SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 7:45 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 4:30 P.M. ON 19 JULY 2025

WARNINGS:

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

WEATHER SITUATION:

AT 4 P.M., SEVERE TROPICAL STORM WIPHA WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 110 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 20.7 DEGREES NORTH, 118.6 DEGREES
EAST. IT IS FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 25
KILOMETRES PER HOUR ACROSS THE NORTHEASTERN PART OF THE
SOUTH CHINA SEA, EDGING CLOSER TO THE COAST OF GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH TO NORTHEAST FORCE 4 TO 5, BECOMING CYCLONIC FORCE 12
LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING PHENOMENAL SEAS LATER.

NAN'AO:
NORTH TO NORTHEAST FORCE 10 TO 11, BECOMING CYCLONIC FORCE
12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH TO VERY HIGH SEAS, BECOMING PHENOMENAL SEAS.

SHANWEI:
NORTH TO NORTHWEST FORCE 9 TO 10, BECOMING CYCLONIC FORCE
12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH SEAS, BECOMING PHENOMENAL SEAS.

SOUTH OF HONG KONG:
NORTH TO NORTHWEST FORCE 6 TO 7, BECOMING WEST TO NORTHWEST
UP TO FORCE 12 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING PHENOMENAL SEAS LATER.

SHANGCHUAN DAO:
WEST TO NORTHWEST FORCE 5 TO 6, UP TO FORCE 10 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS, BECOMING HIGH SEAS LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

CYCLONIC WINDS OF FORCE 12, BECOMING SOUTH TO SOUTHWESTERLY
WINDS UP TO FORCE 12. FREQUENT HEAVY SQUALLY SHOWERS AND
THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTHEAST FORCE 3 
                   VISIBILITY 38 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND NORTHEAST FORCE 2

MACAU              WIND NORTH-NORTHEAST FORCE 2 
                   VISIBILITY 28 KILOMETRES

XISHA              WIND WEST FORCE 4 
                   VISIBILITY 12 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 16:30 HKT ON 19.07.2025