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 21 OCTOBER 2025

WARNINGS:

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

WEATHER SITUATION:

THE NORTHEAST MONSOON IS AFFECTING THE SOUTH CHINA COASTAL
WATERS.

AT 3 A.M., SEVERE TROPICAL STORM FENGSHEN WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 90 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 18.5 DEGREES NORTH, 113.5 DEGREES
EAST. IT IS FORECAST TO MOVE WEST OR WEST-SOUTHWEST AT
ABOUT 12 KILOMETRES PER HOUR ACROSS THE NORTHERN PART OF
THE SOUTH CHINA SEA.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH TO NORTHEAST FORCE 6 TO 7, OCCASIONALLY FORCE 8.
SCATTERED SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS.

NAN'AO AND SHANWEI:
NORTHEAST FORCE 7 TO 8, OCCASIONALLY FORCE 9.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS.

SOUTH OF HONG KONG:
NORTH TO NORTHEAST FORCE 8 TO 9, OCCASIONALLY FORCE 10 AT
FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS.

SHANGCHUAN DAO:
NORTH TO NORTHEAST FORCE 8 TO 9, BECOMING UP TO FORCE 11.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS, BECOMING VERY HIGH.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHEASTERLY WINDS OF FORCE 8 TO 9, UP TO FORCE
11 IN WEST AT FIRST. FREQUENT HEAVY SQUALLY SHOWERS AND
THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 7 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND NORTHEAST FORCE 6

MACAU              WIND NORTH-NORTHEAST FORCE 4

XISHA              WIND NORTHWEST FORCE 4 
                   VISIBILITY 4600 METRES

DISPATCHED BY HONG KONG OBSERVATORY AT 03:30 HKT ON 21.10.2025