MACAO, Aug. 14 (Xinhua) -- Authorities in China's Macao Special Administrative Region (SAR) canceled all marine transport and most of the flights before the passing of tropical cyclone "Bebinca," the SAR's meteorological department said here on Tuesday evening.

Macao Meteorological and Geophysical Bureau had hoisted Signal No. 8 at 7:30 p.m. local time and issued blue storm surge warning. It said that "Bebinca" (1816) was estimated to be about 120 km south of Macao and was forecasted to move north.

Macao Marine and Water Bureau said all marine transport have been canceled and all ships inside Macao's ports should remain alert for severe weather condition.

All buses also have stopped operation until further notice of meteorological service.

Macao International Airport said among the airlines taking off from or heading to Macao, 18 have been canceled and 10 delayed.

Macao's all major bridges, including three cross-sea and one linking with Hengqin island of Zhuhai city, are all closed for safety consideration.

Macao Civil Emergency Response Center suggested all residents and tourists remain indoor and those living in low land pay attention to possible flood caused by sea water encroachment.