PRESS WEATHER NO. 158 - SOUTH CHINA COASTAL WATERS

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SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 11:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 9:20 P.M. ON 5 SEPTEMBER
2025

WARNINGS:

STRONG WINDS IN NAN'AO AND SHANWEI.

WEATHER SITUATION:

THE AREA OF LOW PRESSURE NEAR LUZON HAS INTENSIFIED INTO A
TROPICAL DEPRESSION.
 
AT 9 P.M., THE TROPICAL DEPRESSION WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 45 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 17.6 DEGREES NORTH, 118.6 DEGREES EAST. IT IS
FORECAST TO MOVE WEST OR WEST-NORTHWEST AT ABOUT 10
KILOMETRES PER HOUR ACROSS THE CENTRAL AND NORTHERN PARTS
OF THE SOUTH CHINA SEA.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 4, BECOMING EAST TO NORTHEAST UP TO
FORCE 5 LATER.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

NAN'AO AND SHANWEI:
EAST TO SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5, BECOMING
NORTHEAST UP TO FORCE 6 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH SEAS LATER.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5, BECOMING
NORTHEAST UP TO FORCE 5 LATER.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

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

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST FORCE 1 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND SOUTH-SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 4

MACAU              WIND SOUTH FORCE 1

XISHA              WIND EAST-NORTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 21:23 HKT ON 05.09.2025