The rainy season has officially begun in Thailand with heavy rainfall over 60% of the upper regions. As of May 20, 2024, the Meteorological Department has reported consistent rain due to changing trade winds. The season will last in upper Thailand until mid-October, with southern regions experiencing heavy rain until mid-January.
The annual rainy season in Thailand has commenced, with the Meteorological Department confirming the start on May 20, 2024.
Reports indicate heavy rain over 60% of upper Thailand, including regions such as Nakhon Ratchasima.
The change in trade winds at different altitudes has facilitated the onset of the rainy season.
The southwest winds are bringing moisture from the Andaman Sea, while the east winds at higher altitudes are contributing to the conditions.
The rainy season in upper Thailand is expected to last until mid-October, while heavy rain in the southern regions, especially the east coast, will continue until mid-January.
The forecast from May 21-24 predicts heavy rainfall in the North, Northeast, Central Plains, East, and southern coastal areas.
Residents are advised to prepare for significant rainfall, potential runoffs, and flash flooding.