SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 5:30 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 3:30 A.M. ON 25 AUGUST 2022

WARNINGS:

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

WEATHER SITUATION:

AT 3 A.M., SEVERE TROPICAL STORM MA-ON WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 110 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 20.7 DEGREES NORTH, 113.5 DEGREES
EAST. IT IS FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 28
KILOMETRES PER HOUR IN THE GENERAL DIRECTION OF THE COAST
OF WESTERN GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 7 TO 8, UP TO FORCE 11 AT FIRST.
HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS, VERY HIGH AT FIRST.

NAN'AO:
SOUTH TO SOUTHEAST FORCE 5 TO 6, FORCE 7 AT FIRST.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANWEI:
SOUTH TO SOUTHEAST FORCE 6 TO 7, UP TO FORCE 9 AT FIRST.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, HIGH AT FIRST.

SOUTH OF HONG KONG:
SOUTH TO SOUTHEAST FORCE 7 TO 8, CYCLONIC UP TO FORCE 11 AT
FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS, VERY HIGH AT FIRST.

SHANGCHUAN DAO:
NORTH TO NORTHEAST FORCE 9 TO 10, BECOMING CYCLONIC UP TO
FORCE 11.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH SEAS, BECOMING VERY HIGH.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 5 TO 6, UP TO FORCE 7 AT FIRST.
OCCASIONAL SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-SOUTHEAST FORCE 8

SHANTOU            WIND EAST-NORTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

DONGSHA            WIND SOUTH FORCE 6 
                   VISIBILITY 9 KILOMETRES

MACAU              WIND EAST FORCE 6 
                   VISIBILITY 13 KILOMETRES

XISHA              WIND SOUTH FORCE 2 
                   VISIBILITY 29 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 03:31 HKT ON 25.08.2022