Day and tonight May 28: The South, the Central Highlands rain continuously, there are places with heavy rain

Forecast: During the day and tonight in the Northern mountainous region, there will be scattered showers and thunderstorms; Particularly in Lao Cai, Ha Giang, Yen Bai, Tuyen Quang, Bac Kan and Cao Bang areas, there is moderate rain, heavy rain with a rainfall of 20-50mm, in some places over 80mm (rainy time is concentrated in the evening and at night).

In addition, during the day and tonight in the Central Highlands and the South, there will be showers and thunderstorms with a rainfall of 20-50mm, local heavy rain with a rainfall of over 80mm. Thunderstorms in the Central Highlands and the South are likely to last until about May 30 (the time for thunderstorms is concentrated in the afternoon and evening).

During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong winds. Risk of flash floods, landslides in mountainous provinces and inundation in low-lying areas.

Warning level of disaster risk due to heavy rain, tornado, lightning and hail: Level 1.

Thunderstorms in Hanoi

Through monitoring on satellite cloud images and weather radar images, convection clouds are continuing to cause showers and thunderstorms over districts: Soc Son, Dong Anh, Bac Tu Liem, Tay Ho, and Nam Tu Liem. , Cau Giay, Thanh Xuan, Ha Dong, Hoang Mai, Thanh Tri, Thuong Tin of Hanoi.

Warning: In the coming hours, this area of ​​thunderstorm clouds will continue to maintain, causing rain, moderate rain and sometimes thunderstorms over the above areas and then is likely to spread to other urban districts/districts. of Hanoi. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong winds.

Weather forecast for the next 24 to 48 hours

– The Northwest: In the evening and at night, there are scattered showers and thunderstorms, with moderate rain and heavy rain locally; showers and thunderstorms throughout the day.

– The Northeast: Showers and thunderstorms in some places, especially in mountainous areas with scattered showers and thunderstorms, with moderate to heavy rain locally.

– Central region: There are showers and thunderstorms in the evening and night in some places, sunny days, especially the area from Thanh Hoa to Phu Yen has hot sun.

– Central Highlands and the South: Showers and scattered thunderstorms, local moderate rain, heavy rain (rainfall time concentrates in the afternoon and evening).

Assess the weather from the night of May 29 to June 6

The low pressure trough connects with the western low pressure area with an axis at about 23-25 ​​degrees north latitude. Around the night of May 29 and May 30, this low pressure trough was weakly compressed by the continental high pressure in the North and gradually moved down to the North region; then from May 31, this low pressure trough is weak and fades away.

From June 2, the western low pressure area tends to gradually expand to the east. The south-westerly winds are moderate to strong.

At high altitude, the wind convergence area above 1500 meters is weak in the Northern mountainous area. From May 29, the subtropical high pressure tends to gradually encroach to the West and cause a convergence of winds above 3000m in the Northern region on May 30. After that, the subtropical high pressure had stable strength, from about June 2, the subtropical high pressure weakened, gradually withdrew its circulation to the East and lowered its axis to the South.