SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 9:45 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 8 A.M. ON 18 AUGUST 2025

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

AN AREA OF LOW PRESSURE IS AFFECTING THE SEAS EAST OF LUZON.

AT 8 A.M., THE TROPICAL DEPRESSION OVER THE NORTHERN PART
OF THE SOUTH CHINA SEA WITH MAXIMUM SUSTAINED WINDS OF
ABOUT 45 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT
18.8 DEGREES NORTH, 108.3 DEGREES EAST. IT IS FORECAST TO
MOVE NORTHWEST AT ABOUT 12 KILOMETRES PER HOUR ACROSS BEIBU
WAN.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 5 TO 6, OCCASIONALLY FORCE 7.
HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

NAN'AO AND SHANWEI:
SOUTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO SOUTHEAST FORCE 5 TO 6, OCCASIONALLY FORCE 7.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 4 TO 5, SOUTHEASTERLY WINDS UP TO
FORCE 6 AT FIRST. OCCASIONAL HEAVY SQUALLY SHOWERS AND
THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

--------------------------------------------------------

WAGLAN ISLAND      WIND EAST-SOUTHEAST FORCE 4 
                   VISIBILITY 23 KILOMETRES

SHANTOU            WIND EAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 4

MACAU              WIND EAST FORCE 3 
                   VISIBILITY 27 KILOMETRES

XISHA              WIND SOUTH-SOUTHWEST FORCE 3 
                   VISIBILITY 13 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 08:00 HKT ON 18.08.2025