On the afternoon of July 21, through monitoring on satellite cloud images, weather radar images, and lightning positioning, it was shown that thunderstorm clouds were developing, causing showers and accompanied by thunderstorms and lightning in the areas of Dong Nai, Binh Duong, and Western provinces. Ninh, Binh Phuoc.
In the coming hours, thunderstorm clouds will continue to develop and bring showers with thunderstorms and lightning to the above areas. After that, thunderstorm clouds tend to expand and spread to other neighboring areas.
Rainfall is commonly 10-20mm, in some places it is over 30mm. During a thunderstorm, watch out for tornadoes, lightning, hail, and strong winds level 5-8 (8-21m/s). From the night of July 21, heavy rain gradually decreased.
Forecasting the impact of Storm No. 2 on the weather in the Southern region, it will be cloudy, sometimes cloudy, intermittent sunshine, showers in many places and scattered thunderstorms, moderate rain in some places, heavy rain with widespread amounts. Variable 20-50mm, some places over 70mm.
In the sea area from Ba Ria-Vung Tau to Ca Mau (including Ho Chi Minh City waters), the southwest wind gradually increases to level 5, sometimes level 6, gusting to level 7-8. The sea area from Ca Mau to Kien Giang and the Gulf of Thailand has southwest winds level 4-5. Wave height 1.5-3.0m. On both seas, the weather will have showers and strong thunderstorms. During thunderstorms, watch out for strong winds and tornadoes.
Floods on the Dong Nai River at Ta Lai are decreasing slowly. The water level at 1pm on July 21 at Ta Lai was 112.41m, about 0.09m below alert level 2.
In the next 24-48 hours, the flood on the Dong Nai River at Ta Lai is likely to rise again and fluctuate at alert level 2. It is necessary to be wary of the possibility of heavy rain combined with floods causing flooding, landslides of river and stream banks, low-lying areas in Tan Phu and Dinh Quan districts of Dong Nai province and neighboring areas.
