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 20 JULY 2025

WARNINGS:

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

WEATHER SITUATION:

AT 4 P.M., TYPHOON WIPHA WITH MAXIMUM SUSTAINED WINDS OF
ABOUT 140 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED
AT 21.8 DEGREES NORTH, 113.1 DEGREES EAST. IT IS FORECAST
TO MOVE WEST AT ABOUT 22 KILOMETRES PER HOUR SKIRTING THE
VICINITY OF THE COAST OF WESTERN GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST TO SOUTHEAST FORCE 10 TO 11, UP TO FORCE 12 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH TO VERY HIGH SEAS, PHENOMENAL AT FIRST.

NAN'AO:
SOUTH TO SOUTHEAST FORCE 6 TO 7, UP TO FORCE 8 AT FIRST.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, VERY ROUGH AT FIRST.

SHANWEI:
SOUTH TO SOUTHEAST FORCE 8 TO 9, UP TO FORCE 10 AT FIRST.
OCCASIONAL HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS.

SOUTH OF HONG KONG:
SOUTH TO SOUTHWEST FORCE 10 TO 11, UP TO FORCE 12 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH TO VERY HIGH SEAS, PHENOMENAL AT FIRST.

SHANGCHUAN DAO:
SOUTH TO SOUTHWEST UP TO FORCE 10 TO 11, CYCLONIC FORCE 12
AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH TO VERY HIGH SEAS, PHENOMENAL AT FIRST.

OUTLOOK FOR THE FOLLOWING 48 HOURS

SOUTH TO SOUTHEASTERLY WINDS OF UP TO FORCE 7 TO 8.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST-SOUTHEAST FORCE 6 
                   VISIBILITY 4900 METRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 2 
                   VISIBILITY 700 METRES IN RAIN

HUANGMAOZHOU       WIND SOUTH-SOUTHEAST FORCE 7

MACAU              WIND EAST FORCE 6 
                   VISIBILITY 4700 METRES IN RAIN

XISHA              WIND WEST-SOUTHWEST FORCE 5 
                   VISIBILITY 14 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 16:33 HKT ON 20.07.2025