PRESS WEATHER NO. 105 - SOUTH CHINA COASTAL WATERS

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SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 4:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 3:25 P.M. ON 13 DECEMBER
2025

WARNINGS:

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

WEATHER SITUATION:

A COLD FRONT IS MOVING ACROSS THE SOUTH CHINA COASTAL
WATERS. THE ASSOCIATED NORTHEAST MONSOON IS EXPECTED TO
AFFECT THE REGION GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

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

NAN'AO:
NORTH TO NORTHEAST FORCE 6 TO 7, UP TO FORCE 8 LATER.
ROUGH SEAS, BECOMING VERY ROUGH LATER.

SHANWEI:
EAST TO NORTHEAST FORCE 5 TO 6, OCCASIONALLY FORCE 7,
BECOMING NORTH UP TO FORCE 7.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 5 TO 6, BECOMING NORTH UP TO FORCE
7.
MODERATE TO ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHEASTERLY WINDS OF FORCE 6 TO 7, UP TO FORCE 8
IN EAST AT FIRST, BECOMING EASTERLY WINDS OF UP TO FORCE 7
LATER.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 4 
                   VISIBILITY 29 KILOMETRES

SHANTOU            WIND WEST-SOUTHWEST FORCE 2 
                   VISIBILITY 25 KILOMETRES

HUANGMAOZHOU       WIND NORTHEAST FORCE 2

MACAU              WIND NORTH FORCE 3 
                   VISIBILITY 9 KILOMETRES

XISHA              WIND NORTHEAST FORCE 3 
                   VISIBILITY 13 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 15:25 HKT ON 13.12.2025