SOUTH CHINA COASTAL WATERS

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

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 19 SEPTEMBER
2025

WARNINGS:

GALE FORCE WINDS IN HONG KONG ADJACENT WATERS AND SHANWEI.
STRONG WINDS IN SOUTH OF HONG KONG.

WEATHER SITUATION:

AT 11 P.M., TROPICAL STORM MITAG WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 23.1 DEGREES NORTH, 114.8 DEGREES EAST. IT IS
FORECAST TO MOVE WEST-NORTHWEST SLOWLY ACROSS THE VICINITY
OF THE NORTHERN PART OF THE PEARL RIVER ESTUARY.
 
MEANWHILE, SEVERE TROPICAL STORM RAGASA WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 90 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 16.2 DEGREES NORTH, 129.8 DEGREES
EAST. IT IS FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 10
KILOMETRES PER HOUR TOWARDS THE VICINITY OF THE LUZON
STRAIT.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

WEST FORCE 6 TO 7, UP TO FORCE 8 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, VERY ROUGH AT FIRST.

NAN'AO:
SOUTH TO SOUTHEAST FORCE 4 TO 5.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SHANWEI:
SOUTH TO SOUTHWEST FORCE 5 TO 6, UP TO FORCE 8 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS, VERY ROUGH AT FIRST.

SOUTH OF HONG KONG:
WEST TO SOUTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANGCHUAN DAO:
WEST TO SOUTHWEST FORCE 4 TO 5.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO SOUTHEASTERLY WINDS OF FORCE 5 TO 6, BECOMING NORTH
TO NORTHEASTERLY WINDS OF UP TO FORCE 8 IN EAST LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND WEST-NORTHWEST FORCE 4 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 25 KILOMETRES

HUANGMAOZHOU       WIND WEST-SOUTHWEST FORCE 4

MACAU              WIND NORTH-NORTHWEST FORCE 2 
                   VISIBILITY OVER 70 KILOMETRES

XISHA              WIND SOUTH FORCE 1 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:32 HKT ON 19.09.2025