Monsoon floods and landslides have cut off more than 300,000 people in villages across southeast Bangladesh and killed at least 20 people including six Rohingya refugees, officials said Friday.

At least 87 people are dead and dozens more still missing after flash floods and landslides hit Indonesia and neighbouring East Timor, officials said Monday.

More than 50 people were killed after flash floods and landslides swept through eastern Indonesia and neighbouring Timor Leste on Sunday, authorities said, warning the toll could rise further.

Floods, landslides and other natural disasters triggered by downpours have left 90 people dead and 34 others missing in Vietnam's central region over the past two weeks.

At least 26 people have died after 46 days of heavy rains in South Korea, with the country's longest monsoon in seven years causing more flooding, landslides and evacuations on Saturday.

Heavy rains triggered flash floods and landslides that killed at least 40 people and displaced thousands in western Nepal, officials said on Saturday.

At least 21 people were killed in a series of landslides triggered by incessant rains in India's north-eastern state of Assam on Tuesday, officials said.

Tropical Storm Amanda triggered flash floods, landslides and power outages as it barrelled through El Salvador and Guatemala Sunday, killing 14 people, authorities said, warning of further heavy rain to come.

Rescuers worked by hand to clear debris from a landslide triggered by heavy rains in central Japan on Saturday, as the toll from the storms rose to 10 dead with a further three people reportedly missing.

Tens of thousands of rescuers were working through Sunday night to reach people feared trapped in Japan by landslides and floods caused by a powerful typhoon

Qatar Red Crescent Society (QRCS) has immediately responded to the devastating flash floods in southeastern and central Nepal.

Two people were killed in landslides and floods caused by tropical storm Bailu in the northern Philippines, local authorities said on Saturday.