New Delhi, Aug. 27 -- As many as 644 Nepalis and foreigners from 33 countries went missing in Nepal after a catastrophic flood devastated the Himalayan nation and China's Tibet, according to Nepal Tourism Board (NTB) data released at 12:00 pm on Thursday.

Meanwhile, the toll in the deadly Nepal flash floods rose to 165 and is likely to increase further, the National Disaster Risk Reduction and Management Authority (NDRRMA) said at 11:00 am on Thursday. As many as 73 people were injured in the flood-related incidents.

The data posted at 11:00 am also revealed that no contact had been established with 826 people in Nepal. Of them, 579 were travellers. Others include personnel of the Nepal Army, police and other armed forces.

Updated data...