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 10 MAY 2025

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

A TROUGH OF LOW PRESSURE IS BRINGING UNSETTLED WEATHER TO
THE COASTAL WATERS OF GUANGDONG AND THE NORTHERN PART OF
THE SOUTH CHINA SEA. BESIDES, A COLD FRONT IS EXPECTED TO
MOVE ACROSS THE SOUTH CHINA COASTAL WATERS TONIGHT.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH FORCE 4, BECOMING NORTH UP TO FORCE 7 LATER.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

NAN'AO AND SHANWEI:
SOUTH TO SOUTHWEST FORCE 4, BECOMING NORTH UP TO FORCE 7
LATER.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTH FORCE 4, BECOMING NORTH UP TO FORCE 7 LATER.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO NORTHEASTERLY WINDS OF FORCE 5 TO 6, UP TO FORCE 7
AT FIRST. SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH-NORTHWEST FORCE 1 
                   VISIBILITY 33 KILOMETRES

SHANTOU            WIND CALM 
                   VISIBILITY 11 KILOMETRES

HUANGMAOZHOU       WIND NORTH-NORTHWEST FORCE 2

MACAU              WIND NORTH-NORTHWEST FORCE 2

XISHA              WIND SOUTH FORCE 2 
                   VISIBILITY 19 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 03:30 HKT ON 10.05.2025