HOURLY READINGS


 

AT 3 P.M. AT THE HONG KONG OBSERVATORY THE AIR TEMPERATURE
WAS 26 DEGREES CELSIUS AND THE RELATIVE HUMIDITY 93 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.

 

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.

THOUGH RAINSTORM WARNING HAS BEEN CANCELLED, PEOPLE SHOULD
STAY ALERT TO THE DANGER THAT MAY BE BROUGHT ABOUT BY RIVER
FLOODING.

 

PLEASE BE REMINDED THAT:

 

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.
AMBER RAINSTORM WARNING SIGNAL WAS CANCELLED AT 3:10 P.M.

 

THE AIR TEMPERATURES AT OTHER PLACES WERE:

 

KING'S PARK                 25 DEGREES;
WONG CHUK HANG              25 DEGREES;
TA KWU LING                 27 DEGREES;
LAU FAU SHAN                26 DEGREES;
TAI PO                      26 DEGREES;
SHA TIN                     26 DEGREES;
TUEN MUN                    26 DEGREES;
TSEUNG KWAN O               25 DEGREES;
SAI KUNG                    26 DEGREES;
CHEUNG CHAU                 25 DEGREES;
CHEK LAP KOK                27 DEGREES;
TSING YI                    25 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                25 DEGREES;
HAPPY VALLEY                // DEGREES;
WONG TAI SIN                26 DEGREES;
STANLEY                     25 DEGREES;
KWUN TONG                   25 DEGREES;
SHAM SHUI PO                25 DEGREES;
KAI TAK RUNWAY PARK         26 DEGREES;
YUEN LONG PARK              26 DEGREES;
TAI MEI TUK                 26 DEGREES.

 

BETWEEN 1:45 AND 2:45 P.M., LIGHTNING WAS DETECTED WITHIN
LANTAU, NEW TERRITORIES WEST, HONG KONG AND KOWLOON. THE
RAINFALL RECORDED IN VARIOUS REGIONS WERE:

 

 
SOUTHERN DISTRICT                3 TO 23 MM;
SAI KUNG                         0 TO 22 MM;
EASTERN DISTRICT                 3 TO 20 MM;
ISLANDS DISTRICT                  0 TO 7 MM;
KWUN TONG                         2 TO 6 MM;
CENTRAL & WESTERN DISTRICT        0 TO 4 MM;
WAN CHAI                          2 TO 4 MM;
KWAI TSING                        1 TO 2 MM;
SHA TIN                           1 TO 2 MM;
TAI PO                            1 TO 2 MM;
TSUEN WAN                         1 TO 2 MM;
YUEN LONG                         0 TO 2 MM;
YAU TSIM MONG                     1 TO 2 MM;
SHAM SHUI PO                      1 TO 2 MM;
KOWLOON CITY                      1 TO 2 MM;
NORTH DISTRICT                    0 TO 1 MM;
TUEN MUN                          0 TO 1 MM;
WONG TAI SIN                           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 15:15 HKT ON 20.09.2025