HOURLY READINGS


 

AT 3 P.M. AT THE HONG KONG OBSERVATORY THE AIR TEMPERATURE
WAS 26 DEGREES CELSIUS AND THE RELATIVE HUMIDITY 97 PER
CENT.
DURING THE PAST HOUR THE MEAN UV INDEX RECORDED AT KING'S
PARK WAS 0.2. THE INTENSITY OF UV RADIATION WAS LOW.

 

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

 

PLEASE BE REMINDED THAT:

 

THE TROPICAL CYCLONE SIGNAL NO. 1 HAS BEEN ISSUED.
THE AMBER RAINSTORM WARNING SIGNAL HAS BEEN ISSUED.
THE THUNDERSTORM WARNING HAS BEEN ISSUED. IT WILL REMAIN
EFFECTIVE UNTIL 6:00 P.M. TODAY. SQUALLY THUNDERSTORMS ARE
EXPECTED TO OCCUR OVER HONG KONG.
THE SPECIAL ANNOUNCEMENT OF FLOODING IN NORTHERN NEW
TERRITORIES HAS BEEN ISSUED.

 

THE AIR TEMPERATURES AT OTHER PLACES WERE:

 

KING'S PARK                 25 DEGREES;
WONG CHUK HANG              26 DEGREES;
TA KWU LING                 25 DEGREES;
LAU FAU SHAN                25 DEGREES;
TAI PO                      24 DEGREES;
SHA TIN                     25 DEGREES;
TUEN MUN                    25 DEGREES;
TSEUNG KWAN O               25 DEGREES;
SAI KUNG                    25 DEGREES;
CHEUNG CHAU                 24 DEGREES;
CHEK LAP KOK                25 DEGREES;
TSING YI                    25 DEGREES;
SHEK KONG                   25 DEGREES;
TSUEN WAN HO KOON           24 DEGREES;
TSUEN WAN SHING MUN VALLEY  25 DEGREES;
HONG KONG PARK              25 DEGREES;
SHAU KEI WAN                25 DEGREES;
KOWLOON CITY                25 DEGREES;
HAPPY VALLEY                26 DEGREES;
WONG TAI SIN                25 DEGREES;
STANLEY                     25 DEGREES;
KWUN TONG                   25 DEGREES;
SHAM SHUI PO                25 DEGREES;
KAI TAK RUNWAY PARK         26 DEGREES;
YUEN LONG PARK              25 DEGREES;
TAI MEI TUK                 25 DEGREES.

 

BETWEEN 1:45 AND 2:45 P.M., LIGHTNING WAS DETECTED WITHIN
NEW TERRITORIES EAST, HONG KONG AND KOWLOON. THE RAINFALL
RECORDED IN VARIOUS REGIONS WERE:

 

 
SAI KUNG                        10 TO 42 MM;
ISLANDS DISTRICT                 1 TO 31 MM;
YUEN LONG                        3 TO 31 MM;
EASTERN DISTRICT                10 TO 21 MM;
TUEN MUN                        10 TO 20 MM;
TAI PO                           0 TO 19 MM;
SHA TIN                          4 TO 16 MM;
KOWLOON CITY                     9 TO 15 MM;
TSUEN WAN                        6 TO 14 MM;
WONG TAI SIN                     6 TO 14 MM;
KWUN TONG                       10 TO 13 MM;
SOUTHERN DISTRICT                3 TO 12 MM;
SHAM SHUI PO                     3 TO 11 MM;
KWAI TSING                       2 TO 10 MM;
NORTH DISTRICT                    0 TO 9 MM;
YAU TSIM MONG                     4 TO 8 MM;
CENTRAL & WESTERN DISTRICT        2 TO 4 MM;
WAN CHAI                          3 TO 4 MM.

 

HERE IS THE INFORMATION ON TYPHOON CEMPAKA:
LOCATION: 21.5 DEGREES NORTH, 112.3 DEGREES EAST; MAXIMUM
SUSTAINED WIND NEAR ITS CENTRE: 120 KM/H.

DISPATCHED BY HONG KONG OBSERVATORY AT 15:02 HKT ON 20.07.2021