Weather inshore tonight until 6am on Thursday will be some clouds, mild by night, the Department of Meteorology said in its daily weather report.

Wet weather is likely to return to the country this weekend as the Met department has said thundershowers are expected in the southern parts of Qatar on Friday along with strong winds.

Delos Angeles is all smiles as she walks through brown floodwaters in a white gown and veil before her suited groom clad in flip-flops takes her to the altar.

Twenty-two people are dead and thousands have been left homeless in Niger after torrential rains caused heavy flooding, authorities said.

Patients sat gingerly with their feet up at the Nalanda Medical College hospital in Bihar state when water gushed into the intensive care unit.

The death toll in the incessant rains since Thursday reached 70 on Sunday with reports that 77 people were injured.

The Vientiane Times said about 19 people have been "found dead", more than 3,000 "require rescue" and about 2,851 have been saved.

The toll from the record rainfall has continued to rise, as rescue workers dig through the debris and find the remains of dozens of people reported missing.

Landslides swept at least nine people to their deaths in Manipur in India's remote and hilly northeast, said the state's chief minister Nongthombam Biren.

Prime Minister Shinzo Abe met some of the thousands of people still in shelters during a trip to the flood-ravaged Okayama area.

Kurashiki, with a population of just under 500,000, has been hit hardest by the torrential rains that pounded some parts of western Japan.

India faces the worst long-term water crisis in its history and millions of lives and livelihoods could be at risk.