SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 9:30 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 5:30 A.M. ON 30 JULY 2017

WARNINGS:

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

WEATHER SITUATION:

AT 5 A.M., TROPICAL STORM HAITANG WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 75 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 19.6 DEGREES NORTH, 118.3 DEGREES EAST. IT IS
FORECAST TO MOVE NORTHEAST AT ABOUT 22 KILOMETRES PER HOUR
EDGING CLOSE TO THE VICINITY OF TAIWAN STRAIT.
 
MEANWHILE, TYPHOON NESAT WITH MAXIMUM SUSTAINED WINDS OF
ABOUT 120 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED
AT 25.2 DEGREES NORTH, 120.0 DEGREES EAST. IT IS FORECAST
TO MOVE NORTHWEST OR WEST-NORTHWEST AT ABOUT 18 KILOMETRES
PER HOUR ACROSS TAIWAN STRAIT TOWARDS FUJIAN.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

WEST TO NORTHWEST FORCE 5 TO 6.
SCATTERED SQUALLY SHOWERS AND THUNDERSTORMS, SOME HAZE.
MODERATE TO ROUGH SEAS.

NAN'AO:
NORTHWEST FORCE 7 TO 8, BECOMING SOUTHWEST UP TO FORCE 11.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH SEAS, BECOMING VERY HIGH.

SHANWEI:
NORTHWEST FORCE 6 TO 7, BECOMING SOUTHWEST UP TO FORCE 8.
OCCASIONAL SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
NORTHWEST FORCE 6 TO 7, BECOMING SOUTHWEST FORCE 6 TO 7.
SCATTERED SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHWESTERLY WINDS OF FORCE 6 TO 7, UP TO FORCE 8 IN EAST.
OCCASIONAL SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 1 
                   VISIBILITY 4700 METRES

SHANTOU            WIND WEST-SOUTHWEST FORCE 1 
                   VISIBILITY 12 KILOMETRES

DONGSHA            WIND NORTH FORCE 4 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND WEST FORCE 4

MACAU              WIND WEST-SOUTHWEST FORCE 3 
                   VISIBILITY 9 KILOMETRES

XISHA              WIND WEST-SOUTHWEST FORCE 4 
                   VISIBILITY 29 KILOMETRES

WEATHER BULLETIN FOR HONG KONG WATERS

AT 5 A.M. HONG KONG TIME:

KAI TAK:
WIND WEST-SOUTHWEST FORCE 2.
 
STAR FERRY KOWLOON:
WIND WEST FORCE 3.
 
GREEN ISLAND:
WIND NORTH-NORTHWEST FORCE 2.
 
CHEUNG CHAU:
WIND NORTHWEST FORCE 3.
 
SEA WAVES NEAR WAGLAN ISLAND WILL BE ABOUT 0.5 METRE TO 1.0
METRE DURING THE NEXT 12 HOURS.
 
SWELL OF UP TO 1.0 METRE CAN BE EXPECTED.
 
THE SEA TEMPERATURE IN VICTORIA HARBOUR IS 29 DEGREES
CELSIUS.
 
THE NEXT HIGH TIDE IN VICTORIA HARBOUR WILL BE 1.6 METRES
AT 2:36 P.M. TODAY AND THE NEXT LOW TIDE WILL BE 1.2 METRES
AT 7:46 A.M. TODAY.
THOSE WHO ARE AT SEA ARE REMINDED THAT TROPICAL CYCLONE
WARNINGS FOR SHIPPING ARE BEING ISSUED AND A TROPICAL STORM
EXISTS IN THE NORTHERN PART OF THE SOUTH CHINA SEA. THEY
ARE ADVISED TO LISTEN TO THE RADIOS FOR WEATHER INFORMATION.

DISPATCHED BY HONG KONG OBSERVATORY AT 05:30 HKT ON 30.07.2017