PRESS WEATHER NO. 138 - 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 21 APRIL 2026

WARNINGS:

STRONG WINDS IN SHANGCHUAN DAO.

WEATHER SITUATION:

A SOUTHERLY AIRSTREAM IS AFFECTING TO THE COASTAL WATERS OF
WESTERN GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH FORCE 4 TO 5.
A FEW SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

NAN'AO AND SHANWEI:
EAST TO SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5, BECOMING
SOUTH TO SOUTHWEST UP TO FORCE 5.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

SOUTH OF HONG KONG:
SOUTH FORCE 4, OCCASIONALLY FORCE 5.
MODERATE SEAS.

SHANGCHUAN DAO:
SOUTH FORCE 4 TO 5, UP TO FORCE 6 LATER.
MODERATE SEAS, BECOMING ROUGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTHERLY WINDS OF FORCE 4 TO 5, OCCASIONALLY FORCE 6,
BECOMING NORTHEASTERLY WINDS UP TO FORCE 6. SCATTERED
SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTH FORCE 3

SHANTOU            WIND EAST FORCE 2 
                   VISIBILITY 7 KILOMETRES IN RAIN

HUANGMAOZHOU       WIND SOUTHWEST FORCE 2

MACAU              WIND SOUTH FORCE 2 
                   VISIBILITY OVER 55 KILOMETRES

XISHA              WIND SOUTH FORCE 2 
                   VISIBILITY 22 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 16:30 HKT ON 21.04.2026