Pakistan declared a public holiday in Karachi on Wednesday as the financial capital braced for more rain, after the arrival of the annual monsoon season left at least 7 people dead and caused widespread flooding,

At least 21 people have died in monsoon rain-related incidents in Pakistan, authorities said, pushing the nationwide death toll over the last week above 400 as floods and landslides continue to devastate large parts of the country.

Rescuers and residents resumed searching on Tuesday for survivors as the death toll from five days of torrential rain rose to almost 400, with authorities warning monsoon downpours would continue until the weekend.