According to data from the National Center for Hydro-Meteorological Forecasting, last night and this morning (September 13), the midlands and deltas of the North, Lao Cai, Yen Bai, Hoa Binh, the area from Thanh Hoa to Binh Dinh, the Northern Central Highlands and the South had scattered showers and thunderstorms, with some places having heavy to very heavy rain.
Rainfall from 7pm on September 12 to 8am on September 13 was over 80mm in some places such as: Hien Chung (Thanh Hoa) 71.8mm, Ba Nam (Quang Ngai) 107.2mm, Dak To Lung (Kon Tum) 102.8mm, My Duc (Lam Dong) 78mm, Bong Son (Binh Dinh) 82.9mm...
In the Central Highlands and the South, from the morning of September 13 to the morning of September 15, there is forecast to be moderate rain, heavy rain and thunderstorms, with some places having very heavy rain. Rainfall is generally 40 - 80mm, with some places having over 120mm. Rainfall will be concentrated in the afternoon and at night.
From the morning of September 15 to the morning of September 16, the Central Highlands and the South will have moderate to heavy rain and scattered thunderstorms, with some places experiencing very heavy rain. Rainfall will generally be 20-50mm, with some places experiencing over 90mm. Heavy rain in the Central Highlands and the South is likely to continue in the coming days.
In the North Central and Central Central regions, on the day and night of September 13, there is forecast to be rain, moderate rain and scattered thunderstorms, locally heavy to very heavy rain with rainfall from 15 - 40mm, locally over 90mm.
In the South Central region, during the day and night of September 13, there is a forecast of scattered showers and thunderstorms, locally heavy rain with rainfall from 10 - 30mm, locally over 70mm. During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.
The meteorological agency warns that heavy rain and localized heavy rain can cause flooding in low-lying areas; flash floods on small rivers and streams, and landslides on steep slopes. The warning level for natural disaster risks due to heavy rain, tornadoes, and lightning is level 1.
Regarding sea weather, it is forecasted that during the day and night of September 13, the sea area from Ninh Thuan to Ca Mau will have winds gradually increasing to level 6, gusting to level 7-8; rough seas.
South of the central East Sea area, the South East Sea area (including the waters of Truong Sa archipelago) has winds gradually increasing to level 6, sometimes level 7, gusting to level 8-9. Rough seas.
In the southern part of the Gulf of Tonkin, the sea area from Quang Tri to Ca Mau, Ca Mau-Kien Giang, the Gulf of Thailand, the sea area south of the North East Sea (including the sea area of Hoang Sa archipelago), the central and southern East Sea (including the sea area of Truong Sa archipelago) will have showers and thunderstorms. During the thunderstorms, there is a possibility of tornadoes and strong gusts of wind level 7-8, be careful of wave heights sometimes increasing to over 2m.
During the day and night of September 14, the sea area from Ninh Thuan to Ca Mau, the sea area south of the area between the East Sea and the South East Sea area (including the sea area of Truong Sa archipelago) will have strong southwest winds of level 6, sometimes level 7, gusting to level 8; rough seas; waves 2 - 4m high.
All vessels operating in the above areas are at high risk of being affected by cyclones, strong winds and large waves.
