SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 3:30 A.M. TOMORROW, SATURDAY)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 20 AUGUST 2021

WEATHER SITUATION:

A SOUTHWESTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA
COASTAL WATERS.

AT 11 P.M., TROPICAL STORM OMAIS WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 19.5 DEGREES NORTH, 129.4 DEGREES EAST. IT IS
FORECAST TO MOVE NORTHWEST AT ABOUT 22 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 SOUTHWEST FORCE 2 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

DONGSHA            WIND CALM 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND SOUTH-SOUTHWEST FORCE 3

MACAU              WIND SOUTH FORCE 2 
                   VISIBILITY 20 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:31 HKT ON 20.08.2021