PRESS WEATHER NO. 102 - SOUTH CHINA COASTAL WATERS

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SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 12:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 12:05 P.M. ON 21 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.

THE TROPICAL DEPRESSION OVER BEIBU WAN HAS INTENSIFIED INTO
A TROPICAL STORM.
 
AT NOON, THE TROPICAL STORM OVER BEIBU WAN WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 20.4 DEGREES NORTH, 108.5 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 SOUTHEAST FORCE 4 TO 5.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

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

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

OUTLOOK FOR THE FOLLOWING 48 HOURS

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

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND VARIABLE FORCE 1 
                   VISIBILITY 43 KILOMETRES

SHANTOU            WIND WEST-SOUTHWEST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND WEST FORCE 2

MACAU              WIND EAST-SOUTHEAST FORCE 1

XISHA              WIND SOUTH-SOUTHWEST FORCE 5 
                   VISIBILITY 12 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:05 HKT ON 21.08.2026