PRESS WEATHER NO. 139 - HOURLY READINGS

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HOURLY READINGS

 

AT 8 A.M. 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 0.0. THE INTENSITY OF UV RADIATION WAS LOW.

 

THERE IS EXCEPTIONALLY SEVERE RAINSTORM IN CENTRAL AND
WESTERN DISTRICT, AND SEVERE RAINSTORM IN KWAI TSING AND
TUEN MUN DISTRICTS. IT MAY CAUSE SERIOUS FLOODING. MEMBERS
OF THE PUBLIC SHOULD STAY ON HIGH ALERT AND TAKE NECESSARY
PRECAUTIONS TO REDUCE THEIR EXPOSURE TO RISK POSED BY THE
HEAVY RAIN AND FLOODING. HOURLY RAINFALL IS EXPECTED TO
EXCEED OR HAS EXCEEDED 140 MILLIMETRES OVER CENTRAL AND
WESTERN DISTRICT, WHILE HOURLY RAINFALL IS EXPECTED TO
EXCEED OR HAS EXCEEDED 100 MILLIMETRES OVER KWAI TSING AND
TUEN MUN DISTRICTS.
HEAVY RAIN MAY BRING ABOUT FLASH FLOODS. PEOPLE SHOULD STAY
AWAY FROM WATERCOURSES. DRIVERS SHOULD BEWARE THAT THERE
ARE LIKELY TO BE SERIOUS ROAD FLOODING AND TRAFFIC
CONGESTION.

VIOLENT GUSTS REACHING 90 KILOMETRES PER HOUR OR ABOVE MAY
AFFECT HONG KONG. MEMBERS OF PUBLIC SHOULD SEEK SAFE
SHELTER IMMEDIATELY.

 

PLEASE BE REMINDED THAT:

 

THE TROPICAL CYCLONE SIGNAL NO. 1 HAS BEEN ISSUED.
THE BLACK RAINSTORM WARNING SIGNAL HAS BEEN ISSUED.
THE THUNDERSTORM WARNING HAS BEEN ISSUED. IT WILL REMAIN
EFFECTIVE UNTIL 10:30 A.M. TODAY. FREQUENT SEVERE SQUALLY
THUNDERSTORMS ARE EXPECTED TO OCCUR OVER HONG KONG.

 

THE AIR TEMPERATURES AT OTHER PLACES WERE:

 

KING'S PARK                 24 DEGREES;
WONG CHUK HANG              25 DEGREES;
TA KWU LING                 27 DEGREES;
LAU FAU SHAN                24 DEGREES;
TAI PO                      25 DEGREES;
SHA TIN                     24 DEGREES;
TUEN MUN                    24 DEGREES;
TSEUNG KWAN O               24 DEGREES;
SAI KUNG                    26 DEGREES;
CHEUNG CHAU                 27 DEGREES;
CHEK LAP KOK                25 DEGREES;
TSING YI                    24 DEGREES;
SHEK KONG                   25 DEGREES;
TSUEN WAN HO KOON           23 DEGREES;
TSUEN WAN SHING MUN VALLEY  24 DEGREES;
HONG KONG PARK              24 DEGREES;
SHAU KEI WAN                25 DEGREES;
KOWLOON CITY                24 DEGREES;
HAPPY VALLEY                25 DEGREES;
WONG TAI SIN                25 DEGREES;
STANLEY                     25 DEGREES;
KWUN TONG                   24 DEGREES;
SHAM SHUI PO                24 DEGREES;
KAI TAK RUNWAY PARK         25 DEGREES;
YUEN LONG PARK              25 DEGREES;
TAI MEI TUK                 24 DEGREES.

 

BETWEEN 6:45 AND 7:45 A.M., LIGHTNING WAS DETECTED OVER ALL
REGIONS. THE RAINFALL RECORDED IN VARIOUS REGIONS WERE:

 

 
CENTRAL & WESTERN DISTRICT      47 TO 89 MM;
KWAI TSING                      39 TO 89 MM;
TUEN MUN                        20 TO 81 MM;
TSUEN WAN                       19 TO 72 MM;
SHAM SHUI PO                    33 TO 60 MM;
SOUTHERN DISTRICT               15 TO 56 MM;
ISLANDS DISTRICT                 1 TO 50 MM;
YAU TSIM MONG                   24 TO 37 MM;
WAN CHAI                        17 TO 34 MM;
KOWLOON CITY                    15 TO 29 MM;
SHA TIN                          3 TO 26 MM;
WONG TAI SIN                    14 TO 26 MM;
KWUN TONG                       19 TO 24 MM;
SAI KUNG                         0 TO 23 MM;
YUEN LONG                        0 TO 23 MM;
EASTERN DISTRICT                 9 TO 17 MM;
TAI PO                           1 TO 12 MM;
NORTH DISTRICT                    0 TO 5 MM.

 

HERE IS THE INFORMATION ON TROPICAL STORM PODUL AT 8 A.M.:
LOCATION: 24.5 DEGREES NORTH, 115.0 DEGREES EAST; MAXIMUM
SUSTAINED WIND NEAR ITS CENTRE: 75 KM/H.

DISPATCHED BY HONG KONG OBSERVATORY AT 08:22 HKT ON 14.08.2025