SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 9:45 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 7:10 A.M. ON 21 JULY 2021

WARNINGS:

GALE FORCE WINDS IN SHANGCHUAN DAO. STRONG WINDS IN HONG
KONG ADJACENT WATERS AND SOUTH OF HONG KONG.

WEATHER SITUATION:

SEVERE TROPICAL STORM CEMPAKA HAS WEAKENED INTO A TROPICAL
STORM.
 
AT 7 A.M., CEMPAKA WITH MAXIMUM SUSTAINED WINDS OF ABOUT 85
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 21.8
DEGREES NORTH, 111.3 DEGREES EAST. IT IS FORECAST TO MOVE
WEST AT ABOUT 10 KILOMETRES PER HOUR ACROSS THE COASTAL
AREAS OF WESTERN GUANGDONG.
 
MEANWHILE, TYPHOON IN-FA WITH MAXIMUM SUSTAINED WINDS OF
ABOUT 140 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED
AT 24.2 DEGREES NORTH, 127.8 DEGREES EAST. IT IS FORECAST
TO MOVE WEST AT ABOUT 10 KILOMETRES PER HOUR TOWARDS THE
SEAS EAST OF TAIWAN AND INTENSIFY GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 5 TO 6.
HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS.

NAN'AO:
EAST TO NORTHEAST FORCE 4 TO 5.
SCATTERED SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SHANWEI:
EAST TO SOUTHEAST FORCE 4 TO 5.
SCATTERED SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SOUTH OF HONG KONG:
SOUTH TO SOUTHEAST FORCE 5 TO 6.
HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANGCHUAN DAO:
SOUTH TO SOUTHWEST FORCE 6 TO 7, FORCE 8 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, VERY ROUGH AT FIRST.

OUTLOOK FOR THE FOLLOWING 48 HOURS

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

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTHEAST FORCE 4 
                   VISIBILITY 16 KILOMETRES

DONGSHA            WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 5

MACAU              WIND EAST FORCE 2 
                   VISIBILITY 15 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 3 
                   VISIBILITY 14 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 07:15 HKT ON 21.07.2021