According to the National Center for Hydro-Meteorological Forecasting, from early morning and morning on December 3, cold air will affect the Northeast region, then affect the North Central region, the Northwest region and the North of the Central Central region. Strong Northeast wind level 3, coastal areas level 4-5.
From the night of December 3, the North and North Central regions will be cold; the high mountains in the North will have some places with severe cold. The lowest temperature in the Northern region is from 14-17 degrees Celsius; Northern mountainous areas: 13-15 degrees Celsius, high mountainous areas below 11 degrees Celsius. The lowest temperature in the North Central region is 14-17 degrees Celsius. Hanoi area from the night of December 3 is cold, the lowest temperature is generally 15-18 degrees Celsius.
At sea, from early morning and morning of December 3, the Northeast wind in the Gulf of Tonkin will gradually increase to level 6, sometimes level 7, gusting to level 8; rough seas, waves of 2.0-4.0m. The North East Sea area will gradually increase to level 6-7, gusting to level 8-9; rough seas, waves 3.0-5.0m.
From the afternoon of December 3, the sea area from South Quang Tri to Hue and the North of the Central East Sea will have northeast winds gradually increasing to level 6, gusting to level 7-8; rough seas, waves 3.0-5.0m.
Due to the strengthening of cold air combined with the weakening of the low pressure area from storm No. 15 and high-altitude easterly wind disturbances, from the night of December 2-5, the area from Quang Tri to Da Nang, the East of the provinces from Quang Ngai to Dak Lak and Khanh Hoa will have moderate to heavy rain.

Today (December 2), in the area from South Quang Tri to Da Nang City, the East of the provinces from Quang Ngai to Dak Lak and Khanh Hoa, there will be rain and showers in some places.
From tonight to the end of December 3, the area of Hue City, Da Nang City, the East of the provinces from Quang Ngai to Dak Lak and Khanh Hoa will have moderate rain, heavy rain with common rainfall from 40-100mm, locally very heavy rain over 150mm.
On the night of December 3 and December 4, the area from Quang Tri to Da Nang and the East of Quang Ngai province will have moderate rain, heavy rain with common rainfall from 40-80mm, locally very heavy rain over 150mm.Warning of the risk of heavy rain (>100mm/3 hours).
From the night of December 4, heavy rain in the area from Quang Tri to Da Nang City and the East of Quang Ngai province will tend to decrease.
Heavy rain can cause flooding in low-lying areas, flash floods in small rivers and streams, landslides; heavy rain can cause flooding in urban areas and industrial parks.
People and tourists should avoid areas prone to flash floods and landslides, and follow local instructions to ensure safety. Tourists coming to the North should bring extra warm clothes and thermal clothing to maintain their health.