The dead included 13 people who were working on farms in Gopalganj district, 175 kilometers (110 miles) north of Patna, the Bihar state capital, said official Upendra Pal. The injured were receiving hospital treatment, he said.
Soldiers rescued residents on boats as floodwaters flowed down streets in southern Japanese towns hit by deadly rains that were expanding across the region on Tuesday. At least 50 people have died and a dozen are missing.
Millions were left without power after Cyclone Amphan, packing winds of around 150 kilometres per hour (95 miles), carried away electricity pylons, walls and roofs, officials said Thursday as they began to assess the damage.
More than 300 people, including hotel employees and visitors, were trapped in Kamikochi, as floods and mudslides hit a main road connecting the town to Matsumoto, another tourist destination in Nagano.
Three floodgates of the Three Gorges Dam that spans the Yangtze were opened as the water level behind the massive dam rose more than 15 meters (50 feet) above flood level, the official Xinhua News Agency reported.
Farmers typically start planting their summer-sown crops June 1, when monsoon rains usually reach India. Planting usually continues until the end of July or early August.
More than 3,000 people had been evacuated as of 6am local time on Saturday, according to Ministry of the Interior and Safety data, as rains battered the southern part of the Korean peninsula. Eleven people are missing.
Every year, many cities in Pakistan struggle to cope with the annual monsoon deluge, drawing criticism about poor planning. The monsoon season runs from July through September, during which swelling rivers cause damage to crops and infrastructure.
Television images showed heavy rain lashing the coastal city of Lake Charles shortly after the NHC said the eye of the storm made landfall at around 1:00am local time (0600 GMT).