In the afternoon and night of December 7, the cold air will be strengthened, continuing to affect other places in the Northeast, Northwest and North Central regions; then affecting the Central Central region and some places in the South Central region. The northeast wind inland is strong at level 3, coastal areas at level 4 - 5.
The weather in the North is cold, from the night of December 7, the weather in the North Central region will turn cold. The lowest temperature in the North is generally from 15 - 18 degrees Celsius, in mountainous areas 12 - 14 degrees Celsius, in high mountainous areas, some places are below 10 degrees Celsius.
Average temperature is about 18 - 20 degrees Celsius, in mountainous areas it is below 17 degrees Celsius.
The North Central region has the lowest temperature commonly from 18 - 20 degrees Celsius; the average temperature is about 21 - 23 degrees Celsius.
Hanoi area has scattered rain, light rain; cold weather. The lowest temperature in this cold air mass is commonly 15 - 18 degrees Celsius.
Due to the influence of cold air, there will be scattered rain in the North. In the Central region, there will be rain, showers, locally heavy rain and thunderstorms. Thunderstorms may cause tornadoes, lightning and strong gusts of wind.
Localized heavy rains can cause flooding in low-lying areas; flash floods in small rivers and streams, and landslides on steep slopes.
On December 8, the Northern region will have cold weather with the lowest temperature equivalent to that of December 7.
Average temperature is about 18 - 20 degrees Celsius, mountainous areas about 16 - 18 degrees Celsius.
Meanwhile, the North Central region tends to cool down with the lowest temperature commonly ranging from 17 - 19 degrees Celsius; the average temperature is around 18 - 20 degrees Celsius.
