SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:45 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 6:40 P.M. ON 4 JUNE 2021

WARNINGS:

STRONG WINDS IN NAN'AO AND SHANWEI.

WEATHER SITUATION:

A TROUGH OF LOW PRESSURE IS BRINGING UNSETTLED WEATHER TO
THE SOUTH CHINA COASTAL WATERS AND THE NORTHERN PART OF THE
SOUTH CHINA SEA.

TROPICAL STORM CHOI-WAN HAS WEAKENED INTO A TROPICAL
DEPRESSION.
 
AT 6 P.M., CHOI-WAN WITH MAXIMUM SUSTAINED WINDS OF ABOUT
55 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 21.6
DEGREES NORTH, 120.8 DEGREES EAST. IT IS FORECAST TO MOVE
NORTHEAST AT ABOUT 35 KILOMETRES PER HOUR AND WEAKEN
FURTHER, SKIRTING THE SOUTHERN PART OF TAIWAN.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH TO NORTHWEST FORCE 4 TO 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

NAN'AO AND SHANWEI:
WEST FORCE 5 TO 6.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
WEST TO SOUTHWEST FORCE 4 TO 5.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

WEST TO SOUTHWESTERLY WINDS OF FORCE 4 TO 5, BECOMING
SOUTHERLY WINDS OF FORCE 4 TO 5 LATER. OCCASIONAL HEAVY
SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTH FORCE 4 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND WEST FORCE 2 
                   VISIBILITY 2200 METRES IN RAIN

DONGSHA            WIND WEST FORCE 2 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND SOUTH FORCE 5

MACAU              WIND NORTH FORCE 2 
                   VISIBILITY 20 KILOMETRES

XISHA              WIND SOUTH-SOUTHWEST FORCE 3 
                   VISIBILITY 9 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 18:46 HKT ON 04.06.2021