HOURLY READINGS


 

AT 9 A.M. AT THE HONG KONG OBSERVATORY THE AIR TEMPERATURE
WAS 25 DEGREES CELSIUS AND THE RELATIVE HUMIDITY 96 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 CHEK LAP KOK IN ISLANDS DISTRICT. IT MAY CAUSE SERIOUS
FLOODING. RESIDENTS WHO ARE LIKELY TO BE AFFECTED ARE
ADVISED TO TAKE NECESSARY PRECAUTIONS TO AVOID POSSIBLE
FLOOD DAMAGE. HEAVY RAIN OF MORE THAN 70 MILLIMETRES OF
HOURLY RAINFALL HAS FALLEN OR IS EXPECTED TO FALL IN THE
ABOVE REGIONS.

 

PLEASE BE REMINDED THAT:

 

THE TROPICAL CYCLONE SIGNAL NO. 1 WAS ISSUED AT 9:20 A.M.
THE AMBER RAINSTORM WARNING SIGNAL HAS BEEN ISSUED.
THE THUNDERSTORM WARNING HAS BEEN ISSUED. IT WILL REMAIN
EFFECTIVE UNTIL 11:00 A.M. TODAY. A FEW SQUALLY
THUNDERSTORMS ARE EXPECTED TO OCCUR OVER HONG KONG.

 

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                25 DEGREES;
TAI PO                      25 DEGREES;
SHA TIN                     25 DEGREES;
TUEN MUN                    25 DEGREES;
TSEUNG KWAN O               25 DEGREES;
SAI KUNG                    26 DEGREES;
CHEUNG CHAU                 26 DEGREES;
CHEK LAP KOK                25 DEGREES;
TSING YI                    25 DEGREES;
SHEK KONG                   // 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                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                 25 DEGREES.

 

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

 

 
CENTRAL & WESTERN DISTRICT      13 TO 46 MM;
ISLANDS DISTRICT                 0 TO 41 MM;
EASTERN DISTRICT                 7 TO 40 MM;
SAI KUNG                         1 TO 37 MM;
KWUN TONG                       11 TO 35 MM;
WAN CHAI                        14 TO 26 MM;
KOWLOON CITY                    12 TO 25 MM;
YAU TSIM MONG                   11 TO 18 MM;
KWAI TSING                       6 TO 14 MM;
TUEN MUN                         6 TO 14 MM;
SHAM SHUI PO                    11 TO 14 MM;
TSUEN WAN                        4 TO 12 MM;
YUEN LONG                        2 TO 12 MM;
SOUTHERN DISTRICT                2 TO 11 MM;
WONG TAI SIN                      6 TO 9 MM;
SHA TIN                           3 TO 6 MM;
NORTH DISTRICT                    2 TO 5 MM;
TAI PO                            1 TO 5 MM.

 

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

 

HERE IS THE INFORMATION ON TROPICAL DEPRESSION MITAG AT 9
A.M.:
LOCATION: 23.4 DEGREES NORTH, 113.9 DEGREES EAST; MAXIMUM
SUSTAINED WIND NEAR ITS CENTRE: 45 KM/H.

DISPATCHED BY HONG KONG OBSERVATORY AT 09:24 HKT ON 20.09.2025