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 18 JULY 2025

WARNINGS:

GALE FORCE WINDS IN NAN'AO. STRONG WINDS IN SHANWEI.

WEATHER SITUATION:

AT NOON, TROPICAL STORM WIPHA WITH MAXIMUM SUSTAINED WINDS
OF ABOUT 65 KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED
AT 18.0 DEGREES NORTH, 123.3 DEGREES EAST. IT IS FORECAST
TO MOVE NORTHWEST AT ABOUT 22 KILOMETRES PER HOUR IN THE
GENERAL DIRECTION OF THE VICINITY OF LUZON STRAIT AND
INTENSIFY GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTHWEST FORCE 4, BECOMING NORTH TO NORTHEAST FORCE 5
LATER.
SCATTERED HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

NAN'AO:
WEST TO NORTHWEST FORCE 4 TO 5, BECOMING NORTH TO NORTHEAST
FORCE 8 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING VERY ROUGH LATER.

SHANWEI:
WEST TO NORTHWEST FORCE 4 TO 5, BECOMING NORTH TO NORTHEAST
FORCE 7 LATER.
OCCASIONAL SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
WEST TO NORTHWEST FORCE 4, OCCASIONALLY FORCE 5, BECOMING
NORTH FORCE 5 LATER.
SCATTERED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHEASTERLY WINDS OF FORCE 8 TO 9, BECOMING
CYCLONIC WINDS OF FORCE 12. FREQUENT HEAVY SQUALLY SHOWERS
AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND NORTHWEST FORCE 1 
                   VISIBILITY 18 KILOMETRES

SHANTOU            WIND EAST-SOUTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND SOUTH-SOUTHWEST FORCE 3

MACAU              WIND EAST FORCE 1 
                   VISIBILITY 17 KILOMETRES

XISHA              WIND WEST FORCE 3 
                   VISIBILITY 12 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:31 HKT ON 18.07.2025