An earthquake of magnitude 6.0 on the Richter scale was felt in Taiwan on Monday.
The maximum temperature on Tuesday is likely to hover around 30 degrees Celsius, and a partly cloudy sky has been forecast.
The average concentrations of PM 2.5 and PM 10 stood at 190 and 153, respectively.
Chanthu was 580 kilometers (360 miles) southeast of Taiwan and northeast of the Philippines, the Central Weather Bureau said.
The maximum temperature during the day is likely to hover around 32 degrees Celsius, and a partly cloudy sky has been forecast.
