According to the National Center for Hydro-Meteorological Forecasting, at 7:00 p.m. on August 29, the center of the tropical depression was at about 16.8 degrees north latitude; 111.5 degrees east longitude, in the special waters of Hoang Sa, about 560km east-southeast of the northern Quang Tri area, about 430km east of Hue city.
The strongest wind near the center of the tropical depression is level 7 (50-61km/h), gusting to level 9. The tropical depression is moving northwest at a speed of 15-20km/h.
Tropical depression may strengthen into storm and then weaken rapidly
According to Mr. Mai Van Khiem - Director of the National Center for Hydro-Meteorological Forecasting, in the next 12 hours, the tropical depression is forecast to strengthen into a storm in the waters from Quang Tri to Da Nang.
At 7:00 a.m. on August 30, the center of the storm was at about 17.3 degrees north latitude; 108.8 degrees east longitude, about 210km east-southeast of northern Quang Tri. The strongest wind near the storm center is level 8, gusting to level 10.
The danger zone is from 15 - 20 degrees north latitude; 107.5 - 113 degrees east longitude. Level 3 natural disaster risk in the northwest sea of the East Sea (including Hoang Sa special zone) and the sea area from Quang Tri to Da Nang.
According to the representative of the meteorological agency, the tropical depression is likely to strengthen into a storm, but when it reaches the coastal waters of the Central provinces, the storm will likely decrease in intensity.
"It is forecasted that in the next 24 hours, the storm will move west-northwest at a speed of about 20km/h, making landfall and gradually weakening into a tropical depression" - Mr. Khiem said.
At 7:00 p.m. on August 30, the center was at about 17.8 degrees north latitude; 106.2 degrees east longitude, on the mainland of the provinces from Ha Tinh to Quang Tri. Strong wind level 6 - 7, gust level 9.
The danger zone is from 16 - 20 degrees north latitude; west of the 111- degrees east longitude. Level 3 natural disaster risk in the northwest sea of the East Sea and the sea area from Thanh Hoa to Hue (including Hon Ngu island, Con Co special area).
It is forecasted that in the next 36 hours, the storm will continue to move westward at a speed of 20-25km/h, making landfall and weakening into a low pressure area. At 7:00 a.m. on August 31, the center was at about 17.9 degrees north latitude; 103.0 degrees east longitude, on the mainland of central Thailand. Wind speed decreases below level 6.
Thanh Hoa to Hue will have rain until August 31
Regarding the impact of the tropical depression at sea, according to the Director of the meteorological agency, the northwestern sea area of the East Sea (including the Hoang Sa special zone) will have strong winds of level 6 - 7, near the storm center level 8, gusts of level 10, waves 2-5m high, rough seas. The sea area from Thanh Hoa to Da Nang (including Hon Ngu island and Con Co special area) will have strong thunderstorms, winds gradually increase to level 6-7, near the storm center level 8, gusts of level 10; waves 2 - 4m high, near the storm center 3 - 5m, rough seas.
Coastal areas of provinces from Nghe An to Hue have water levels rising 0.2-0.4m.
On land, from the morning of August 30, coastal areas from Nghe An to Quang Tri will have winds gradually increasing to level 6, gusting to level 8; especially Ha Tinh - north of Quang Tri will have winds of level 6-7, near the storm center will have winds of level 8, gusting to level 10.
The meteorological agency noted that from now on, there may be strong thunderstorms with tornadoes, especially before the tropical depression/storm directly affects.
"From the night of August 29 to the end of August 31, the area from Thanh Hoa to Hue will have heavy to very heavy rain with common rainfall of 200-350mm, some places over 600mm. From August 30 to August 31, the midlands and deltas of the North and Da Nang city will have moderate rain, heavy rain, locally very heavy rain with common rainfall of 100-200mm, some places over 400mm" - Mr. Khiem said.
