SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:45 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 7:35 P.M. ON 30 AUGUST 2025

WARNINGS:

STRONG WINDS IN SOUTH OF HONG KONG AND SHANGCHUAN DAO.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS.

AT 7 P.M., TROPICAL STORM NONGFA WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 17.9 DEGREES NORTH, 105.8 DEGREES EAST. IT IS
FORECAST TO MOVE WEST AT ABOUT 28 KILOMETRES PER HOUR INTO
THE INLAND AREAS OF INDO-CHINA AND DISSIPATE GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST FORCE 4 TO 5.
A FEW SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

NAN'AO AND SHANWEI:
EAST TO SOUTHEAST FORCE 4 TO 5.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO SOUTHEAST FORCE 4 TO 5, FORCE 6 AT FIRST.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, ROUGH AT FIRST.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO SOUTHEASTERLY WINDS OF FORCE 4 TO 5. SCATTERED
SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST FORCE 3 
                   VISIBILITY 49 KILOMETRES

SHANTOU            WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST FORCE 4

MACAU              WIND EAST FORCE 3 
                   VISIBILITY OVER 65 KILOMETRES

XISHA              WIND SOUTHEAST FORCE 2 
                   VISIBILITY 21 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 19:35 HKT ON 30.08.2025