SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 9:45 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 9 A.M. ON 4 SEPTEMBER 2023

WARNINGS:

HURRICANE FORCE WINDS IN NAN'AO. STORM FORCE WINDS IN
SHANWEI. STRONG WINDS IN HONG KONG ADJACENT WATERS AND
SOUTH OF HONG KONG.

WEATHER SITUATION:

TYPHOON HAIKUI HAS WEAKENED INTO A SEVERE TROPICAL STORM.
 
AT 9 A.M., HAIKUI WITH MAXIMUM SUSTAINED WINDS OF ABOUT 110
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 23.2
DEGREES NORTH, 119.9 DEGREES EAST. IT IS FORECAST TO MOVE
WEST-NORTHWEST AT ABOUT 12 KILOMETRES PER HOUR ACROSS THE
TAIWAN STRAIT.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH TO NORTHWEST FORCE 4 TO 5, BECOMING UP TO FORCE 6.
ISOLATED SHOWERS.
MODERATE SEAS, BECOMING ROUGH.

NAN'AO:
NORTH TO NORTHWEST FORCE 9 TO 10, BECOMING CYCLONIC UP TO
FORCE 12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH SEAS, BECOMING PHENOMENAL.

SHANWEI:
NORTH TO NORTHWEST FORCE 6 TO 7, BECOMING UP TO FORCE 10.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING HIGH.

SOUTH OF HONG KONG:
NORTH TO NORTHWEST FORCE 4 TO 5, BECOMING UP TO FORCE 6.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH.

SHANGCHUAN DAO:
NORTH TO NORTHWEST FORCE 4 TO 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

WEST TO SOUTHWESTERLY WINDS OF FORCE 5 TO 6, CYCLONIC WINDS
OF UP TO FORCE 11 IN EAST AT FIRST. FREQUENT HEAVY SQUALLY
SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND CALM

SHANTOU            WIND WEST-NORTHWEST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND NORTHWEST FORCE 3

MACAU              WIND NORTHWEST FORCE 2 
                   VISIBILITY 11 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 3 
                   VISIBILITY 13 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 09:00 HKT ON 04.09.2023