SOUTH CHINA COASTAL WATERS

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

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 1:50 A.M. ON 5 JULY 2025

WARNINGS:

STORM FORCE WINDS IN NAN'AO AND SHANWEI. STRONG WINDS IN
SOUTH OF HONG KONG.

WEATHER SITUATION:

THE TROPICAL DEPRESSION OVER THE NORTHEASTERN PART OF THE
SOUTH CHINA SEA HAS INTENSIFIED INTO A TROPICAL STORM.
 
AT 2 A.M., THE TROPICAL STORM WITH MAXIMUM SUSTAINED WINDS
OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED
AT 19.9 DEGREES NORTH, 117.9 DEGREES EAST. IT IS FORECAST
TO MOVE NORTHWEST SLOWLY, LINGERING OVER THE NORTHEASTERN
PART OF THE SOUTH CHINA SEA AND INTENSIFYING GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO NORTHEAST FORCE 4 TO 5.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

NAN'AO:
EAST TO NORTHEAST FORCE 6 TO 7, BECOMING CYCLONIC UP TO
FORCE 11.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING VERY HIGH.

SHANWEI:
EAST TO NORTHEAST FORCE 6 TO 7, BECOMING UP TO FORCE 10.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING HIGH.

SOUTH OF HONG KONG:
EAST TO NORTHEAST FORCE 4 TO 5, BECOMING UP TO FORCE 7.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH.

SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 4, OCCASIONALLY FORCE 5, BECOMING
WEST TO NORTHWEST UP TO FORCE 5 LATER.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

WESTERLY WINDS OF FORCE 5 TO 6, CYCLONIC WINDS OF UP TO
FORCE 12 IN EAST AT FIRST. FREQUENT HEAVY SQUALLY SHOWERS
AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 4 
                   VISIBILITY 35 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND EAST-NORTHEAST FORCE 3

MACAU              WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 26 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 3 
                   VISIBILITY 28 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 01:54 HKT ON 05.07.2025