kien Giang and the Gulf of Thailand have strong thunderstorms; in the thunderstorm there is the possibility of tornado and strong wind.

Level of natural disaster risk due to strong winds and large waves in the southern sea: level 1.