In the next 24-48 hours, the tropical convergence zone with its axis through the South Central Coast - Southern region will continue to exist from the low to the upper layers. Southwest monsoon in the South maintains weak to moderate intensity. The convergence zone at sea tends to move into the mainland of Southern Vietnam.
In the next 3-10 days, the intertropical convergence zone will continue to be maintained through the South Central Coast and the South, then there will be a tendency to raise its axis to the North from around the 24-25. 9. The Southwest monsoon in the South will maintain a weak to moderate intensity.
Above, from September 28, the subtropical high pressure tends to raise its southern branch to the North, through the South of the East Sea and the South. The convergence zone over the South region will remain until around September 24.
Therefore, from 7 pm on September 21 to 7 pm on September 23, Ho Chi Minh City and neighboring provinces and cities will have moderate to heavy rain, with very heavy rain in some places. Total rainfall is commonly 70-150 mm, with some places over 150 mm.
Heavy rain will continue until the end of September 24. From 7 pm on September 23 to 7 pm on September 24, common rainfall is 40-70 mm, in some places over 100 mm.
The meteorological agency warns that heavy rain may cause flooding in low-lying areas, urban areas, industrial parks, riverside areas, and canals. In thunderstorms, people need to be wary of tornadoes, lightning, hail and strong gusts of wind; risk of floods on small rivers and streams, landslides in hillsides, and areas with steep terrain.
