According to the National Center for Hydro-Meteorological Forecasting, currently, the cold air mass is still continuing to move southward. In the North, there is rain in some places, the common temperature is 25 - 28 degrees C.
Around the night of April 22, this cold air mass will affect the Northeast region of the North, then affect other places in the Northeast region, some places in the Northwest region and North Central region. On land, the wind will turn northeast at level 2-3, coastal areas at level 3-4.
The Northeast region and Thanh Hoa from April 23rd will turn cool.
On the night of April 22nd and April 23rd, the Northeast and Thanh Hoa will have the lowest temperature of about 22 - 25 degrees C, mountainous areas in some places below 22 degrees C; average temperature of about 24 - 26 degrees C, mountainous areas in some places below 23 degrees C.
The lowest temperature in this cold air wave in the Northern region and Thanh Hoa is commonly from 21 - 24 degrees C, mountainous areas have places below 20 degrees C.
Hanoi area from the night of April 22 to April 23 will have showers and scattered thunderstorms; from April 23 the weather will turn cool. The lowest temperature in this cold air wave is commonly 22 - 24 degrees C.
Regarding rain developments, from the evening of April 22 to April 23, the North will have rain, moderate rain and scattered thunderstorms, locally heavy to very heavy rain. From April 23 to April 24, the North Central region will have showers and scattered thunderstorms, locally heavy to very heavy rain. From the evening of April 23 to April 25, the Central Central region will have showers and scattered thunderstorms.
The meteorological agency warns that thunderstorms are likely to occur with thunderstorms, hail and strong gusts of wind. Thunderstorms accompanied by thunderstorms, hail, hail and strong gusts of wind can affect agricultural production, causing trees to fall, damage to houses, traffic works, and infrastructure. Localized heavy rain is likely to cause flash floods on small rivers and streams, landslides on slopes, and flooding in low-lying areas.
At sea, from near dawn on April 23, in the sea area north of the Gulf of Tonkin, the wind will turn northeast at level 5, sometimes level 6, gusting at level 7, rough seas, waves 1.5 - 2.5m high.
Strong winds and gusts, large waves at sea are likely to affect the operation of ships and other activities.
