According to the National Center for Hydro-Meteorological Forecasting, currently, the center of storm No. 1 is about 90km south of Hainan Island (China). The strongest wind near the center of the storm is strong at level 8-9 (62-88 km/h), gusting at level 11.
By 7:00 AM on July 4th, the storm's center will be located at about 19.8 degrees North latitude - 108.8 degrees East longitude, over the sea area east of the Northern Gulf area; about 220km east-southeast of Quang Ninh.
By 7:00 AM on July 5th, the storm's center will be located at about 21.6 degrees North latitude - 107.9 degrees East longitude, on land in the coastal area of Quang Ninh province.
Right from tonight July 3rd, storm No. 1 will begin to affect the weather on the mainland.
Regarding heavy rain on land, the affected areas are Northeast and Thanh Hoa.
Risk, from the night of July 3rd to the end of July 5th, there will be heavy to very heavy rain, common rainfall of 100-200mm; especially Northeast of the North 150-250mm, locally over 350mm.
For Hanoi city, the Northern Hydrometeorological Station said that on July 4 and July 5, it is forecast to have rain, moderate rain, locally heavy rain and scattered thunderstorms, during thunderstorms there is a possibility of thunderstorms and strong gusts of wind. Common rainfall in the northern area of the city is about 40 - 70mm, in some places over 100mm.
Rainfall in the city center, the western and southern areas of the city is about 30 - 50mm, in some places over 80mm.
Heavy rain overloads the urban drainage system, causing flooding in residential areas, traffic jams due to road flooding and reduced visibility when driving, causing slipperiness and traffic accidents.
In thunderstorms, there may be tornadoes, lightning and strong gusts of wind that break down trees, damage houses, traffic works and infrastructure.
Heavy rain in a short period of time can cause landslides in mountainous areas, causing urban areas and low-lying areas to be flooded. Warning level of natural disaster risk due to heavy rain is level 1.
For the coastal mainland area, the affected area is the coast of Quang Ninh, Hai Phong and Hung Yen provinces.
Risk, from the afternoon of July 4, strong winds of level 6, near the storm center level 7-8, gusts of level 9-10; sea waves 2-3m high; storm surge of about 0.3-0.5m.
