SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 4:30 P.M. ON 14 OCTOBER 2017

WARNINGS:

HURRICANE FORCE WINDS IN SOUTH OF HONG KONG. GALE FORCE
WINDS IN HONG KONG ADJACENT WATERS, NAN'AO, SHANWEI AND
SHANGCHUAN DAO.

WEATHER SITUATION:

AT 4 P.M., SEVERE TROPICAL STORM KHANUN WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 110 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 17.9 DEGREES NORTH, 117.7 DEGREES
EAST. IT IS FORECAST TO MOVE NORTHWEST AT ABOUT 20
KILOMETRES PER HOUR ACROSS THE SOUTH CHINA SEA AND
INTENSIFY. IT WILL MOVE IN THE GENERAL DIRECTION OF LEIZHOU
PENINSULA TO HAINAN ISLAND.
 
UNDER THE COMBINED EFFECT OF KHANUN AND THE NORTHEAST
MONSOON, IT WILL BE WINDY WITH HEAVY RAIN OVER THE SOUTH
CHINA COASTAL WATERS.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH TO NORTHEAST FORCE 6 TO 7, OCCASIONALLY FORCE 8 LATER.
HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS.

NAN'AO AND SHANWEI:
EAST TO NORTHEAST FORCE 8 TO 9.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS.

SOUTH OF HONG KONG:
NORTH FORCE 8 TO 9, BECOMING CYCLONIC UP TO FORCE 12 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS, BECOMING PHENOMENAL SEAS LATER.

SHANGCHUAN DAO:
NORTH TO NORTHWEST FORCE 7 TO 8, UP TO FORCE 9 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTHEASTERLY WINDS OF FORCE 9 TO 10, CYCLONIC WINDS OF  UP
TO FORCE 12 IN WEST AT FIRST. HEAVY SQUALLY SHOWERS AND
THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 6 
                   VISIBILITY 21 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 11 KILOMETRES IN SHOWERS

DONGSHA            WIND NORTH-NORTHEAST FORCE 5 
                   VISIBILITY 9 KILOMETRES

MACAU              WIND NORTH FORCE 3 
                   VISIBILITY 18 KILOMETRES

XISHA              WIND NORTH-NORTHWEST FORCE 4 
                   VISIBILITY 15 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 16:38 HKT ON 14.10.2017