Victoria Harbour

This general view shows a layer of fog d...This general view shows a layer of fog descending upon buildings in the Kowloon district (L) of Hong Kong as ships sail in Victoria Harbour on March 23, 2016. / AFP PHOTO / Anthony WALLACEANTHONY WALLACE/AFP/Getty Images

Anthony Wallace/AFP/Getty

This general view shows a layer of fog descending upon buildings in the Kowloon district of Hong Kong as ships sail in Victoria Harbour

Commuters travel on the Star Ferry (R) in Victoria Harbour from Kowloon to Hong Kong island (background) on November 21, 2013. Hong Kong's economy grew "moderately" year-on-year in the third quarter as domestic demand and "resilient" growth in the mainland Chinese market offset a weaker environment in the West, officials said on November 15.

Anthony Wallace/AFP

Commuters travel on the Star Ferry in Victoria Harbour from Kowloon to Hong Kong island on Thursday.

Clouds build up over the Victoria harbour before a storm in Hong Kong on April 30, 2013.

Philippe Lopez/AFP

Clouds build up over the Victoria harbour before a storm breaks in Hong Kong on Tuesday.