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 4 JULY 2025

WARNINGS:

STORM FORCE WINDS IN NAN'AO AND SHANWEI. STRONG WINDS IN
SOUTH OF HONG KONG.

WEATHER SITUATION:

AT 8 P.M., THE TROPICAL DEPRESSION OVER THE NORTHEASTERN
PART OF THE SOUTH CHINA SEA WITH MAXIMUM SUSTAINED WINDS OF
ABOUT 55 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT
19.6 DEGREES NORTH, 118.4 DEGREES EAST. IT IS FORECAST TO
MOVE NORTHWEST SLOWLY, LINGERING OVER THE NORTHEASTERN PART
OF THE SOUTH CHINA SEA AND INTENSIFYING GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 4 TO 5.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

NAN'AO:
EAST TO NORTHEAST FORCE 6 TO 7, BECOMING CYCLONIC UP TO
FORCE 10.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING HIGH.

SHANWEI:
EAST TO NORTHEAST FORCE 6 TO 7, BECOMING UP TO FORCE 10.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING HIGH.

SOUTH OF HONG KONG:
EAST TO NORTHEAST FORCE 4 TO 5, BECOMING UP TO FORCE 7.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH.

SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 4, OCCASIONALLY FORCE 5, BECOMING
WEST TO NORTHWEST UP TO FORCE 5 LATER.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

CYCLONIC WINDS OF FORCE 10, BECOMING UP TO FORCE 12 IN
EAST. 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 31 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 4

MACAU              WIND SOUTHEAST FORCE 2 
                   VISIBILITY 45 KILOMETRES

XISHA              WIND WEST-SOUTHWEST FORCE 2 
                   VISIBILITY 28 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 19:46 HKT ON 04.07.2025