SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 12:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 9:45 A.M. ON 31 AUGUST 2026

WARNINGS:

STRONG WINDS IN NAN'AO, SHANWEI, SOUTH OF HONG KONG AND
SHANGCHUAN DAO.

WEATHER SITUATION:

A BROAD TROUGH OF LOW PRESSURE IS BRINGING SHOWERS 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, FORCE 5 LATER.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

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 LATER.
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 EAST FORCE 2 
                   VISIBILITY 29 KILOMETRES IN RAIN

HUANGMAOZHOU       WIND WEST-NORTHWEST FORCE 3

MACAU              WIND NORTH FORCE 2 
                   VISIBILITY 22 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 5 
                   VISIBILITY 11 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 09:45 HKT ON 31.08.2026