SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 3:30 A.M. TOMORROW, SATURDAY)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 15 MAY 2026

WARNINGS:

SEVERE SQUALLY THUNDERSTORMS IN SOUTH OF HONG KONG AND
SHANGCHUAN DAO. STRONG WINDS IN HONG KONG ADJACENT WATERS,
NAN'AO, SHANWEI AND SOUTH OF HONG KONG.

WEATHER SITUATION:

A TROUGH OF LOW PRESSURE IS BRINGING SHOWERS AND
THUNDERSTORMS TO THE COASTAL WATERS OF GUANGDONG.
MEANWHILE, SEVERE SQUALLY THUNDERSTORMS ARE AFFECTING THE
REGION.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

NAN'AO AND SHANWEI:
EAST TO SOUTHEAST FORCE 5, OCCASIONALLY FORCE 6, BECOMING
UP TO FORCE 7.
SCATTERED HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG:
SOUTH TO SOUTHEAST FORCE 5, OCCASIONALLY FORCE 6, GUSTS
OCCASIONALLY UP TO FORCE 11 AT FIRST.
SCATTERED HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS.

SHANGCHUAN DAO:
SOUTH TO SOUTHEAST FORCE 4 TO 5, GUSTS OCCASIONALLY UP TO
FORCE 11 AT FIRST.
SCATTERED HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTH TO SOUTHEASTERLY WINDS OF FORCE 4 TO 5, UP TO FORCE 7
IN EAST AT FIRST. SCATTERED HEAVY SHOWERS AND SQUALLY
THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST FORCE 2 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND EAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 4

MACAU              WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY 4600 METRES IN DRIZZLE

XISHA              WIND SOUTH FORCE 2 
                   VISIBILITY 17 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:30 HKT ON 15.05.2026