PRESS WEATHER NO. 101 - SOUTH CHINA COASTAL WATERS

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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 30 MAY 2026

WARNINGS:

STRONG WINDS IN NAN'AO.

WEATHER SITUATION:

AN EASTERLY AIRSTREAM IS AFFECTING THE COASTAL WATERS OF
GUANGDONG.

AT NOON, SEVERE TROPICAL STORM JANGMI WITH MAXIMUM
SUSTAINED WINDS OF ABOUT 105 KILOMETRES PER HOUR NEAR ITS
CENTRE WAS LOCATED AT 17.7 DEGREES NORTH, 129.7 DEGREES
EAST. IT IS FORECAST TO MOVE NORTHWEST AT ABOUT 18
KILOMETRES PER HOUR ACROSS THE WESTERN NORTH PACIFIC TO THE
EAST OF THE PHILIPPINES AND INTENSIFY GRADUALLY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

EAST FORCE 4, OCCASIONALLY FORCE 5.
A FEW SHOWERS AND THUNDERSTORMS.
MODERATE SEAS.

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

SHANWEI, SOUTH OF HONG KONG AND SHANGCHUAN DAO:
EAST TO NORTHEAST FORCE 4, OCCASIONALLY FORCE 5.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS.

OUTLOOK FOR THE FOLLOWING 48 HOURS

EAST TO NORTHEASTERLY WINDS OF FORCE 4 TO 5, UP TO FORCE 6
IN EAST, BECOMING SOUTHERLY WINDS UP TO FORCE 5 LATER.
ISOLATED SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND EAST FORCE 1 
                   VISIBILITY 23 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 24 KILOMETRES

HUANGMAOZHOU       WIND EAST FORCE 4

MACAU              WIND NORTHEAST FORCE 1 
                   VISIBILITY 30 KILOMETRES

XISHA              WIND EAST-NORTHEAST FORCE 2 
                   VISIBILITY 23 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 12:30 HKT ON 30.05.2026