Waves in the upper Andaman Sea and the gulf will likely be 2 metres high. All ships should proceed with caution, the department advised.
Here’s the weather forecast for the next 24 hours:
North: Mostly cloudy with thundershowers in 40 per cent of the area and isolated heavy rains; temperature lows of 24-27 degrees and highs of 33-36 degrees Celsius.
Northeast: Mostly cloudy with thundershowers in 60 per cent of the area and isolated heavy rains; temperature lows of 24-25 degrees and highs of 30-35 degrees Celsius.
Central: Mostly cloudy with thundershowers in 40 per cent of the area; temperature lows of 24-26 degrees, highs of 32-36 degrees Celsius.
East: Mostly cloudy with thundershowers in 60 per cent of the area and isolated heavy rains; temperature lows of 25-27 degrees, highs of 31-34 degrees Celsius; waves 1-2 metres high and 2 metres during thundershowers.
South (east coast): Mostly cloudy with thundershowers in 60 per cent of the area; temperature lows of 24-27 degrees, highs of 32-34 degrees Celsius; waves a metre high and 1-2 metres during thundershowers.
South (west coast): Mostly cloudy with thundershowers in 60 per cent of the area and isolated heavy rains; temperature lows of 24-27 degrees, highs of 31-34 degree Celsius; waves 2 metres high and over 2 metres during thundershowers.
Bangkok and surrounding areas: Mostly cloudy with thundershowers in 40 per cent of the area; temperature lows of 26-28 degrees, highs of 32-35 degrees Celsius.