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 2 OCTOBER 2025

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE COASTAL WATERS OF
GUANGDONG.

AT NOON, TROPICAL STORM MATMO WITH MAXIMUM SUSTAINED WINDS
OF ABOUT 75 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED
AT 14.9 DEGREES NORTH, 126.6 DEGREES EAST. IT IS FORECAST
TO MOVE WEST-NORTHWEST AT ABOUT 22 KILOMETRES PER HOUR
CLOSER TO THE VICINITY OF LUZON AND CONTINUE TO INTENSIFY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 4.
ISOLATED SHOWERS.
MODERATE SEAS.

NAN'AO AND SHANWEI:
EAST TO NORTHEAST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO NORTHEASTERLY WINDS OF FORCE 4 TO 5, OCCASIONALLY
FORCE 6, BECOMING CYCLONIC WINDS UP TO FORCE 12 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST FORCE 1 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND WEST-NORTHWEST FORCE 1 
                   VISIBILITY 30 KILOMETRES

MACAU              WIND EAST FORCE 2

XISHA              WIND NORTHEAST FORCE 2 
                   VISIBILITY 21 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:30 HKT ON 02.10.2025