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2025
At
9 a.m.
at the Hong Kong Observatory :
Air temperature : 29 degrees Celsius
Relative Humidity : 86 per cent
During the past hour
the mean UV Index recorded at King's Park : 0.5
Intensity of UV radiation : low The band of intense thundery showers to the west of the Pearl River Estuary is moving eastwards gradually. It is expected to start affecting Hong Kong in the morning. Showers will be heavy at times with squally thunderstorms around noon. Members of the public should be aware of the change in weather. Please be reminded that: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 Landslip Warning has been issued. The air temperatures at other places were:
Hong Kong Observatory29 degrees ;
King's Park29 degrees ;
Wong Chuk Hang28 degrees ;
Ta Kwu Ling28 degrees ;
Lau Fau Shan28 degrees ;
Tai Po28 degrees ;
Sha Tin29 degrees ;
Tuen Mun29 degrees ;
Tseung Kwan O28 degrees ;
Sai Kung28 degrees ;
Chek Lap Kok30 degrees ;
Tsing Yi29 degrees ;
Shek Kong29 degrees ;
Tsuen Wan Ho Koon27 degrees ;
Tsuen Wan Shing Mun Valley28 degrees ;
Hong Kong Park28 degrees ;
Shau Kei Wan29 degrees ;
Happy Valley29 degrees ;
Wong Tai Sin29 degrees ;
Stanley29 degrees ;
Kwun Tong29 degrees ;
Sham Shui Po29 degrees ;
Kai Tak Runway Park30 degrees ;
Yuen Long Park28 degrees ;
Tai Mei Tuk27 degrees .
Between 7:45 and 8:45 a.m., the rainfall recorded in various regions were:
Yuen Long0 to 2 mm;
North District0 to 1 mm;
Tai Po0 to 1 mm.
Between midnight and 9 a.m. the minimum temperature was 25.5 degrees Celsius at the Hong Kong Observatory.
At
6 a.m.
at the Hong Kong Observatory :
Air temperature : 28 degrees Celsius
Relative Humidity : 92 per cent
Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until 7:00 a.m. today. A few squally thunderstorms are expected to occur over Hong Kong.The Landslip Warning has been issued. The air temperatures at other places were:
Hong Kong Observatory28 degrees ;
King's Park28 degrees ;
Wong Chuk Hang27 degrees ;
Ta Kwu Ling25 degrees ;
Lau Fau Shan26 degrees ;
Tai Po25 degrees ;
Sha Tin28 degrees ;
Tuen Mun27 degrees ;
Tseung Kwan O27 degrees ;
Sai Kung26 degrees ;
Chek Lap Kok29 degrees ;
Tsing Yi27 degrees ;
Shek Kong28 degrees ;
Tsuen Wan Ho Koon27 degrees ;
Tsuen Wan Shing Mun Valley26 degrees ;
Hong Kong Park27 degrees ;
Shau Kei Wan28 degrees ;
Happy Valley28 degrees ;
Wong Tai Sin27 degrees ;
Stanley28 degrees ;
Kwun Tong28 degrees ;
Sham Shui Po28 degrees ;
Kai Tak Runway Park29 degrees ;
Yuen Long Park27 degrees ;
Tai Mei Tuk26 degrees .
Between 4:45 and 5:45 a.m., the rainfall recorded in various regions were:
Islands District0 to 3 mm;
Tuen Mun0 to 1 mm.
At
3 a.m.
at the Hong Kong Observatory :
Air temperature : 26 degrees Celsius
Relative Humidity : 93 per cent
Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until 5:00 a.m. today. A few squally thunderstorms are expected to occur over Hong Kong.The Landslip Warning has been issued. The air temperatures at other places were:
Hong Kong Observatory26 degrees ;
King's Park26 degrees ;
Wong Chuk Hang25 degrees ;
Ta Kwu Ling25 degrees ;
Lau Fau Shan24 degrees ;
Tai Po25 degrees ;
Sha Tin25 degrees ;
Tuen Mun25 degrees ;
Tseung Kwan O25 degrees ;
Sai Kung25 degrees ;
Chek Lap Kok27 degrees ;
Tsing Yi25 degrees ;
Shek Kong25 degrees ;
Tsuen Wan Ho Koon23 degrees ;
Tsuen Wan Shing Mun Valley24 degrees ;
Hong Kong Park25 degrees ;
Shau Kei Wan26 degrees ;
Happy Valley26 degrees ;
Wong Tai Sin25 degrees ;
Stanley25 degrees ;
Kwun Tong26 degrees ;
Sham Shui Po25 degrees ;
Kai Tak Runway Park26 degrees ;
Yuen Long Park25 degrees ;
Tai Mei Tuk25 degrees .
Between 1:45 and 2:45 a.m., lightning was detected within New Territories East, Hong Kong and Kowloon. The rainfall recorded in various regions were:
North District0 to 1 mm.
At
midnight
at the Hong Kong Observatory :
Air temperature : 26 degrees Celsius
Relative Humidity : 94 per cent
Intense gusts reaching 80 kilometres per hour or above may continue to affect Hong Kong. Members of public should seek safe shelter as soon as possible. Please be reminded that:The Amber Rainstorm Warning Signal has been issued.The Thunderstorm Warning has been issued. It will remain effective until 2:00 a.m. today. Squally thunderstorms are expected to occur over Hong Kong.The Landslip Warning has been issued. The air temperatures at other places were:
Hong Kong Observatory26 degrees ;
King's Park26 degrees ;
Wong Chuk Hang26 degrees ;
Ta Kwu Ling25 degrees ;
Lau Fau Shan25 degrees ;
Tai Po26 degrees ;
Sha Tin27 degrees ;
Tuen Mun25 degrees ;
Tseung Kwan O28 degrees ;
Sai Kung28 degrees ;
Chek Lap Kok26 degrees ;
Tsing Yi25 degrees ;
Shek Kong25 degrees ;
Tsuen Wan Ho Koon24 degrees ;
Tsuen Wan Shing Mun Valley25 degrees ;
Hong Kong Park25 degrees ;
Shau Kei Wan27 degrees ;
Happy Valley26 degrees ;
Wong Tai Sin27 degrees ;
Stanley26 degrees ;
Kwun Tong27 degrees ;
Sham Shui Po25 degrees ;
Kai Tak Runway Park26 degrees ;
Yuen Long Park25 degrees ;
Tai Mei Tuk26 degrees .
Between 10:45 and 11:45 p.m., lightning was detected over all regions. The rainfall recorded in various regions were:
Sham Shui Po7 to 13 mm;
Kwai Tsing6 to 13 mm;
Tsuen Wan5 to 15 mm;
Tuen Mun2 to 17 mm;
Yuen Long2 to 15 mm;
Sha Tin2 to 11 mm;
Central & Western District0 to 6 mm;
Southern District0 to 5 mm;
North District0 to 22 mm;
Kowloon City0 to 2 mm;
Wong Tai Sin0 to 2 mm;
Islands District0 to 14 mm;
Tai Po0 to 10 mm;
Sai Kung0 to 1 mm;
Yau Tsim Mong0 to 1 mm.
At
9 p.m.
at the Hong Kong Observatory :
Air temperature : 29 degrees Celsius
Relative Humidity : 88 per cent
Under the influence of the active southwest monsoon and upper-air disturbances, areas of intense thundery showers are developing to the west of the Pearl River Estuary and edging closer to Hong Kong. Heavy showers may affect the territory in the next couple of hours. Members of the public should be aware of the change in weather. Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until 10:00 p.m. today. A few thunderstorms are expected to occur over Lantau, New Territories.The Landslip Warning has been issued. The air temperatures at other places were:
Hong Kong Observatory29 degrees ;
King's Park28 degrees ;
Wong Chuk Hang28 degrees ;
Ta Kwu Ling26 degrees ;
Lau Fau Shan27 degrees ;
Tai Po27 degrees ;
Sha Tin28 degrees ;
Tuen Mun29 degrees ;
Tseung Kwan O27 degrees ;
Sai Kung27 degrees ;
Chek Lap Kok30 degrees ;
Tsing Yi29 degrees ;
Shek Kong29 degrees ;
Tsuen Wan Ho Koon27 degrees ;
Tsuen Wan Shing Mun Valley27 degrees ;
Hong Kong Park28 degrees ;
Shau Kei Wan28 degrees ;
Happy Valley29 degrees ;
Wong Tai Sin28 degrees ;
Stanley28 degrees ;
Kwun Tong28 degrees ;
Sham Shui Po29 degrees ;
Kai Tak Runway Park28 degrees ;
Yuen Long Park28 degrees ;
Tai Mei Tuk26 degrees .
Between 7:45 and 8:45 p.m., the rainfall recorded in various regions were:
Kowloon City0 to 1 mm;
North District0 to 1 mm;
Tuen Mun0 to 1 mm.
At
6 p.m.
at the Hong Kong Observatory :
Air temperature : 29 degrees Celsius
Relative Humidity : 90 per cent
During the past hour
the mean UV Index recorded at King's Park : 0.2
Intensity of UV radiation : low The Observatory issued the Amber Rainstorm Warning Signal to replace the Black Rainstorm Warning Signal at 5:05 p.m. The Amber Rainstorm Warning Signal is expected to remain in force in the next couple of hours. Under the influence of the southwesterly airstream, there will still be showers locally tomorrow morning (6 August). Showers will be heavy at times at first. Members of the public please pay attention to the latest weather information before going out tomorrow morning. Please be reminded that:The Amber Rainstorm Warning Signal has been issued.The Thunderstorm Warning has been issued. It will remain effective until 8:00 p.m. today. A few thunderstorms are expected to occur over New Territories East.The Landslip Warning has been issued. The air temperatures at other places were:
Hong Kong Observatory29 degrees ;
King's Park28 degrees ;
Wong Chuk Hang28 degrees ;
Ta Kwu Ling26 degrees ;
Lau Fau Shan27 degrees ;
Tai Po26 degrees ;
Sha Tin27 degrees ;
Tuen Mun27 degrees ;
Tseung Kwan O27 degrees ;
Sai Kung26 degrees ;
Chek Lap Kok30 degrees ;
Tsing Yi28 degrees ;
Shek Kong28 degrees ;
Tsuen Wan Ho Koon27 degrees ;
Tsuen Wan Shing Mun Valley27 degrees ;
Hong Kong Park28 degrees ;
Shau Kei Wan28 degrees ;
Happy Valley29 degrees ;
Wong Tai Sin28 degrees ;
Stanley28 degrees ;
Kwun Tong28 degrees ;
Sham Shui Po28 degrees ;
Kai Tak Runway Park29 degrees ;
Yuen Long Park27 degrees ;
Tai Mei Tuk26 degrees .
Between 4:45 and 5:45 p.m., lightning was detected within New Territories East. The rainfall recorded in various regions were:
Tai Po0 to 6 mm;
North District0 to 5 mm;
Sai Kung0 to 4 mm;
Kwun Tong0 to 1 mm;
Tsuen Wan0 to 1 mm;
Yuen Long0 to 1 mm.
At
3 p.m.
at the Hong Kong Observatory :
Air temperature : 27 degrees Celsius
Relative Humidity : 94 per cent
During the past hour
the mean UV Index recorded at King's Park : 0.6
Intensity of UV radiation : low The local weather is adverse. Persistent rainstorm will cause serious road flooding and traffic congestion. Members of the public are advised to take shelter in a safe place. Heavy rain may bring flash floods, and flooding may also occur in watercourses. Members of the public should take note of the latest weather information from the Observatory, and listen to radio or watch television for traffic conditions. Areas of intense thundery showers associated with active southwest monsoon and upper-air disturbances still continue to affect Hong Kong and the vicinity of the Pearl River Estuary. According to the present assessment, the Black Rainstorm Warning Signal will remain in force at least until 5 p.m. Members of the public are advised to continue to seek safe shelter and remain there until heavy rain is over. We will continue to monitor the weather situation, and make announcement in due course to enable members of the public to make arrangements as soon as possible. The Emergency Monitoring and Support Centre of the HKSAR government will continue to monitor the overall situation in Hong Kong when the Black Rainstorm Warning Signal is in force. 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 Black Rainstorm Warning Signal has been issued.The Thunderstorm Warning has been issued. It will remain effective until 6:00 p.m. today. Severe 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:
Hong Kong Observatory27 degrees ;
King's Park26 degrees ;
Wong Chuk Hang27 degrees ;
Ta Kwu Ling26 degrees ;
Lau Fau Shan26 degrees ;
Tai Po26 degrees ;
Sha Tin26 degrees ;
Tuen Mun27 degrees ;
Tseung Kwan O26 degrees ;
Sai Kung26 degrees ;
Chek Lap Kok29 degrees ;
Tsing Yi26 degrees ;
Shek Kong26 degrees ;
Tsuen Wan Ho Koon26 degrees ;
Tsuen Wan Shing Mun Valley26 degrees ;
Hong Kong Park26 degrees ;
Shau Kei Wan27 degrees ;
Happy Valley27 degrees ;
Wong Tai Sin26 degrees ;
Stanley27 degrees ;
Kwun Tong26 degrees ;
Sham Shui Po26 degrees ;
Kai Tak Runway Park26 degrees ;
Yuen Long Park26 degrees ;
Tai Mei Tuk25 degrees .
Between 1:45 and 2:45 p.m., lightning was detected over all regions. The rainfall recorded in various regions were:
Kwai Tsing9 to 17 mm;
Wan Chai8 to 10 mm;
Tsuen Wan7 to 25 mm;
Wong Tai Sin6 to 8 mm;
Sha Tin5 to 17 mm;
Tai Po4 to 21 mm;
Kowloon City4 to 16 mm;
Yau Tsim Mong3 to 9 mm;
North District3 to 7 mm;
Sham Shui Po3 to 4 mm;
Central & Western District2 to 11 mm;
Sai Kung18 to 59 mm;
Kwun Tong17 to 29 mm;
Eastern District13 to 33 mm;
Tuen Mun1 to 3 mm;
Yuen Long0 to 7 mm;
Islands District0 to 6 mm;
Southern District0 to 25 mm.
At
noon
at the Hong Kong Observatory :
Air temperature : 25 degrees Celsius
Relative Humidity : 94 per cent
During the past hour
the mean UV Index recorded at King's Park : 0.1
Intensity of UV radiation : low The local weather is adverse. Persistent rainstorm will cause serious road flooding and traffic congestion. Members of the public are advised to take shelter in a safe place. Heavy rain may bring flash floods, and flooding may also occur in watercourses. Members of the public should take note of the latest weather information from the Observatory, and listen to radio or watch television for traffic conditions. According to the present assessment, the Black Rainstorm Warning Signal will remain in force at least until 3 p.m. Areas of intense thundery showers associated with active southwest monsoon and upper-air disturbances continue to affect Hong Kong and the vicinity of the Pearl River Estuary. Members of the public are advised to continue to seek safe shelter and remain there until heavy rain is over. We will continue to monitor the weather situation, and make announcement in due course to enable members of the public to make arrangements as soon as possible. The Emergency Monitoring and Support Centre of the HKSAR government will continue to monitor the overall situation in Hong Kong when the Black Rainstorm Warning Signal is in force. 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 Black Rainstorm Warning Signal has been issued.The Thunderstorm Warning has been issued. It will remain effective until 4:00 p.m. today. Severe 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:
Hong Kong Observatory25 degrees ;
King's Park24 degrees ;
Wong Chuk Hang25 degrees ;
Ta Kwu Ling24 degrees ;
Lau Fau Shan24 degrees ;
Tai Po24 degrees ;
Sha Tin24 degrees ;
Tuen Mun25 degrees ;
Tseung Kwan O24 degrees ;
Sai Kung25 degrees ;
Chek Lap Kok27 degrees ;
Tsing Yi24 degrees ;
Shek Kong24 degrees ;
Tsuen Wan Ho Koon24 degrees ;
Tsuen Wan Shing Mun Valley24 degrees ;
Hong Kong Park25 degrees ;
Shau Kei Wan25 degrees ;
Happy Valley25 degrees ;
Wong Tai Sin24 degrees ;
Stanley24 degrees ;
Kwun Tong24 degrees ;
Sham Shui Po24 degrees ;
Kai Tak Runway Park25 degrees ;
Yuen Long Park25 degrees ;
Tai Mei Tuk24 degrees .
Between 10:45 and 11:45 a.m., lightning was detected over all regions. The rainfall recorded in various regions were:
Kwun Tong9 to 26 mm;
Southern District8 to 29 mm;
Wong Tai Sin7 to 8 mm;
Yau Tsim Mong7 to 10 mm;
Central & Western District6 to 27 mm;
Sai Kung5 to 29 mm;
Kowloon City5 to 16 mm;
Sham Shui Po4 to 5 mm;
Tuen Mun3 to 4 mm;
Wan Chai24 to 37 mm;
North District2 to 5 mm;
Kwai Tsing2 to 4 mm;
Tsuen Wan2 to 4 mm;
Islands District2 to 30 mm;
Sha Tin2 to 3 mm;
Yuen Long2 to 3 mm;
Eastern District18 to 27 mm;
Tai Po1 to 8 mm.
327.1 millimetres of rainfall were recorded at the Hong Kong Observatory between midnight last night and midday today.
At
9 a.m.
at the Hong Kong Observatory :
Air temperature : 25 degrees Celsius
Relative Humidity : 97 per cent
The local weather is adverse. Persistent rainstorm will cause serious road flooding and traffic congestion. Members of the public are advised to take shelter in a safe place. Heavy rain may bring flash floods, and flooding may also occur in watercourses. Members of the public should take note of the latest weather information from the Observatory, and listen to radio or watch television for traffic conditions. The Black Rainstorm Warning Signal will at least remain in force until 11 a.m. Areas of intense thundery showers associated with active southwest monsoon and upper-air disturbances continue to affect Hong Kong and the vicinity of the Pearl River Estuary. Members of the public are advised to continue to seek safe shelter and remain there until heavy rain is over. Violent gusts reaching 100 kilometres per hour or above may affect Hong Kong. Members of public should seek safe shelter immediately. Please be reminded that:The Black Rainstorm Warning Signal has been issued.The Thunderstorm Warning has been issued. It will remain effective until noon today. Severe 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:
Hong Kong Observatory25 degrees ;
King's Park25 degrees ;
Wong Chuk Hang25 degrees ;
Ta Kwu Ling25 degrees ;
Lau Fau Shan25 degrees ;
Tai Po25 degrees ;
Sha Tin25 degrees ;
Tuen Mun25 degrees ;
Tseung Kwan O25 degrees ;
Sai Kung25 degrees ;
Cheung Chau25 degrees ;
Chek Lap Kok26 degrees ;
Tsing Yi25 degrees ;
Shek Kong25 degrees ;
Tsuen Wan Ho Koon24 degrees ;
Tsuen Wan Shing Mun Valley25 degrees ;
Hong Kong Park25 degrees ;
Shau Kei Wan25 degrees ;
Happy Valley25 degrees ;
Wong Tai Sin25 degrees ;
Stanley25 degrees ;
Kwun Tong25 degrees ;
Sham Shui Po25 degrees ;
Kai Tak Runway Park25 degrees ;
Yuen Long Park25 degrees ;
Tai Mei Tuk24 degrees .
Between 7:45 and 8:45 a.m., lightning was detected over all regions. The rainfall recorded in various regions were:
Southern District9 to 61 mm;
Sai Kung9 to 53 mm;
Sha Tin8 to 19 mm;
Islands District6 to 90 mm;
Kwun Tong51 to 57 mm;
Yau Tsim Mong45 to 59 mm;
Central & Western District44 to 76 mm;
Wan Chai43 to 59 mm;
Eastern District42 to 56 mm;
Wong Tai Sin40 to 59 mm;
Tai Po3 to 8 mm;
Kowloon City29 to 59 mm;
Sham Shui Po16 to 25 mm;
Kwai Tsing12 to 23 mm;
Tuen Mun10 to 39 mm;
Tsuen Wan10 to 30 mm;
North District1 to 7 mm;
Yuen Long1 to 17 mm.
Between midnight and 9 a.m. the minimum temperature was 24.1 degrees Celsius at the Hong Kong Observatory.
At
6 a.m.
at the Hong Kong Observatory :
Air temperature : 27 degrees Celsius
Relative Humidity : 88 per cent
The local weather is adverse. Persistent rainstorm will cause serious road flooding and traffic congestion. Members of the public are advised to take shelter in a safe place. Heavy rain may bring flash floods, and flooding may also occur in watercourses. Members of the public should take note of the latest weather information from the Observatory, and listen to radio or watch television for traffic conditions. There is severe rainstorm in North District, Tsuen Wan and Tai Po 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 100 millimetres in the above regions.
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 100 kilometres per hour or above may affect Hong Kong. Members of public should seek safe shelter immediately. Please be reminded that:The Black Rainstorm Warning Signal has been issued.The Thunderstorm Warning has been issued. It will remain effective until 9:00 a.m. today. Severe 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:
Hong Kong Observatory27 degrees ;
King's Park27 degrees ;
Wong Chuk Hang29 degrees ;
Ta Kwu Ling24 degrees ;
Lau Fau Shan25 degrees ;
Tai Po25 degrees ;
Sha Tin25 degrees ;
Tuen Mun25 degrees ;
Tseung Kwan O26 degrees ;
Sai Kung25 degrees ;
Cheung Chau27 degrees ;
Chek Lap Kok24 degrees ;
Tsing Yi24 degrees ;
Shek Kong25 degrees ;
Tsuen Wan Ho Koon24 degrees ;
Tsuen Wan Shing Mun Valley25 degrees ;
Hong Kong Park27 degrees ;
Shau Kei Wan28 degrees ;
Happy Valley28 degrees ;
Wong Tai Sin25 degrees ;
Stanley28 degrees ;
Kwun Tong28 degrees ;
Sham Shui Po25 degrees ;
Kai Tak Runway Park29 degrees ;
Yuen Long Park25 degrees ;
Tai Mei Tuk25 degrees .
Between 4:45 and 5:45 a.m., lightning was detected over all regions. The rainfall recorded in various regions were:
Sham Shui Po8 to 13 mm;
North District7 to 101 mm;
Wong Tai Sin6 to 15 mm;
Tuen Mun35 to 53 mm;
Tsuen Wan29 to 85 mm;
Yuen Long29 to 45 mm;
Sha Tin27 to 50 mm;
Kwai Tsing26 to 52 mm;
Tai Po22 to 107 mm;
Yau Tsim Mong2 to 4 mm;
Kowloon City1 to 7 mm;
Sai Kung0 to 53 mm;
Kwun Tong0 to 5 mm;
Central & Western District0 to 4 mm;
Islands District0 to 24 mm;
Eastern District0 to 1 mm;
Wan Chai0 to 1 mm.