SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 12:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 9:30 A.M. ON 21 JULY 2018

WEATHER SITUATION:

AN AREA OF LOW PRESSURE TO THE WEST OF LUZON IS BRINGING
UNSETTLED WEATHER TO THE SOUTH CHINA COASTAL WATERS.

AT 9 A.M., SEVERE TROPICAL STORM AMPIL WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 90 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED NEAR 26.7 DEGREES NORTH, 127.9 DEGREES
EAST. IT IS FORECAST TO MOVE NORTHWEST AT ABOUT 28
KILOMETRES PER HOUR ACROSS THE EAST CHINA SEA.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 3 TO 4, BECOMING WEST TO SOUTHWEST
FORCE 3 TO 4.
ISOLATED SHOWERS AND THUNDERSTORMS.
SLIGHT TO MODERATE SEAS.

NAN'AO AND SHANWEI:
EAST TO NORTHEAST FORCE 4 TO 5, BECOMING NORTH TO NORTHWEST
FORCE 4 TO 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 4 TO 5, BECOMING WEST TO SOUTHWEST
FORCE 4 TO 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTH TO SOUTHWESTERLY WINDS OF FORCE 5 TO 6, OCCASIONALLY
FORCE 7. SCATTERED SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH-NORTHEAST FORCE 2 
                   VISIBILITY 31 KILOMETRES

SHANTOU            WIND WEST FORCE 1 
                   VISIBILITY 30 KILOMETRES

DONGSHA            WIND NORTH FORCE 3 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND NORTHEAST FORCE 2

MACAU              WIND EAST FORCE 1 
                   VISIBILITY 21 KILOMETRES

XISHA              WIND WEST-SOUTHWEST FORCE 2 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 09:30 HKT ON 21.07.2018