PRESS WEATHER NO. 166 - SOUTH CHINA COASTAL WATERS

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SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 3:30 A.M. TOMORROW, SATURDAY)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 11:30 P.M. ON 11 APRIL 2025

WARNINGS:

SEVERE SQUALLY THUNDERSTORMS IN ALL AREAS. GALE FORCE WINDS
IN ALL AREAS. FOG IN NAN'AO AND SHANWEI.

WEATHER SITUATION:

A SOUTHERLY AIRSTREAM IS AFFECTING THE SOUTH CHINA COASTAL
WATERS. BESIDES, A TROUGH OF LOW PRESSURE IS EXPECTED TO
DEVELOP INTO A COLD FRONT ON SATURDAY, AND MOVE ACROSS THE
COASTAL WATERS OF GUANGDONG LATER ON SATURDAY. THE
ASSOCIATED SHOWERS AND SEVERE SQUALLY THUNDERSTORMS WILL
AFFECT THE REGION DURING THE DAY ON SATURDAY.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

SOUTH FORCE 4 TO 5, GUSTS OCCASIONALLY UP TO FORCE 10,
BECOMING NORTH UP TO FORCE 8 LATER.
OCCASIONAL HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
MIST PATCHES AT FIRST.
MODERATE TO ROUGH SEAS, BECOMING VERY ROUGH LATER.

NAN'AO AND SHANWEI:
SOUTH TO SOUTHWEST FORCE 4 TO 5, GUSTS OCCASIONALLY UP TO
FORCE 10, BECOMING NORTH UP TO FORCE 8 LATER.
OCCASIONAL HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
FOG PATCHES AT FIRST.
MODERATE TO ROUGH SEAS, BECOMING VERY ROUGH LATER.

SOUTH OF HONG KONG AND SHANGCHUAN DAO:
SOUTH FORCE 4 TO 5, GUSTS OCCASIONALLY UP TO FORCE 10,
BECOMING NORTH UP TO FORCE 8 LATER.
OCCASIONAL HEAVY SHOWERS AND SEVERE SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS, BECOMING VERY ROUGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTH TO NORTHEASTERLY WINDS OF FORCE 5 TO 6, UP TO FORCE 8
AT FIRST. OCCASIONAL HEAVY SHOWERS AND SQUALLY
THUNDERSTORMS AT FIRST.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

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WAGLAN ISLAND      WIND SOUTH FORCE 3 
                   VISIBILITY 7 KILOMETRES

SHANTOU            WIND SOUTHEAST FORCE 2 
                   VISIBILITY 8 KILOMETRES

HUANGMAOZHOU       WIND SOUTH-SOUTHEAST FORCE 4

MACAU              WIND SOUTH-SOUTHEAST FORCE 2 
                   VISIBILITY 12 KILOMETRES

XISHA              WIND SOUTH FORCE 2 
                   VISIBILITY 15 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 23:30 HKT ON 11.04.2025