TROPICAL CYCLONE WARNING BULLETIN (SIGNAL NO. 10)


 

TROPICAL CYCLONE WARNING BULLETIN
 
HERE IS THE LATEST TROPICAL CYCLONE WARNING BULLETIN ISSUED
BY THE HONG KONG OBSERVATORY.
 
THE HURRICANE SIGNAL, NO. 10, IS IN FORCE.
 
THIS MEANS THAT WINDS WITH MEAN SPEEDS OF 118 KILOMETRES
PER HOUR OR MORE ARE EXPECTED.
 
AT 9 P.M., SUPER TYPHOON SAOLA WAS CENTRED ABOUT 40
KILOMETRES SOUTHEAST OF HONG KONG OBSERVATORY (NEAR 22.0
DEGREES NORTH 114.4 DEGREES EAST) AND IS FORECAST TO MOVE
WEST AT ABOUT 14 KILOMETRES PER HOUR ACROSS THE VICINITY OF
THE PEARL RIVER ESTUARY.

 

THE EYEWALL OF SUPER TYPHOON SAOLA IS NOW MOVING ACROSS
HONG KONG, POSING A HIGH THREAT TO HONG KONG. HURRICANE
FORCE WINDS ARE AFFECTING THE EASTERN PART OF HONG KONG.
ACCORDING TO THE PRESENT FORECAST TRACK, SAOLA WILL SKIRT
AROUND 40 KILOMETRES TO THE SOUTH OF THE HONG KONG
OBSERVATORY IN THE NEXT FEW HOURS. THE HURRICANE SIGNAL,
NO. 10 IS EXPECTED TO REMAIN IN FORCE FOR SOME TIME.
NORTHERLY WINDS WILL CHANGE GRADUALLY TO EAST TO
SOUTHEASTERLIES LOCALLY. AREAS WHICH WERE PREVIOUSLY
SHELTERED MAY BECOME EXPOSED. MEMBERS OF THE PUBLIC SHOULD
STAY ON HIGH ALERT. YOU ARE ADVISED TO REMAIN WHERE YOU ARE
IF PROTECTED AND BE PREPARED FOR DESTRUCTIVE WINDS. 
 
UNDER THE INFLUENCE OF STORM SURGE, THE WATER LEVEL IN
LOW-LYING COASTAL AREAS WILL RISE RAPIDLY TONIGHT. THE
WATER LEVEL IN THE EASTERN COASTAL WATERS OF THE TERRITORY
WILL INCREASE FROM AROUND 9 P.M. TONIGHT. AMONG WHICH, THE
WATER LEVEL AT TOLO HARBOUR WILL REACH A HIGH WATER LEVEL
OF AROUND 6 METRES ABOVE CHART DATUM NEAR MIDNIGHT, WHICH
IS ABOUT 4 METRES HIGHER THAN THE NORMAL TIDE LEVEL. THE
MAXIMUM WATER LEVEL MAY REACH A HISTORICAL RECORD. THE
WORST HIT AREAS INCLUDE SHA TIN, TAI PO, SHA TAU KOK, SAI
KUNG, ETC. THERE WILL BE SERIOUS FLOODING, THE FLOOD DEPTH
IN SOME AREAS MAY BE MORE THAN 1 METRE.

 

THE WATER LEVELS OVER OTHER COASTAL AREAS OF HONG KONG WILL
ALSO START TO RISE SIGNIFICANTLY FROM AROUND 6 A.M.
TOMORROW (2 SEPTEMBER). THE MAXIMUM WATER LEVEL AT VICTORIA
HARBOUR WILL BE SOME 3 METRES ABOVE CHART DATUM. THE WATER
LEVEL IN LOW-LYING COASTAL AREAS SUCH AS LEI YUE MUN WILL
BE AROUND 1.5 METRES HIGHER THAN THE NORMAL TIDE LEVEL. THE
WATER LEVEL AT TAI O WILL REACH AROUND 3.5 METRES ABOVE
CHART DATUM, WHICH IS NEARLY 2 METRES ABOVE THE NORMAL TIDE
LEVEL. 
 
SEAS WILL BE PHENOMENAL WITH SWELLS. MEMBERS OF THE PUBLIC
ARE ADVISED TO STAY AWAY FROM THE SHORELINE AND NOT TO
ENGAGE IN WATER SPORTS.

 

IN THE PAST HOUR, THE MAXIMUM SUSTAINED WINDS RECORDED AT
WAGLAN ISLAND, TATE'S CAIRN AND CHEUNG CHAU WERE 152, 123
AND 98 KILOMETRES PER HOUR WITH MAXIMUM GUSTS EXCEEDING
182, 157 AND 141 KILOMETRES PER HOUR RESPECTIVELY.

 

(PRECAUTIONARY ANNOUNCEMENTS)
 
1. DO NOT GO OUTSIDE. IF YOU ARE REASONABLY PROTECTED, STAY
WHERE YOU ARE. DO NOT TOUCH ELECTRIC CABLES THAT HAVE BEEN
BLOWN LOOSE.
 
2. STAY AWAY FROM EXPOSED WINDOWS AND DOORS BECAUSE GLASS,
ALREADY UNDER STRAIN FROM WIND PRESSURE, WILL SHATTER
EASILY IF HIT BY A FLYING OBJECT. MAKE SURE YOU HAVE A SAFE
PLACE TO SHELTER. YOU SHOULD ONLY FIX BROKEN WINDOWS AND
DOORS WHEN THERE IS NO DANGER IN DOING SO.
 
3. PEOPLE OUTDOORS SHOULD FIND A SAFE PLACE NOW AND REMAIN
THERE UNTIL THE DANGER IS OVER.
 
4. FLIGHTS AT HONG KONG INTERNATIONAL AIRPORT MAY BE
AFFECTED BY THE WEATHER. PLEASE CONTACT YOUR AIRLINE FOR
THE LATEST FLIGHT INFORMATION BEFORE DEPARTING FOR THE
AIRPORT.

DISPATCHED BY HONG KONG OBSERVATORY AT 20:45 HKT ON 01.09.2023