SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 4:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 12:30 P.M. ON 5 OCTOBER 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:

AT NOON, SEVERE TYPHOON KOINU WITH MAXIMUM SUSTAINED WINDS
OF ABOUT 155 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 22.0 DEGREES NORTH, 120.5 DEGREES EAST. IT IS
FORECAST TO MOVE WEST AT ABOUT 10 KILOMETRES PER HOUR
ACROSS THE TAIWAN STRAIT.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH FORCE 5 TO 6, UP TO FORCE 7 LATER.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

NAN'AO:
NORTH FORCE 8 TO 9, BECOMING CYCLONIC UP TO FORCE 12 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH SEAS, BECOMING PHENOMENAL LATER.

SHANWEI:
NORTH TO NORTHWEST FORCE 5 TO 6, UP TO FORCE 10 LATER.
FREQUENT SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING HIGH LATER.

SOUTH OF HONG KONG:
NORTH TO NORTHWEST FORCE 5 TO 6, UP TO FORCE 7 LATER.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

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 8 TO 9, CYCLONIC
WINDS OF UP TO FORCE 12 IN EAST AT FIRST. FREQUENT HEAVY
SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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SHANTOU            WIND WEST-NORTHWEST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND NORTH-NORTHWEST FORCE 4

MACAU              WIND NORTH FORCE 3 
                   VISIBILITY 17 KILOMETRES

XISHA              WIND WEST-SOUTHWEST FORCE 1 
                   VISIBILITY 24 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:30 HKT ON 05.10.2023