HOURLY READINGS


 

AT 2 P.M. AT THE HONG KONG OBSERVATORY THE AIR TEMPERATURE
WAS 26 DEGREES CELSIUS AND THE RELATIVE HUMIDITY 90 PER
CENT.
DURING THE PAST HOUR THE MEAN UV INDEX RECORDED AT KING'S
PARK WAS 2. THE INTENSITY OF UV RADIATION WAS LOW.

 

TROPICAL CYCLONE RAGASA IS EXPECTED TO MOVE TOWARDS THE
VICINITY OF LUZON STRAIT AND INTENSIFY SIGNIFICANTLY IN THE
NEXT COUPLE OF DAYS. IT MAY EDGE CLOSER TO THE COAST OF
GUANGDONG WITH SUPER TYPHOON INTENSITY MIDWEEK NEXT WEEK.
ACCORDING TO THE PRESENT FORECAST, LOCAL WEATHER WILL
DETERIORATE GRADUALLY ON TUESDAY AND WEDNESDAY. GALE TO
STORM FORCE WINDS WILL PREVAIL ON WEDNESDAY. THE WEATHER
WILL BE ADVERSE WITH HEAVY SQUALLY SHOWERS AND
THUNDERSTORMS. SEAS WILL BE HIGH WITH SWELLS. UNDER THE
INFLUENCE OF SIGNIFICANT STORM SURGE, THE SEA LEVEL OVER
COASTAL AREAS BY THEN MAY BE SIMILAR TO THAT OF HATO IN
2017 AND MANGKHUT IN 2018. MEMBERS OF THE PUBLIC PLEASE
TAKE NOTE OF THE LATEST WEATHER INFORMATION FROM THE
OBSERVATORY AND BE WELL PREPARED FOR HIGH WINDS AND
FLOODING.

 

PLEASE BE REMINDED THAT:

 

THE AMBER RAINSTORM WARNING SIGNAL HAS BEEN ISSUED.
THE THUNDERSTORM WARNING HAS BEEN ISSUED. IT WILL REMAIN
EFFECTIVE UNTIL 4:00 P.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              26 DEGREES;
TA KWU LING                 27 DEGREES;
LAU FAU SHAN                26 DEGREES;
TAI PO                      27 DEGREES;
SHA TIN                     27 DEGREES;
TUEN MUN                    26 DEGREES;
TSEUNG KWAN O               25 DEGREES;
SAI KUNG                    27 DEGREES;
CHEUNG CHAU                 25 DEGREES;
CHEK LAP KOK                27 DEGREES;
TSING YI                    26 DEGREES;
SHEK KONG                   // DEGREES;
TSUEN WAN HO KOON           25 DEGREES;
TSUEN WAN SHING MUN VALLEY  26 DEGREES;
HONG KONG PARK              25 DEGREES;
SHAU KEI WAN                25 DEGREES;
KOWLOON CITY                26 DEGREES;
HAPPY VALLEY                26 DEGREES;
WONG TAI SIN                27 DEGREES;
STANLEY                     25 DEGREES;
KWUN TONG                   26 DEGREES;
SHAM SHUI PO                26 DEGREES;
KAI TAK RUNWAY PARK         26 DEGREES;
YUEN LONG PARK              26 DEGREES;
TAI MEI TUK                 26 DEGREES.

 

BETWEEN 12:45 AND 1:45 P.M., LIGHTNING WAS DETECTED OVER
ALL REGIONS. THE RAINFALL RECORDED IN VARIOUS REGIONS WERE:

 

 
SOUTHERN DISTRICT                4 TO 35 MM;
ISLANDS DISTRICT                 0 TO 22 MM;
EASTERN DISTRICT                 1 TO 19 MM;
SAI KUNG                         0 TO 11 MM;
CENTRAL & WESTERN DISTRICT        1 TO 4 MM;
KWUN TONG                         0 TO 4 MM;
KWAI TSING                        1 TO 2 MM;
NORTH DISTRICT                    0 TO 2 MM;
TAI PO                            0 TO 2 MM;
WAN CHAI                          1 TO 2 MM;
YUEN LONG                         0 TO 2 MM;
SHA TIN                           0 TO 1 MM;
TSUEN WAN                         0 TO 1 MM;
TUEN MUN                          0 TO 1 MM;
SHAM SHUI PO                           1 MM.

 

HERE IS THE INFORMATION ON TROPICAL DEPRESSION MITAG AT
NOON:
LOCATION: 23.5 DEGREES NORTH, 113.8 DEGREES EAST.

DISPATCHED BY HONG KONG OBSERVATORY AT 14:02 HKT ON 20.09.2025