According to the National Center for Hydro-Meteorological Forecasting, the cold air mass is currently moving south. In the Gulf of Tonkin, there is a level 4 northeast wind.
Around the afternoon of October 22, this cold air mass will affect the mountainous areas of the Northeast, then affect other places in the Northeast, North Central, some places in the Northwest and North Central. The wind inland will strengthen to level 3, coastal areas to level 4-5.
During this cold spell, the weather in the Northern region, Thanh Hoa and Nghe An will turn cool; from the night of October 23, the night and morning will be cold, especially in the mountainous areas of the North, the night and morning will be cold. The lowest temperature in the North is generally from 19-21 degrees Celsius, in the mountainous areas 17-19 degrees Celsius, in the high mountainous areas, some places are below 16 degrees Celsius; in Thanh Hoa - Nghe An, the lowest temperature is generally from 20-23 degrees Celsius.
On the afternoon and night of October 22, the North and Thanh Hoa will have scattered showers and thunderstorms. From the night of October 22-23, the area from Nghe An to Binh Dinh will have rain, moderate rain, locally heavy rain and thunderstorms. Thunderstorms may include tornadoes, lightning, hail and strong gusts of wind.
Weather Forecast in 10 tourist cities:
Hanoi
Lowest temperature: 21-23 degrees Celsius.
Highest temperature: 28-34 degrees Celsius.
Scattered rain during the day. Partly cloudy at night, no rain.
Ha Long
Lowest temperature: 21-23 degrees Celsius.
Highest temperature: 28-32 degrees Celsius.
Sunny day, high UV index. Partly cloudy night, clear sky.
Ninh Binh
Lowest temperature: 21-23 degrees Celsius.
Highest temperature: 28-33 degrees Celsius.
Thunderstorms during the day. A few showers at night.
Hue
Lowest temperature: 22-23 degrees Celsius.
Highest temperature: 28-29 degrees Celsius.
Showers and thunderstorms day and night.
Danang
Lowest temperature: 24 degrees C.
Highest temperature: 28-30 degrees C.
Showers and thunderstorms day and night.
Nha Trang
Lowest temperature: 23-24 degrees Celsius.
Highest temperature: 27-31 degrees Celsius.
Showers and thunderstorms day and night.
Dalat
Lowest temperature: 16-23 degrees C.
Highest temperature: 24-27 degrees C.
Showers and strong winds during the day. Cloudy at night, no rain.
Ho Chi Minh City
Lowest temperature: 23-24 degrees C.
Highest temperature: 31-32 degrees C.
Day and night with showers and thunderstorms in some areas.
Vung Tau
Lowest temperature: 23-25 degrees Celsius.
Highest temperature: 30-31 degrees Celsius.
Day and night with showers and strong winds.
Phu Quoc
Lowest temperature: 25-26 degrees Celsius.
Highest temperature: 29-30 degrees Celsius.
Day and night with showers and thunderstorms, strong winds.