China's meteorological authority on Saturday morning renewed weather alert to a yellow one for the approaching typhoon Mujigae, which is expected to batter China's southern regions.

Mujigae, the 22nd typhoon of the year, has entered the northern part of South China Sea in the morning, and is expected to move northwest at a speed of 20 km per hour with strengthening force, according to the National Meteorological Center.

It is expected to land on coastal areas of northeast Hainan Province on Sunday before noon, with the speed at the center of the typhoon topping 151.2 km per hour at landfall

The typhoon will bring gales to coastal regions of Guangdong and Hainan provinces in the coming two days. Most parts of Hainan and southwestern Guangdong will see heavy or torrential rain.

China has a four-tier color-coded weather warning system, with red representing the most severe weather, followed by orange, yellow and blue. Enditem