SOUTH CHINA COASTAL WATERS

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

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 12 OCTOBER
2017

WARNINGS:

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

WEATHER SITUATION:

AT 11 P.M., TROPICAL STORM KHANUN WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 18.1 DEGREES NORTH, 123.0 DEGREES EAST. IT IS
FORECAST TO MOVE WEST AT ABOUT 22 KILOMETRES PER HOUR
ACROSS THE VICINITY OF LUZON, ENTER THE SOUTH CHINA SEA AND
INTENSIFY GRADUALLY. 
 
UNDER THE COMBINED EFFECT OF THE NORTHEAST MONSOON AND
KHANUN, IT WILL BE WINDY WITH HEAVY RAIN OVER THE SOUTH
CHINA COASTAL WATERS.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH TO NORTHEAST FORCE 6 TO 7.
ISOLATED SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS.

NAN'AO:
NORTH TO NORTHEAST FORCE 8 TO 9.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS.

SHANWEI AND SOUTH OF HONG KONG:
NORTH TO NORTHEAST FORCE 7 TO 8.
SCATTERED HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS.

SHANGCHUAN DAO:
NORTH TO NORTHEAST FORCE 6 TO 7, OCCASIONALLY FORCE 8.
ISOLATED SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHEASTERLY WINDS OF FORCE 8 TO 9, BECOMING
CYCLONIC WINDS OF UP TO FORCE 12 IN WEST LATER. OCCASIONAL
HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

--------------------------------------------------------

WAGLAN ISLAND      WIND NORTH FORCE 5 
                   VISIBILITY 20 KILOMETRES

SHANTOU            WIND EAST-NORTHEAST FORCE 2 
                   VISIBILITY 29 KILOMETRES

DONGSHA            WIND NORTHEAST FORCE 5 
                   VISIBILITY 10 KILOMETRES

MACAU              WIND NORTH FORCE 4 
                   VISIBILITY 14 KILOMETRES

XISHA              WIND NORTHEAST FORCE 3 
                   VISIBILITY 25 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:30 HKT ON 12.10.2017