SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 9:45 A.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 6:05 A.M. ON 25 JULY 2026

WARNINGS:

HURRICANE FORCE WINDS IN NAN'AO AND SHANWEI. GALE FORCE
WINDS IN SOUTH OF HONG KONG. STRONG WINDS IN HONG KONG
ADJACENT WATERS AND SHANGCHUAN DAO.

WEATHER SITUATION:

SEVERE SQUALLY THUNDERSTORMS ARE AFFECTING THE VICINITY OF
THE PEARL RIVER ESTUARY.

MEANWHILE, SEVERE TROPICAL STORM NOUL HAS INTENSIFIED INTO
A TYPHOON.
 
AT 6 A.M., NOUL WITH MAXIMUM SUSTAINED WINDS OF ABOUT 120
KILOMETRES PER HOUR NEAR ITS CENTRE WAS LOCATED AT 20.3
DEGREES NORTH, 118.6 DEGREES EAST. IT IS FORECAST TO MOVE
WEST-NORTHWEST AT ABOUT 26 KILOMETRES PER HOUR ACROSS THE
NORTHEASTERN PART OF THE SOUTH CHINA SEA, IN THE GENERAL
DIRECTION OF THE COAST OF EASTERN GUANGDONG.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

WEST TO NORTHWEST FORCE 4 TO 5, BECOMING UP TO FORCE 7,
GUSTS OCCASIONALLY UP TO FORCE 10 AT FIRST.
OCCASIONAL HEAVY SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE TO ROUGH SEAS.

NAN'AO:
NORTHWEST FORCE 8 TO 9, BECOMING CYCLONIC FORCE 12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
VERY ROUGH TO HIGH SEAS, BECOMING PHENOMENAL.

SHANWEI:
NORTHWEST FORCE 7 TO 8, BECOMING CYCLONIC FORCE 12.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH TO VERY ROUGH SEAS, BECOMING PHENOMENAL.

SOUTH OF HONG KONG:
WEST TO NORTHWEST FORCE 4 TO 5, UP TO FORCE 8 LATER.
OCCASIONAL SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING VERY ROUGH LATER.

SHANGCHUAN DAO:
WEST TO NORTHWEST FORCE 4 TO 5, BECOMING UP TO FORCE 7.
ISOLATED SHOWERS AND SQUALLY THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH.

OUTLOOK FOR THE FOLLOWING 48 HOURS

WEST TO SOUTHWESTERLY WINDS OF FORCE 6 TO 7, CYCLONIC WINDS
OF FORCE 12 IN EAST AT FIRST. FREQUENT HEAVY SQUALLY
SHOWERS AND THUNDERSTORMS.

LATEST REPORTS FROM SOUTH CHINA COASTAL WEATHER STATIONS

--------------------------------------------------------

WAGLAN ISLAND      WIND NORTH-NORTHEAST FORCE 2 
                   VISIBILITY 24 KILOMETRES

SHANTOU            WIND WEST-SOUTHWEST FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND WEST-NORTHWEST FORCE 4

MACAU              WIND WEST FORCE 2 
                   VISIBILITY 26 KILOMETRES

XISHA              WIND SOUTH FORCE 1 
                   VISIBILITY 30 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 06:10 HKT ON 25.07.2026