SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 4:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 12:30 P.M. ON 27 SEPTEMBER
2025

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

THE NORTHEAST MONSOON IS AFFECTING THE COASTAL WATERS OF
GUANGDONG.

AT NOON, SEVERE TROPICAL STORM BUALOI WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 110 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 14.8 DEGREES NORTH, 114.2 DEGREES
EAST. IT IS FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 34
KILOMETRES PER HOUR ACROSS THE CENTRAL TO SOUTHERN PART OF
THE SOUTH CHINA SEA.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 5 TO 6.
A FEW SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

NAN'AO:
EAST TO NORTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANWEI:
EAST TO NORTHEAST FORCE 5 TO 6.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG:
EAST TO NORTHEAST FORCE 5 TO 6, OCCASIONALLY FORCE 7.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 6 TO 7.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EASTERLY WINDS OF FORCE 5 TO 6, OCCASIONALLY FORCE 7.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 5 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND NORTH-NORTHEAST FORCE 3

XISHA              WIND EAST-NORTHEAST FORCE 4 
                   VISIBILITY 10 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:34 HKT ON 27.09.2025