HOURLY READINGS


 

AT 9 A.M. AT THE HONG KONG OBSERVATORY THE AIR TEMPERATURE
WAS 27 DEGREES CELSIUS AND THE RELATIVE HUMIDITY 94 PER
CENT.
DURING THE PAST HOUR THE MEAN UV INDEX RECORDED AT KING'S
PARK WAS 0.1. THE INTENSITY OF UV RADIATION WAS LOW.

 

LOCALISED HEAVY RAIN ADVISORY: RAIN IS PARTICULARLY HEAVY
IN EASTERN DISTRICT OF HONG KONG ISLAND AND SAI KUNG
DISTRICT, WITH HEAVY RAIN OF MORE THAN 70 MILLIMETRES OF
HOURLY RAINFALL FALLEN OR EXPECTED TO FALL AND MAY CAUSE
SERIOUS FLOODING.

UNDER THE INFLUENCE OF AN ACTIVE SOUTHWEST MONSOON, THERE
ARE HEAVY SHOWERS AND SQUALLY THUNDERSTORMS OVER THE COAST
OF GUANGDONG. WHETHER THE RED RAINSTORM WARNING SIGNAL
NEEDS TO BE ISSUED DEPENDS ON THE DEVELOPMENT OF THE AREA
OF THUNDERY SHOWERS. MEMBERS OF THE PUBLIC SHOULD STAY
ALERT.

INTENSE GUSTS REACHING 70 KILOMETRES PER HOUR OR ABOVE MAY
AFFECT HONG KONG. MEMBERS OF PUBLIC SHOULD SEEK SAFE
SHELTER AS SOON AS POSSIBLE.

 

PLEASE BE REMINDED THAT:

 

THE AMBER RAINSTORM WARNING SIGNAL HAS BEEN ISSUED.
THE THUNDERSTORM WARNING HAS BEEN ISSUED. IT WILL REMAIN
EFFECTIVE UNTIL 12:30 P.M. TODAY. A FEW SQUALLY
THUNDERSTORMS ARE EXPECTED TO OCCUR OVER HONG KONG.

 

THE AIR TEMPERATURES AT OTHER PLACES WERE:

 

KING'S PARK                 27 DEGREES;
WONG CHUK HANG              28 DEGREES;
TA KWU LING                 29 DEGREES;
LAU FAU SHAN                27 DEGREES;
TAI PO                      28 DEGREES;
SHA TIN                     28 DEGREES;
TUEN MUN                    29 DEGREES;
TSEUNG KWAN O               26 DEGREES;
SAI KUNG                    27 DEGREES;
CHEUNG CHAU                 28 DEGREES;
CHEK LAP KOK                27 DEGREES;
TSING YI                    27 DEGREES;
SHEK KONG                   28 DEGREES;
TSUEN WAN HO KOON           27 DEGREES;
TSUEN WAN SHING MUN VALLEY  27 DEGREES;
HONG KONG PARK              27 DEGREES;
SHAU KEI WAN                26 DEGREES;
KOWLOON CITY                26 DEGREES;
HAPPY VALLEY                27 DEGREES;
WONG TAI SIN                27 DEGREES;
STANLEY                     28 DEGREES;
KWUN TONG                   26 DEGREES;
SHAM SHUI PO                27 DEGREES;
KAI TAK RUNWAY PARK         27 DEGREES;
YUEN LONG PARK              28 DEGREES;
TAI MEI TUK                 28 DEGREES.

 

BETWEEN 7:45 AND 8:45 A.M., LIGHTNING WAS DETECTED OVER ALL
REGIONS. THE RAINFALL RECORDED IN VARIOUS REGIONS WERE:

 

 
SAI KUNG                         0 TO 74 MM;
EASTERN DISTRICT                13 TO 50 MM;
SOUTHERN DISTRICT                0 TO 29 MM;
ISLANDS DISTRICT                 0 TO 28 MM;
KWUN TONG                       14 TO 28 MM;
KOWLOON CITY                     8 TO 22 MM;
WAN CHAI                         7 TO 17 MM;
CENTRAL & WESTERN DISTRICT       7 TO 15 MM;
YAU TSIM MONG                    8 TO 13 MM;
WONG TAI SIN                     6 TO 10 MM;
KWAI TSING                        0 TO 9 MM;
SHAM SHUI PO                      3 TO 9 MM;
YUEN LONG                         0 TO 8 MM;
TUEN MUN                          0 TO 3 MM;
NORTH DISTRICT                    0 TO 2 MM;
TSUEN WAN                         0 TO 1 MM.

 

BETWEEN MIDNIGHT AND 9 A.M. THE MINIMUM TEMPERATURE WAS
27.1 DEGREES CELSIUS AT THE HONG KONG OBSERVATORY.

DISPATCHED BY HONG KONG OBSERVATORY AT 09:02 HKT ON 02.08.2025