PRESS WEATHER NO. 078 - SOUTH CHINA COASTAL WATERS

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SOUTH CHINA COASTAL WATERS

(NOT TO BE ISSUED AFTER 12:30 P.M.)

WEATHER INFORMATION FOR SOUTH CHINA COASTAL WATERS ISSUED
BY THE HONG KONG OBSERVATORY AT 9:45 A.M. ON 22 SEPTEMBER
2025

WARNINGS:

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

WEATHER SITUATION:

AT 10 A.M., SUPER TYPHOON RAGASA WITH MAXIMUM SUSTAINED
WINDS OF ABOUT 230 KILOMETRES PER HOUR NEAR ITS CENTRE WAS
LOCATED AT 19.4 DEGREES NORTH, 122.6 DEGREES EAST. IT IS
FORECAST TO MOVE WEST OR WEST-NORTHWEST AT ABOUT 22
KILOMETRES PER HOUR ACROSS THE LUZON STRAIT AND ENTER THE
NORTHERN PART OF THE SOUTH CHINA SEA.

AREA FORECASTS FOR THE NEXT 24 HOURS

HONG KONG ADJACENT WATERS:

NORTH FORCE 4 TO 5, FORCE 7 LATER.
SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

NAN'AO:
NORTH TO NORTHEAST FORCE 6 TO 7, FORCE 12 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
ROUGH SEAS, BECOMING PHENOMENAL LATER.

SHANWEI:
NORTH TO NORTHEAST FORCE 5 TO 6, FORCE 11 LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE TO ROUGH SEAS, BECOMING VERY HIGH LATER.

SOUTH OF HONG KONG:
NORTH TO NORTHEAST FORCE 4 TO 5, BECOMING NORTH FORCE 8
LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING VERY ROUGH LATER.

SHANGCHUAN DAO:
NORTH TO NORTHEAST FORCE 4 TO 5, BECOMING NORTH FORCE 6
LATER.
FREQUENT HEAVY SQUALLY SHOWERS AND THUNDERSTORMS.
MODERATE SEAS, BECOMING ROUGH LATER.

OUTLOOK FOR THE FOLLOWING 48 HOURS

NORTHERLY WINDS OF FORCE 11 TO 12, 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 NORTH FORCE 4 
                   VISIBILITY OVER 50 KILOMETRES

SHANTOU            WIND SOUTH FORCE 1 
                   VISIBILITY 30 KILOMETRES

HUANGMAOZHOU       WIND NORTH FORCE 3

MACAU              WIND NORTH-NORTHEAST FORCE 2 
                   VISIBILITY 20 KILOMETRES

XISHA              WIND NORTHEAST FORCE 1 
                   VISIBILITY 26 KILOMETRES

DISPATCHED BY HONG KONG OBSERVATORY AT 09:46 HKT ON 22.09.2025