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 7:45 P.M. ON 6 SEPTEMBER
2025

WARNINGS:

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

WEATHER SITUATION:

AT 8 P.M., THE TROPICAL DEPRESSION OVER THE NORTHERN PART
OF THE SOUTH CHINA SEA WITH MAXIMUM SUSTAINED WINDS OF
ABOUT 55 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT
18.2 DEGREES NORTH, 115.7 DEGREES EAST. IT IS FORECAST TO
MOVE WEST OR WEST-NORTHWEST AT ABOUT 14 KILOMETRES PER
HOUR, INTENSIFYING PROGRESSIVELY AND EDGING CLOSER TO THE
WESTERN COAST OF GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 4 TO 5, UP TO FORCE 8 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING VERY ROUGH LATER.

NAN'AO:
EAST TO NORTHEAST FORCE 5 TO 6, BECOMING SOUTHEAST UP TO
FORCE 7.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANWEI:
EAST TO NORTHEAST FORCE 5 TO 6, BECOMING SOUTHEAST UP TO
FORCE 8.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS, BECOMING VERY ROUGH.

SOUTH OF HONG KONG:
EAST TO NORTHEAST FORCE 6 TO 7, BECOMING CYCLONIC UP TO
FORCE 10 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING HIGH LATER.

SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 5 TO 6, BECOMING NORTH UP TO FORCE
9 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS, BECOMING HIGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

CYCLONIC WINDS OF FORCE 9 TO 10, BECOMING UP TO FORCE 12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST FORCE 3 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST FORCE 3

MACAU              WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY OVER 75 KILOMETRES

XISHA              WIND NORTH-NORTHEAST FORCE 3 
                   VISIBILITY 24 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 19:46 HKT ON 06.09.2025