BEIJING — China's National Meteorological Center on Aug 8 renewed its yellow alert for rainstorms in southwestern parts of the country, calling for precautionary measures.

From 2 pm on Aug 8 to 2 pm on Aug 9, heavy rains are expected in parts of Sichuan, Chongqing, Guizhou, and Yunnan, with up to 230 mm of rainfall in certain areas.

Parts of the four provincial level areas could encounter over 80 mm of hourly precipitation accompanied by thunderstorms and gales.

The national observatory has advised local authorities to remain alert for possible flooding, landslides, and mudslides, and recommended halting outdoor activities in hazardous areas.

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