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 12:30 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 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 7 TO 8, UP TO FORCE 9 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS, HIGH AT FIRST.

SHANWEI:
SOUTH TO SOUTHEAST FORCE 9 TO 10, UP TO FORCE 11 AT FIRST.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
HIGH SEAS, VERY HIGH AT FIRST.

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 9 TO 10, BECOMING WEST TO
SOUTHWEST UP TO FORCE 12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
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-SOUTHEAST FORCE 9 
                   VISIBILITY 5000 METRES

SHANTOU            WIND SOUTHEAST FORCE 3 
                   VISIBILITY 17 KILOMETRES

HUANGMAOZHOU       WIND SOUTH-SOUTHEAST FORCE 7

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 12:30 HKT ON 20.07.2025