SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 3:30 A.M. TOMORROW, WEDNESDAY)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 30 JUNE 2026

WARNINGS:

STRONG WINDS IN NAN'AO.

WEATHER SITUATION:

A SOUTHEASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA
COASTAL WATERS. BESIDES, AN AREA OF LOW PRESSURE IS
BRINGING UNSETTLED WEATHER TO THE PHILIPPINES.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5.
A FEW SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

NAN'AO:
EAST TO SOUTHEAST FORCE 4 TO 5, UP TO FORCE 6 LATER.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

SHANWEI AND SOUTH OF HONG KONG:
EAST TO SOUTHEAST FORCE 4 TO 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SHANGCHUAN DAO:
SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO SOUTHEASTERLY WINDS OF FORCE 5 TO 6, OCCASIONALLY
FORCE 7. FREQUENT SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 1 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND SOUTHEAST FORCE 1 
                   VISIBILITY OVER 50 KILOMETRES

XISHA              WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:30 HKT ON 30.06.2026