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 9 OCTOBER 2023

WARNINGS:

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

WEATHER SITUATION:

AT NOON, SEVERE TROPICAL STORM KOINU WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 90 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 21.6 DEGREES NORTH, 112.8 DEGREES EAST. IT IS
FORECAST TO MOVE WEST-SOUTHWEST AT ABOUT 12 KILOMETRES PER
HOUR CROSSING THE WESTERN COAST OF GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 8 TO 9, UP TO FORCE 10 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH SEAS, HIGH AT FIRST.

NAN'AO:
EAST TO NORTHEAST FORCE 5 TO 6, UP TO FORCE 7 LATER.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANWEI:
EAST TO NORTHEAST FORCE 5 TO 6, UP TO FORCE 7 LATER.
SCATTERED SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG:
WEST TO SOUTHWEST FORCE 8 TO 9, UP TO FORCE 10 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH SEAS, HIGH AT FIRST.

SHANGCHUAN DAO:
SOUTH TO SOUTHEAST FORCE 8 TO 9, CYCLONIC UP TO FORCE 10 AT
FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH SEAS, HIGH AT FIRST.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO NORTHEASTERLY WINDS OF FORCE 6 TO 7, UP TO FORCE 9
IN WEST AT FIRST. SCATTERED SQUALLY SHOWERS AND
THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 6

SHANTOU            WIND EAST FORCE 2 
                   VISIBILITY 29 KILOMETRES

DONGSHA            WIND EAST FORCE 4 
                   VISIBILITY 10 KILOMETRES

MACAU              WIND NORTH-NORTHEAST FORCE 4 
                   VISIBILITY 700 METRES IN RAIN

XISHA              WIND NORTH-NORTHEAST FORCE 2 
                   VISIBILITY 27 KILOMETRES

VISIBILITY REPORTS IN HONG KONG WATERS AT NOON ON 9 OCTOBER
2023 HONG KONG TIME (NOT TO BE BROADCAST AFTER 1:30 P.M.)
 
KOWLOON BAY                         2700 METRES
VICTORIA HARBOUR                    3700 METRES
WESTERN ANCHORAGE                   3700 METRES
EAST LAMMA CHANNEL                  5000 METRES
URMSTON ROAD                        7 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:30 HKT ON 09.10.2023