SOUTH CHINA COASTAL WATERS

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

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 22 JULY 2025

WARNINGS:

STRONG WINDS IN NAN'AO.

WEATHER SITUATION:

A BROAD TROUGH OF LOW PRESSURE IS AFFECTING THE SOUTH CHINA
COASTAL WATERS.

AT 11 P.M., TROPICAL STORM WIPHA WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 20.1 DEGREES NORTH, 105.3 DEGREES EAST. IT IS
FORECAST TO MOVE WEST AT ABOUT 10 KILOMETRES PER HOUR
ACROSS THE NORTHERN PART OF VIETNAM AND WEAKEN GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 4 TO 5.
SCATTERED HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

NAN'AO:
EAST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO SOUTHEAST FORCE 4 TO 5.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EASTERLY WINDS OF FORCE 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-NORTHEAST FORCE 5 
                   VISIBILITY 5000 METRES

SHANTOU            WIND SOUTH-SOUTHWEST FORCE 1 
                   VISIBILITY 25 KILOMETRES

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 5

MACAU              WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 12 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 4 
                   VISIBILITY 10 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:30 HKT ON 22.07.2025