SOUTH CHINA COASTAL WATERS

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

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 4 OCTOBER 2023

WARNINGS:

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

WEATHER SITUATION:

AT 11 P.M., SEVERE TYPHOON KOINU WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 175 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 21.9 DEGREES NORTH, 121.7 DEGREES EAST. IT IS
FORECAST TO MOVE WEST AT ABOUT 12 KILOMETRES PER HOUR
TOWARDS THE VICINITY OF THE SOUTHERN PART OF TAIWAN.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH FORCE 4 TO 5, UP TO FORCE 6 LATER.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

NAN'AO:
NORTH TO NORTHWEST FORCE 6 TO 7, UP TO FORCE 11 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING VERY HIGH LATER.

SHANWEI:
NORTH TO NORTHWEST FORCE 4 TO 5, UP TO FORCE 7 LATER.
OCCASIONAL SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

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

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

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHWESTERLY WINDS OF FORCE 6 TO 7, BECOMING
CYCLONIC WINDS UP TO FORCE 12 IN EAST. FREQUENT HEAVY
SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 4

SHANTOU            WIND EAST FORCE 2 
                   VISIBILITY 9 KILOMETRES

HUANGMAOZHOU       WIND WEST-NORTHWEST FORCE 4

MACAU              WIND WEST-SOUTHWEST FORCE 2 
                   VISIBILITY 14 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 1 
                   VISIBILITY 27 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:30 HKT ON 04.10.2023