According to the Southern Hydrometeorological Station, in the next 24-48 hours, the low pressure trough will have its axis passing through the Northern region and the Central coast. Southwest monsoon in the Southern region will operate with moderate to strong intensity.
Above, the subtropical high pressure gradually encroaches westward, the western convergence zone of the subtropical high pressure moves into the South and continues to the West.
In the next 3-10 days, a low pressure trough with its axis through the North will weaken, then it is likely to form again at the end of the period. Southwest monsoon is active with moderate intensity. Above, the subtropical high pressure continues to encroach westward and expand southward, then gradually weakens from August 3.
From 7 pm on July 27 to 7 pm on July 29, the South has moderate rain, heavy rain and thunderstorms, locally very heavy rain in some places. Total rainfall is commonly 80-150 mm, in some places over 150 mm. Heavy rain continues until the end of July 29. From 7 pm on July 29 to 7 pm on July 30, rainfall is commonly 10-30 mm, in some places over 50 mm.
During heavy rain, it is necessary to prevent flooding in low-lying areas, urban areas, industrial parks, riverside areas, canals and ditches. Thunderstorms are likely to be accompanied by tornadoes, lightning, hail and strong gusts of wind.
