PRESS WEATHER NO. 030 - SOUTH CHINA COASTAL WATERS

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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 28 AUGUST 2025

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS. MEANWHILE, UPPER-AIR DISTURBANCES ARE BRINGING
SHOWERS AND SQUALLY THUNDERSTORMS TO THE VICINITY OF THE
PEARL RIVER ESTUARY AND THE NORTHERN PART OF THE SOUTH
CHINA SEA. BESIDES, A BROAD AREA OF LOW PRESSURE IS
BRINGING UNSETTLED WEATHER TO THE CENTRAL AND NORTHERN
PARTS OF THE SOUTH CHINA SEA.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 4, OCCASIONALLY FORCE 5, UP TO
FORCE 6 LATER.
SCATTERED HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

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

SOUTH OF HONG KONG:
EAST TO NORTHEAST FORCE 4 TO 5, BECOMING UP TO FORCE 6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH.

SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 4 TO 5, UP TO FORCE 6 LATER.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO NORTHEASTERLY WINDS OF FORCE 5 TO 6. OCCASIONAL
HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 2 
                   VISIBILITY 4700 METRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES IN RAIN

HUANGMAOZHOU       WIND EAST-NORTHEAST FORCE 4

MACAU              WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY OVER 70 KILOMETRES

XISHA              WIND NORTH-NORTHEAST FORCE 2 
                   VISIBILITY 27 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 03:30 HKT ON 28.08.2025