Thundershowers are forecast in most parts of the upper country with heavy rains in the Northeast and the East.
The weather forecast for the next 24 hours is as follows:
North: Mostly cloudy with thundershowers in 40 per cent of the areas; temperature lows of 24-27 degrees Celsius and highs of 33-37°C.
Northeast: Mostly cloudy with thundershowers in 60 per cent of the areas and isolated heavy rains; temperature lows of 24-26°C and highs of 33-36°C.
Central: Mostly cloudy with thundershowers in 30 per cent of the areas; temperature lows of 25-26°C, highs of 35-37°C.
East: Mostly cloudy with thundershowers in 40 per cent of the areas and isolated heavy rains; temperature lows of 24-28°C, highs of 33-36°C; waves a metre high and 1-2 metres during thundershowers.
South (east coast): Mostly cloudy with thundershowers in 40 per cent of the areas; temperature lows of 23-26°C, highs of 33-36°C; waves a metre high and 1-2 metres during thundershowers.
South (west coast): Mostly cloudy with thundershowers in 40 per cent of the areas; temperature lows of 23-25°C, highs of 32-34°C; waves a metre high and 1-2 metres during thundershowers.
Bangkok and surrounding areas: Mostly cloudy with thundershowers in 30 per cent of the areas; temperature lows of 26-27°C, highs of 34-36°C.