SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 6:50 P.M. ON 17 NOVEMBER
2017

WARNINGS:

GALE FORCE WINDS IN NAN'AO. STRONG WINDS IN HONG KONG
ADJACENT WATERS, SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN
DAO.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS. MEANWHILE, A COLD FRONT HAS FORMED OVER CENTRAL
CHINA AND IS MOVING SOUTHWARDS GRADUALLY. THE ASSOCIATED
NORTHEAST MONSOON WILL REACH THE SOUTH CHINA COAST TOMORROW.

BESIDES, THE AREA OF LOW PRESSURE NEAR THE PHILIPPINES HAS
INTENSIFIED INTO A TROPICAL DEPRESSION.
 
AT 7 P.M., THE TROPICAL DEPRESSION WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 45 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED NEAR 10.1 DEGREES NORTH, 116.6 DEGREES EAST. IT IS
FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 18 KILOMETRES PER
HOUR ACROSS THE SOUTHERN PART OF THE SOUTH CHINA SEA.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST FORCE 4 TO 5, BECOMING NORTH TO NORTHEAST FORCE 6
LATER.
VISIBILITY RELATIVELY LOW IN SOME AREAS TOMORROW MORNING. A
FEW RAIN PATCHES TOMORROW AFTERNOON.
MODERATE SEAS, BECOMING ROUGH LATER.

NAN'AO:
EAST FORCE 4 TO 5, BECOMING NORTH TO NORTHEAST FORCE 6 TO 7
LATER, OCCASIONALLY FORCE 8.
MODERATE SEAS, BECOMING ROUGH TO VERY ROUGH LATER.

SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST FORCE 4 TO 5, BECOMING NORTH TO NORTHEAST FORCE 6
LATER.
MODERATE SEAS, BECOMING ROUGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHEASTERLY WINDS OF FORCE 7 TO 8.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 2 
                   VISIBILITY 7 KILOMETRES

SHANTOU            WIND EAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

DONGSHA            WIND EAST FORCE 2 
                   VISIBILITY 10 KILOMETRES

HUANGMAOZHOU       WIND EAST FORCE 3

MACAU              WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 6 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 2 
                   VISIBILITY 22 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 18:54 HKT ON 17.11.2017