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 31 AUGUST 2026

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

A BROAD TROUGH OF LOW PRESSURE IS BRINGING SHOWERS AND
THUNDERSTORMS TO THE COASTAL WATERS OF GUANGDONG AND THE
NORTHERN PART OF THE SOUTH CHINA SEA. BESIDES, THE REMNANT
OF SAUDEL IS BRINGING UNSETTLED WEATHER TO THE VICINITY OF
LEIZHOU PENINSULA TO HAINAN ISLAND. IT IS EXPECTED TO MOVE
TOWARDS THE VICINITY OF THE SOUTHEASTERN COAST OF HAINAN
ISLAND LATER TODAY AND INTENSIFY INTO A TROPICAL CYCLONE
GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

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

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

SOUTH OF HONG KONG:
WEST TO SOUTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6,
BECOMING NORTH UP TO FORCE 6 LATER.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANGCHUAN DAO:
WEST TO SOUTHWEST FORCE 5 TO 6, BECOMING NORTH UP TO FORCE
6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHWESTERLY WINDS OF FORCE 5 TO 6, OCCASIONALLY
FORCE 7. OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND VARIABLE FORCE 1

SHANTOU            WIND SOUTHWEST FORCE 1 
                   VISIBILITY 2500 METRES IN RAIN

HUANGMAOZHOU       WIND WEST-NORTHWEST FORCE 2

MACAU              WIND NORTH-NORTHEAST FORCE 2 
                   VISIBILITY 45 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 5 
                   VISIBILITY 5000 METRES IN RAIN

DISPATCHED BY HONG KONG OBSERVATORY AT 12:30 HKT ON 31.08.2026