BEIJING -- At least nine people have died and another three are missing after heavy rain pounded South China for days, disrupting traffic and affecting millions in the region.

The rain started last week in Chongqing, Fujian, Guangxi, Hubei, Hunan,and Jiangxi and continued through Monday, according to the National Meteorological Center (NMC)

In Hunan, two people died - one in a lightning strike - and a total of 6,555 people have been relocated. The rain has caused floods, power cuts and landslides.

In Hubei, rain, hail and gales left one dead and two missing. Direct economic losses are estimated at about 45 million yuan ($7 million).

In Jiangxi, heavy rain has led to three deaths and the relocation of 14,000 residents. About 500 houses were destroyed by the rain and direct economic losses are estimated at 740 million yuan.

In Guangxi, one person died and another is missing after heavy rain battered seven cities. A total of 12,200 people were relocated. The rain damaged over 1,000 houses and causes direct economic losses estimated at 278 million yuan.

Rivers in the affected provinces are swollen and flood warnings have been issued.

The NMC on Monday warned people in the northwest and south of the country to be alert to the possibility of mountain torrents, mud-rock flows and landslides as rain continues to lash these regions.

Zhejiang, Jiangxi, Fujian, Guangdong provinces and Guangxi Zhuang Autonomous Region will see up to 150 mm of precipitation from Monday to Tuesday, the NMC said in a statement.

Meanwhile, heavy rain is expected in the northwestern part of Xinjiang Uygur Autonomous Region, according to the forecasts.

The NMC issued a yellow alert on Sunday afternoon for rainstorms in south and southeast China, and the alert was renewed on Monday.