HOURLY READINGS


 

AT NOON AT THE HONG KONG OBSERVATORY THE AIR TEMPERATURE
WAS 25 DEGREES CELSIUS AND THE RELATIVE HUMIDITY 94 PER
CENT.
DURING THE PAST HOUR THE MEAN UV INDEX RECORDED AT KING'S
PARK WAS 0.4. THE INTENSITY OF UV RADIATION WAS LOW.

 

LOCALISED HEAVY RAIN ADVISORY: RAIN IS PARTICULARLY HEAVY
IN LANTAU ISLAND IN ISLANDS DISTRICT, WITH MORE THAN 70
MILLIMETRES OF HOURLY RAINFALL FALLEN OR EXPECTED TO FALL
AND MAY CAUSE SERIOUS FLOODING. BESIDES, IN THE PAST 1 HOUR
ENDING AT 11:45 A.M., MORE THAN 90 MILLIMETRES OF RAINFALL
HAVE BEEN RECORDED IN CHEUNG SHA IN LANTAU ISLAND.

THE AREAS OF INTENSE THUNDERY SHOWERS NOW OVER LANTAU
ISLAND AND NEW TERRITORIES WEST CONTINUES TO BRING HEAVY
SHOWERS TO THE REGION. IN THE PAST HOUR, SHOWERS WERE
HEAVIER OVER THE WESTERN PART OF THE TERRITORY AND OVER 70
MILLIMETRES OF RAINFALL WERE RECORDED OVER PARTS OF LANTAU
ISLAND. ACCORDING TO PRESENT INDICATIONS, WHETHER RED
RAINSTORM WARNING SIGNAL NEEDS TO BE ISSUED DEPENDS ON THE
DEVELOPMENT OF THE AREAS OF INTENSE THUNDERY SHOWERS.

 

PLEASE BE REMINDED THAT:

 

THE AMBER RAINSTORM WARNING SIGNAL HAS BEEN ISSUED.
THE THUNDERSTORM WARNING HAS BEEN ISSUED. IT WILL REMAIN
EFFECTIVE UNTIL 1:30 P.M. TODAY. A FEW THUNDERSTORMS ARE
EXPECTED TO OCCUR OVER HONG KONG.

 

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                      25 DEGREES;
SHA TIN                     26 DEGREES;
TUEN MUN                    25 DEGREES;
TSEUNG KWAN O               25 DEGREES;
SAI KUNG                    25 DEGREES;
CHEUNG CHAU                 25 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                26 DEGREES;
STANLEY                     26 DEGREES;
KWUN TONG                   24 DEGREES;
SHAM SHUI PO                26 DEGREES;
KAI TAK RUNWAY PARK         25 DEGREES;
YUEN LONG PARK              25 DEGREES;
TAI MEI TUK                 24 DEGREES.

 

BETWEEN 10:45 AND 11:45 A.M., LIGHTNING WAS DETECTED WITHIN
LANTAU, NEW TERRITORIES WEST, HONG KONG AND KOWLOON. THE
RAINFALL RECORDED IN VARIOUS REGIONS WERE:

 

 
ISLANDS DISTRICT                 0 TO 95 MM;
TUEN MUN                        24 TO 38 MM;
YUEN LONG                        2 TO 26 MM;
TSUEN WAN                        1 TO 22 MM;
TAI PO                           1 TO 13 MM;
NORTH DISTRICT                   5 TO 12 MM;
KWAI TSING                        1 TO 5 MM;
SHA TIN                           0 TO 5 MM;
SAI KUNG                          0 TO 4 MM;
WONG TAI SIN                      0 TO 1 MM.

 

5.4 MILLIMETRES OF RAINFALL WERE RECORDED AT THE HONG KONG
OBSERVATORY BETWEEN MIDNIGHT LAST NIGHT AND MIDDAY TODAY. 

DISPATCHED BY HONG KONG OBSERVATORY AT 12:02 HKT ON 21.05.2024