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 16 SEPTEMBER
2025

WARNINGS:

STRONG WINDS IN NAN'AO AND SHANWEI.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS.

AT 11 P.M., THE TROPICAL DEPRESSION NEAR LUZON WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 55 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 15.9 DEGREES NORTH, 122.5 DEGREES
EAST. IT IS FORECAST TO MOVE NORTHWEST AT ABOUT 15
KILOMETRES PER HOUR ACROSS THE VICINITY OF LUZON.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

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

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

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST FORCE 4 TO 5.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO NORTHEASTERLY WINDS OF FORCE 4 TO 5, OCCASIONALLY
FORCE 6, BECOMING CYCLONIC WINDS OF FORCE 10 IN EAST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 2 
                   VISIBILITY 39 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 4

MACAU              WIND EAST-SOUTHEAST FORCE 2

XISHA              WIND EAST FORCE 1 
                   VISIBILITY 22 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:35 HKT ON 16.09.2025