PRESS WEATHER NO. 020 - SOUTH CHINA COASTAL WATERS

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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 13 DECEMBER
2025

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE COASTAL WATERS OF
GUANGDONG. BESIDES, A COLD FRONT IS EXPECTED TO MOVE ACROSS
THE SOUTH CHINA COASTAL WATERS LATER TODAY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

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

NAN'AO:
NORTH TO NORTHEAST FORCE 6 TO 7.
ROUGH SEAS.

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, BECOMING UP
TO FORCE 8 IN EAST.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 5 
                   VISIBILITY 21 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 20 KILOMETRES IN RAIN

HUANGMAOZHOU       WIND EAST FORCE 6

MACAU              WIND EAST FORCE 3 
                   VISIBILITY 17 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 3 
                   VISIBILITY 14 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 03:30 HKT ON 13.12.2025