Story highlights Nida is expected to hit Hong Kong in the early hours of Tuesday

Squalls, heavy rain and possible flooding expected in the city

Hong Kong (CNN) Over 120 flights to and from Hong Kong have been canceled as Typhoon Nida barrels toward the city and southern China, after battering the Philippines over the weekend.

Nida is generating winds up to 150 kilometers per hour (93 miles per hour) as it moves northwest towards southwest China.

"When it finally makes it there, it will slow down and weaken," CNN meteorologist Allison Chinchar said. "The weakening part is the good news. The slowing down is not the good news because that will allow for some training so the rain will end up going over and the same spots as the waves come in."

Flights, schools affected

According to Hong Kong International Airport 's website, 181 flights scheduled to depart or arrive Hong Kong between Monday and Tuesday have been canceled.

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