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 9:45 A.M. ON 20 DECEMBER
2025

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

THE NORTHEAST MONSOON IS AFFECTING THE SOUTH CHINA COASTAL
WATERS. BESIDES, PRESSURE IS RISING OVER CENTRAL CHINA. A
REPLENISHMENT OF THE NORTHEAST MONSOON IS EXPECTED TO REACH
THE COASTAL WATERS OF GUANGDONG TOMORROW.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 4 TO 5, UP TO FORCE 6 LATER.
MODERATE SEAS, BECOMING ROUGH LATER.

NAN'AO AND SHANWEI:
NORTHEAST FORCE 5 TO 6, UP TO FORCE 7 LATER.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 5 TO 6.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO NORTHEASTERLY WINDS OF FORCE 6 TO 7, BECOMING UP TO
FORCE 8 IN EAST.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTHEAST FORCE 3

SHANTOU            WIND SOUTH FORCE 1 
                   VISIBILITY 7 KILOMETRES

HUANGMAOZHOU       WIND EAST-NORTHEAST FORCE 4

MACAU              WIND NORTH-NORTHEAST FORCE 3 
                   VISIBILITY 22 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 3 
                   VISIBILITY 10 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 09:45 HKT ON 20.12.2025