SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 12:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:50 A.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 NOON, TYPHOON WIPHA WITH MAXIMUM SUSTAINED WINDS OF
ABOUT 140 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED
AT 21.8 DEGREES NORTH, 114.0 DEGREES EAST. IT IS FORECAST
TO MOVE WEST AT ABOUT 22 KILOMETRES PER HOUR ACROSS THE
WATERS SOUTH OF HONG KONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

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

NAN'AO:
SOUTH TO SOUTHEAST FORCE 8 TO 9.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS.

SHANWEI:
SOUTH TO SOUTHEAST FORCE 10 TO 11.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH TO VERY HIGH SEAS.

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

SHANGCHUAN DAO:
NORTH TO NORTHWEST FORCE 8 TO 9, BECOMING WEST TO SOUTHWEST
UP TO FORCE 12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS, BECOMING PHENOMENAL.

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 FORCE 9 WITH GUSTS TO FORCE 10 
                   VISIBILITY 4100 METRES

SHANTOU            WIND SOUTHEAST FORCE 3 
                   VISIBILITY 17 KILOMETRES

HUANGMAOZHOU       WIND EAST FORCE 4

MACAU              WIND NORTH FORCE 6 
                   VISIBILITY 9 KILOMETRES IN RAIN

XISHA              WIND SOUTHWEST FORCE 5 
                   VISIBILITY 5000 METRES IN RAIN

DISPATCHED BY HONG KONG OBSERVATORY AT 11:52 HKT ON 20.07.2025