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 28 MAY 2023

WARNINGS:

STRONG WINDS IN NAN'AO.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS.

SUPER TYPHOON MAWAR HAS WEAKENED INTO A SEVERE TYPHOON.
 
AT 10 P.M., MAWAR WITH MAXIMUM SUSTAINED WINDS OF ABOUT 175
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 18.1
DEGREES NORTH, 127.1 DEGREES EAST. IT IS FORECAST TO MOVE
WEST-NORTHWEST AT ABOUT 12 KILOMETRES PER HOUR ACROSS THE
SEAS EAST OF LUZON.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST FORCE 4 TO 5, BECOMING NORTHWEST UP TO FORCE 5.
ISOLATED SHOWERS. SOME HAZE LATER.
MODERATE SEAS.

NAN'AO:
NORTH TO NORTHEAST FORCE 4 TO 5, BECOMING UP TO FORCE 7.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH.

SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST FORCE 4 TO 5, BECOMING NORTH TO NORTHWEST UP TO FORCE
5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

WEST TO NORTHWESTERLY WINDS OF FORCE 4 TO 5, UP TO FORCE 7
IN EAST. ISOLATED SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST FORCE 1

SHANTOU            WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

DONGSHA            WIND NORTHEAST FORCE 4 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 2

MACAU              WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY 18 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 3 
                   VISIBILITY 18 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 21:50 HKT ON 28.05.2023