SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 4:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 12:30 P.M. ON 27 SEPTEMBER
2018

WARNINGS:

GALE FORCE WINDS IN NAN'AO. STRONG WINDS IN SHANWEI.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS. BESIDES, PRESSURE IS RISING OVER THE NORTHERN PART
OF SOUTHERN CHINA, THE NORTHEAST MONSOON IS EXPECTED TO
REACH THE SOUTH CHINA COASTAL WATERS OVERNIGHT.

AT NOON, SEVERE TYPHOON TRAMI WITH MAXIMUM SUSTAINED WINDS
OF ABOUT 165 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED NEAR 21.6 DEGREES NORTH, 129.0 DEGREES EAST. IT IS
FORECAST TO BE SLOW-MOVING, LINGERING OVER THE WESTERN
NORTH PACIFIC.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST FORCE 3 TO 4, BECOMING NORTH FORCE 4 TO 5 LATER.
ISOLATED SHOWERS. SOME HAZE LATER.
MODERATE SEAS.

NAN'AO:
NORTH TO NORTHEAST FORCE 6 TO 7, OCCASIONALLY FORCE 8.
ROUGH TO VERY ROUGH SEAS.

SHANWEI:
EAST TO NORTHEAST FORCE 5 TO 6, BECOMING NORTH FORCE 5 TO 6
LATER.
ROUGH SEAS.

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

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTHERLY WINDS OF FORCE 5 TO 6. ISOLATED SHOWERS AND
THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-SOUTHEAST FORCE 3 
                   VISIBILITY 18 KILOMETRES

SHANTOU            WIND NORTH FORCE 1 
                   VISIBILITY 30 KILOMETRES

DONGSHA            WIND NORTH FORCE 4 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND SOUTHEAST FORCE 3

MACAU              WIND NORTH-NORTHEAST FORCE 1 
                   VISIBILITY 10 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 2 
                   VISIBILITY 21 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:30 HKT ON 27.09.2018