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 2:45 P.M. ON 22 JULY 2025

WARNINGS:

STRONG WINDS IN ALL AREAS.

WEATHER SITUATION:

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

SEVERE TROPICAL STORM WIPHA HAS WEAKENED INTO A TROPICAL
STORM.
 
AT NOON, WIPHA WITH MAXIMUM SUSTAINED WINDS OF ABOUT 85
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 20.3
DEGREES NORTH, 106.1 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, OCCASIONALLY FORCE 6.
SCATTERED HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

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

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH 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 FORCE 4 
                   VISIBILITY 25 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 15 KILOMETRES IN RAIN

HUANGMAOZHOU       WIND EAST-SOUTHEAST FORCE 4

MACAU              WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 19 KILOMETRES

XISHA              WIND SOUTHWEST FORCE 4 
                   VISIBILITY 9 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 14:45 HKT ON 22.07.2025