SOUTH CHINA COASTAL WATERS

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

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 0:30 A.M. ON 4 SEPTEMBER
2026

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

AN WESTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
AREAS.

TROPICAL DEPRESSION SAUDEL HAS WEAKENED INTO AN AREA OF LOW
PRESSURE.
 
AT 11 P.M. LAST NIGHT, TROPICAL STORM KROVANH WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 28.5 DEGREES NORTH, 128.8 DEGREES
EAST. IT IS FORECAST TO MOVE NORTHWEST SLOWLY, LINGERING
OVER THE VICINITY OF THE RYUKYU ISLANDS.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

WEST TO NORTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
A FEW SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

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

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
WEST TO NORTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6,
BECOMING SOUTHWEST UP TO FORCE 6 LATER.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

WEST TO SOUTHWESTERLY WINDS OF FORCE 4 TO 5, OCCASIONALLY
FORCE 6. SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTHWEST FORCE 3

SHANTOU            WIND EAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND NORTHWEST FORCE 4

MACAU              WIND NORTHWEST FORCE 2 
                   VISIBILITY OVER 50 KILOMETRES

XISHA              WIND WEST-SOUTHWEST FORCE 3 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 00:34 HKT ON 04.09.2026