SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 11:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 9:40 P.M. ON 20 JULY 2021

WARNINGS:

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

WEATHER SITUATION:

TYPHOON CEMPAKA HAS WEAKENED INTO A SEVERE TROPICAL STORM.
 
AT 9 P.M., CEMPAKA WITH MAXIMUM SUSTAINED WINDS OF ABOUT
110 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 21.7
DEGREES NORTH, 112.1 DEGREES EAST. IT IS FORECAST TO MOVE
WEST-NORTHWEST SLOWLY, GRADUALLY EDGING CLOSER TO THE COAST
OF WESTERN GUANGDONG.
 
SEVERE TROPICAL STORM IN-FA HAS INTENSIFIED INTO A TYPHOON.
 
AT 9 P.M., IN-FA WITH MAXIMUM SUSTAINED WINDS OF ABOUT 120
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 24.5
DEGREES NORTH, 128.8 DEGREES EAST. IT IS FORECAST TO MOVE
WEST AT ABOUT 15 KILOMETRES PER HOUR TOWARDS THE SEAS EAST
OF TAIWAN AND INTENSIFY GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTHEAST FORCE 5 TO 6, OCCASIONALLY FORCE 7 AT FIRST.
HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, VERY ROUGH AT FIRST.

NAN'AO AND SHANWEI:
EAST TO SOUTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG:
SOUTH FORCE 6 TO 7, OCCASIONALLY FORCE 8 AT FIRST.
HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS.

SHANGCHUAN DAO:
CYCLONIC FORCE 11, BECOMING SOUTH UP TO FORCE 11.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
PHENOMENAL SEAS.

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 EAST-SOUTHEAST FORCE 3 
                   VISIBILITY 15 KILOMETRES

SHANTOU            WIND EAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

DONGSHA            WIND EAST FORCE 3 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 5

MACAU              WIND EAST FORCE 3 
                   VISIBILITY 18 KILOMETRES

XISHA              WIND WEST-SOUTHWEST FORCE 3 
                   VISIBILITY 21 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 21:40 HKT ON 20.07.2021