According to forecasts, by 7pm on October 19, storm No. 5 in the Gulf of Tonkin will move in a north-northwest direction, at about 10 km/h per hour, and is likely to strengthen. The strongest wind near the storm center is level 8-9, gusting to level 11.
At 7:00 p.m. on October 20, the storm was still in the Gulf of Tonkin, changing direction to the southwest, speed reduced to about 5 km/h and gradually weakened into a tropical depression. The strongest wind near the storm's center was level 8, gusting to level 10.
Then, at 7:00 p.m. on October 21, storm No. 5 in the Gulf of Tonkin moved south-southwest at a speed of 5-10 km/h and gradually weakened into a low pressure area. The strongest wind near the storm's center decreased to below level 6.
The sea area from Quang Tri to Da Nang and the Gulf of Tonkin (including Co To, Bach Long Vi) has strong winds of level 6-7, near the storm center strong winds of level 8-9, gusts of level 11, very rough seas.
On land, from early morning on October 20, coastal areas from Quang Ninh to Thai Binh have winds gradually increasing to level 6, gusting to level 7-8.
The sea area from Quang Tri to Quang Nam has waves 2-4m high, the sea area in the Gulf of Tonkin (including Co To, Bach Long Vi) from early morning and October 19, the waves increased to 2-4m high, then increased to 3-5m.
All boats, anchorages, aquaculture areas, and sea dykes in this area are affected by strong winds and large waves.
On the night of October 18, in the area from Quang Tri to Thua Thien Hue, there will be moderate rain, heavy rain, and in some places very heavy rain. From the night of October 19 to the night of October 21, in the coastal areas, the Southern Delta, the Northeast of the North and the North Central provinces, there is a possibility of moderate rain, and in some places heavy rain to very heavy rain.
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