SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 11:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 9:50 P.M. ON 20 AUGUST 2021

WEATHER SITUATION:

A SOUTHWESTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA
COASTAL WATERS.

THE TROPICAL DEPRESSION OVER THE SEAS EAST OF LUZON HAS
INTENSIFIED INTO A TROPICAL STORM AND WAS NAMED OMAIS. AT
10 P.M., OMAIS WITH MAXIMUM SUSTAINED WINDS OF ABOUT 65
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 19.3
DEGREES NORTH, 129.5 DEGREES EAST. IT IS FORECAST TO MOVE
NORTHWEST AT ABOUT 18 KILOMETRES PER HOUR TOWARDS THE SEAS
EAST OF TAIWAN.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTHWEST FORCE 3 TO 4.
ISOLATED SHOWERS.
SLIGHT TO MODERATE SEAS.

NAN'AO:
SOUTH TO SOUTHWEST FORCE 4.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTH TO SOUTHWEST FORCE 4.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTH TO SOUTHWESTERLY WINDS OF FORCE 4 TO 5. ISOLATED
SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTH-SOUTHWEST FORCE 3 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND SOUTH FORCE 4

MACAU              WIND SOUTH FORCE 2 
                   VISIBILITY 20 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 21:50 HKT ON 20.08.2021