It also said tropical storm Choi-wan, due east of the Philippines, is expected to move northward to the northern Philippines but will have no effect on Thailand.
Here’s the weather forecast for the next 24 hours:
Bangkok and surrounding areas: Hot day with thundershowers in 10 per cent of the area; temperature lows of 26-28 degrees, highs of 34-39 degrees Celsius.
North: Hot day with thundershowers in 10 per cent of the area; temperature lows of 24-27 degrees and highs of 36-39 degrees Celsius.
Northeast: Hot day with thundershowers in 10 per cent of the area; temperature lows of 25-28 degrees and highs of 37-39 degrees Celsius.
Central: Hot day with thundershowers in 10 per cent of the area; temperature lows of 25-27 degrees, highs of 33-38 degrees Celsius.
East: Hot day with thundershowers in 10 per cent of the area; temperature lows of 25-27 degrees, highs of 33-38 degrees Celsius; waves a metre high and 1-2 metres during thundershowers.
South (east coast): Mostly cloudy with thundershowers in 30 per cent of the area; temperature lows of 24-26 degrees, highs of 34-37 degrees Celsius; waves a metre high and 1-2 metres during thundershowers.
South (west coast): Mostly cloudy with thundershowers in 30 per cent of the area; temperature lows of 22-26 degrees, highs of 34-36 degrees Celsius; waves a metre high and 1-2 metres during thundershowers.