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 5:30 A.M. ON 22 AUGUST 2026

WARNINGS:

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

WEATHER SITUATION:

A BROAD TROUGH OF LOW PRESSURE IS BRINGING UNSETTLED
WEATHER TO THE NORTHERN PART OF THE SOUTH CHINA SEA AND THE
COASTAL WATERS OF GUANGDONG.

AT 5 A.M., THE TROPICAL STORM OVER BEIBU WAN WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 21.3 DEGREES NORTH, 108.4 DEGREES
EAST. IT IS FORECAST TO BE SLOW-MOVING, LINGERING OVER
BEIBU WAN.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH TO SOUTHWEST FORCE 4 TO 5.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

NAN'AO:
SOUTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANWEI AND SOUTH OF HONG KONG:
SOUTHWEST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANGCHUAN DAO:
SOUTH TO SOUTHWEST FORCE 5 TO 6, OCCASIONALLY FORCE 7.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTH TO SOUTHWESTERLY WINDS OF FORCE 5 TO 6, UP TO FORCE 7
IN WEST. OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND WEST-SOUTHWEST FORCE 6 
                   VISIBILITY 26 KILOMETRES

SHANTOU            WIND WEST-SOUTHWEST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND SOUTHWEST FORCE 4

MACAU              WIND SOUTHWEST FORCE 2 
                   VISIBILITY 29 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 4 
                   VISIBILITY 12 KILOMETRES

WEATHER BULLETIN FOR HONG KONG WATERS

AT 5 A.M. HONG KONG TIME:

KAI TAK:
WIND WEST-SOUTHWEST FORCE 2.
 
STAR FERRY KOWLOON:
WIND SOUTH FORCE 3.
 
GREEN ISLAND:
WIND SOUTH FORCE 4 WITH GUSTS TO FORCE 6.
 
CHEUNG CHAU:
WIND WEST-SOUTHWEST FORCE 4.
 
SEA WAVES NEAR WAGLAN ISLAND WILL BE ABOUT 0.5 METRE TO 1.5
METRES DURING THE NEXT 12 HOURS.
 
SWELL OF UP TO 1.0 METRE CAN BE EXPECTED.
 
THE SEA TEMPERATURE IN VICTORIA HARBOUR IS 27 DEGREES
CELSIUS.
 
THE NEXT HIGH TIDE IN VICTORIA HARBOUR WILL BE 2.1 METRES
AT 4:36 A.M. TOMORROW AND THE NEXT LOW TIDE WILL BE 0.9
METRE AT 1:35 P.M. TODAY.
THOSE WHO ARE AT SEA ARE REMINDED THAT TROPICAL CYCLONE
WARNINGS FOR SHIPPING ARE BEING ISSUED AND A TROPICAL STORM
EXISTS NEAR BEIBU WAN. THEY ARE ADVISED TO LISTEN TO THE
RADIOS FOR WEATHER INFORMATION.

DISPATCHED BY HONG KONG OBSERVATORY AT 05:30 HKT ON 22.08.2026