SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 9:45 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 8 A.M. ON 19 JULY 2025

WARNINGS:

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

WEATHER SITUATION:

AT 8 A.M., SEVERE TROPICAL STORM WIPHA WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 90 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 19.8 DEGREES NORTH, 120.0 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 NORTHWEST FORCE 4 TO 5, UP TO FORCE 11 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING VERY HIGH LATER.

NAN'AO:
NORTH TO NORTHWEST FORCE 7 TO 8, BECOMING CYCLONIC FORCE 12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS, BECOMING PHENOMENAL.

SHANWEI:
NORTH TO NORTHWEST FORCE 5 TO 6, BECOMING CYCLONIC FORCE 12
LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS, BECOMING PHENOMENAL LATER.

SOUTH OF HONG KONG:
NORTH TO NORTHWEST FORCE 4 TO 5, UP TO FORCE 12 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING PHENOMENAL LATER.

SHANGCHUAN DAO:
WEST TO NORTHWEST FORCE 4 TO 5, UP TO FORCE 6 LATER.
OCCASIONAL SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

CYCLONIC WINDS OF FORCE 12, BECOMING SOUTH TO SOUTHWESTERLY
WINDS OF 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 NORTH-NORTHWEST FORCE 1 
                   VISIBILITY 14 KILOMETRES

SHANTOU            WIND WEST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND NORTH-NORTHWEST FORCE 4

MACAU              WIND NORTHWEST FORCE 2 
                   VISIBILITY 8 KILOMETRES

XISHA              WIND WEST-SOUTHWEST FORCE 4 
                   VISIBILITY 19 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 08:00 HKT ON 19.07.2025