PRESS WEATHER NO. 256 - SOUTH CHINA COASTAL WATERS

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SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:45 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 4:30 P.M. ON 18 AUGUST 2025

WARNINGS:

STRONG WINDS IN SHANGCHUAN DAO.

WEATHER SITUATION:

AT 4 P.M., THE TROPICAL DEPRESSION OVER THE SEAS WEST OF
HAINAN ISLAND WITH MAXIMUM SUSTAINED WINDS OF ABOUT 45
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 19.4
DEGREES NORTH, 107.8 DEGREES EAST. IT IS FORECAST TO MOVE
NORTH AT ABOUT 12 KILOMETRES PER HOUR ACROSS BEIBU WAN.
 
MEANWHILE, THE TROPICAL DEPRESSION OVER THE SEAS EAST OF
TAIWAN WITH MAXIMUM SUSTAINED WINDS OF ABOUT 45 KILOMETRES
PER HOUR NEAR ITS CENTRE WAS LOCATED AT 23.1 DEGREES NORTH,
126.7 DEGREES EAST. IT IS FORECAST TO MOVE NORTH AT ABOUT
15 KILOMETRES PER HOUR TOWARDS THE VICINITY OF THE RYUKYU
ISLANDS.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 4 TO 5, BECOMING SOUTH UP TO FORCE
5 LATER.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

NAN'AO:
SOUTH TO SOUTHEAST FORCE 4 TO 5.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

SHANWEI AND SOUTH OF HONG KONG:
SOUTH TO SOUTHEAST FORCE 4 TO 5.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

SHANGCHUAN DAO:
SOUTH TO SOUTHEAST FORCE 4 TO 5, FORCE 6 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, ROUGH AT FIRST.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 4 TO 5. SCATTERED HEAVY SHOWERS
AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTHEAST FORCE 2 
                   VISIBILITY 27 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 4

MACAU              WIND EAST FORCE 2 
                   VISIBILITY OVER 60 KILOMETRES

XISHA              WIND SOUTH FORCE 2 
                   VISIBILITY 16 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 16:30 HKT ON 18.08.2025