SOUTH CHINA COASTAL WATERS

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

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 21 JUNE 2026

WEATHER SITUATION:

A SOUTHERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS.

AT 11 P.M., TYPHOON MEKKHALA WITH MAXIMUM SUSTAINED WINDS
OF ABOUT 120 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 16.9 DEGREES NORTH, 129.8 DEGREES EAST, IT IS
FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 22 KILOMETRES PER
HOUR ACROSS THE SEAS EAST OF THE PHILIPPINES AND INTENSIFY
GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH TO SOUTHWEST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS.
MODERATE SEAS.

NAN'AO AND SHANWEI:
WEST TO SOUTHWEST FORCE 4, OCCASIONALLY FORCE 5.
MODERATE SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTH TO SOUTHWEST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
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

SHANTOU            WIND SOUTH-SOUTHWEST FORCE 1 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND SOUTH FORCE 2 
                   VISIBILITY OVER 55 KILOMETRES

XISHA              WIND SOUTH FORCE 2 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:30 HKT ON 21.06.2026