SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 5:30 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 3:30 A.M. ON 18 NOVEMBER
2025

WARNINGS:

GALE FORCE WINDS IN NAN'AO, SHANWEI, SOUTH OF HONG KONG AND
SHANGCHUAN DAO. STRONG WINDS IN HONG KONG ADJACENT WATERS.

WEATHER SITUATION:

THE INTENSE NORTHEAST MONSOON ASSOCIATED WITH A COLD FRONT
IS GRADUALLY AFFECTING THE SOUTH CHINA COASTAL WATERS.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH FORCE 5 TO 6, BECOMING UP TO FORCE 7.
A FEW LIGHT RAIN PATCHES.
MODERATE TO ROUGH SEAS.

NAN'AO:
NORTH TO NORTHEAST FORCE 7 TO 8.
ROUGH TO VERY ROUGH SEAS.

SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
NORTH TO NORTHEAST FORCE 6 TO 7, BECOMING FORCE 8.
ROUGH SEAS, BECOMING VERY ROUGH.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHEASTERLY WINDS OF FORCE 6 TO 7, UP TO FORCE 8
AT FIRST.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 4 
                   VISIBILITY 27 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST-NORTHEAST FORCE 4

MACAU              WIND NORTHEAST FORCE 2 
                   VISIBILITY 45 KILOMETRES

XISHA              WIND NORTHEAST FORCE 3 
                   VISIBILITY 13 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 03:30 HKT ON 18.11.2025