HOURLY READINGS

 

AT 9 A.M. AT THE HONG KONG OBSERVATORY THE AIR TEMPERATURE
WAS 25 DEGREES CELSIUS AND THE RELATIVE HUMIDITY 97 PER
CENT.
DURING THE PAST HOUR THE MEAN UV INDEX RECORDED AT KING'S
PARK WAS 0.3. THE INTENSITY OF UV RADIATION WAS LOW.

 

ANNOUNCEMENT ON LOCALISED HEAVY RAIN: MORE THAN 70
MILLIMETRES OF RAINFALL WERE RECORDED IN TAI PO DISTRICT,
SHA TIN DISTRICT AND SAI KUNG DISTRICT IN THE PAST 1 HOUR
ENDING AT 8:50 A.M. AND MAY CAUSE SERIOUS FLOODING.

 

PLEASE BE REMINDED THAT:

 

THE AMBER RAINSTORM WARNING SIGNAL HAS BEEN ISSUED.
THE THUNDERSTORM WARNING HAS BEEN ISSUED. IT WILL REMAIN
EFFECTIVE UNTIL 10:15 A.M. TODAY. ISOLATED SQUALLY
THUNDERSTORMS ARE EXPECTED TO OCCUR OVER HONG KONG.
THE LANDSLIP WARNING HAS BEEN ISSUED.
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              25 DEGREES;
TA KWU LING                 25 DEGREES;
LAU FAU SHAN                24 DEGREES;
TAI PO                      25 DEGREES;
SHA TIN                     25 DEGREES;
TUEN MUN                    25 DEGREES;
TSEUNG KWAN O               25 DEGREES;
SAI KUNG                    25 DEGREES;
CHEUNG CHAU                 25 DEGREES;
CHEK LAP KOK                26 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                24 DEGREES;
KOWLOON CITY                25 DEGREES;
HAPPY VALLEY                25 DEGREES;
WONG TAI SIN                25 DEGREES;
STANLEY                     25 DEGREES;
KWUN TONG                   25 DEGREES;
SHAM SHUI PO                25 DEGREES;
KAI TAK RUNWAY PARK         25 DEGREES;
YUEN LONG PARK              25 DEGREES;
TAI MEI TUK                 24 DEGREES.

 

BETWEEN 7:45 AND 8:45 A.M., LIGHTNING WAS DETECTED WITHIN
NEW TERRITORIES EAST. THE RAINFALL RECORDED IN VARIOUS
REGIONS WERE:

 

 
TAI PO                           0 TO 89 MM;
SHA TIN                          2 TO 68 MM;
SAI KUNG                         0 TO 64 MM;
NORTH DISTRICT                   1 TO 57 MM;
ISLANDS DISTRICT                 0 TO 17 MM;
KWUN TONG                       10 TO 17 MM;
EASTERN DISTRICT                 2 TO 14 MM;
WONG TAI SIN                      4 TO 8 MM;
SOUTHERN DISTRICT                 0 TO 6 MM;
KOWLOON CITY                      1 TO 6 MM;
TSUEN WAN                         0 TO 2 MM;
CENTRAL & WESTERN DISTRICT        0 TO 1 MM;
KWAI TSING                        0 TO 1 MM;
TUEN MUN                          0 TO 1 MM;
WAN CHAI                               1 MM;
YUEN LONG                         0 TO 1 MM;
YAU TSIM MONG                          1 MM;
SHAM SHUI PO                      0 TO 1 MM.

 

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

DISPATCHED BY HONG KONG OBSERVATORY AT 09:05 HKT ON 18.07.2017