According to the National Center for Hydro-Meteorological Forecasting, on May 21, the Southern region will be cloudy, with scattered showers and thunderstorms, with locally heavy rain. Light wind. In thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Lowest temperature 24-27 degrees C. Highest temperature 30-33 degrees C, in some places above 33 degrees C.
According to the Air Visual air quality monitoring application (belonging to IQAir Organization, which owns a very large amount of aggregated data on air quality, headquartered in Switzerland), today's air quality in Ho Chi Minh City is at a good level - 50.
On the day and night of May 21, the sea area from Lam Dong to Ca Mau, Ca Mau to An Giang and the Gulf of Thailand will have scattered showers and thunderstorms. In thunderstorms, there is a possibility of tornadoes, strong gusts of wind at level 6-7 and sea waves over 2 m high.
All ships operating in the above areas are at risk of being affected by tornadoes, strong gusts of wind and high sea waves.