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2025

19/08/2025
At noon at the Hong Kong Observatory : Air temperature : 27 degrees Celsius Relative Humidity : 95 per cent During the past hour the mean UV Index recorded at King's Park : 0.4 Intensity of UV radiation : low Though rainstorm warning has been cancelled, there will still be more showers at first, people should take note of the latest weather information and 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 1:30 p.m. today. Isolated thunderstorms are expected to occur over New Territories East. The air temperatures at other places were: Hong Kong Observatory27 degrees ; King's Park26 degrees ; Wong Chuk Hang27 degrees ; Ta Kwu Ling25 degrees ; Lau Fau Shan26 degrees ; Tai Po25 degrees ; Sha Tin25 degrees ; Tuen Mun26 degrees ; Tseung Kwan O26 degrees ; Sai Kung26 degrees ; Cheung Chau27 degrees ; Chek Lap Kok28 degrees ; Tsing Yi26 degrees ; Shek Kong26 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley26 degrees ; Hong Kong Park26 degrees ; Shau Kei Wan27 degrees ; Kowloon City26 degrees ; Happy Valley27 degrees ; Wong Tai Sin26 degrees ; Stanley27 degrees ; Kwun Tong27 degrees ; Sham Shui Po26 degrees ; Kai Tak Runway Park27 degrees ; Yuen Long Park26 degrees ; Tai Mei Tuk25 degrees . Between 10:45 and 11:45 a.m., lightning was detected within New Territories East and New Territories West. The rainfall recorded in various regions were: Sha Tin2 to 16 mm; Sham Shui Po2 mm; Kwai Tsing1 to 3 mm; Tsuen Wan1 to 2 mm; Tai Po1 to 13 mm; Yau Tsim Mong1 to 11 mm; Sai Kung0 to 7 mm; North District0 to 5 mm; Islands District0 to 4 mm; Central & Western District0 to 2 mm; Kowloon City0 to 16 mm; Tuen Mun0 to 1 mm; Wong Tai Sin0 to 1 mm; Yuen Long0 to 1 mm. 68.3 millimetres of rainfall were recorded at the Hong Kong Observatory between midnight last night and midday today.
19/08/2025
At 9 a.m. at the Hong Kong Observatory : Air temperature : 27 degrees Celsius Relative Humidity : 96 per cent During the past hour the mean UV Index recorded at King's Park : 0.2 Intensity of UV radiation : low Please be reminded that:The Amber Rainstorm Warning Signal was issued at 9:41 a.m.The Thunderstorm Warning has been issued. It will remain effective until 10:30 a.m. today. A few squally thunderstorms are expected to occur over Hong Kong. The air temperatures at other places were: Hong Kong Observatory27 degrees ; King's Park27 degrees ; Wong Chuk Hang27 degrees ; Ta Kwu Ling26 degrees ; Lau Fau Shan26 degrees ; Tai Po27 degrees ; Sha Tin27 degrees ; Tuen Mun27 degrees ; Tseung Kwan O27 degrees ; Sai Kung27 degrees ; Cheung Chau26 degrees ; Chek Lap Kok28 degrees ; Tsing Yi26 degrees ; Shek Kong27 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley26 degrees ; Hong Kong Park27 degrees ; Shau Kei Wan27 degrees ; Kowloon City26 degrees ; Happy Valley28 degrees ; Wong Tai Sin27 degrees ; Stanley27 degrees ; Kwun Tong27 degrees ; Sham Shui Po27 degrees ; Kai Tak Runway Park28 degrees ; Yuen Long Park26 degrees ; Tai Mei Tuk26 degrees . Between 7:45 and 8:45 a.m., lightning was detected within New Territories East, New Territories West, Hong Kong and Kowloon. The rainfall recorded in various regions were: Yau Tsim Mong9 to 11 mm; Sham Shui Po7 to 8 mm; Wong Tai Sin7 to 11 mm; Sha Tin6 to 13 mm; Kwai Tsing4 to 7 mm; Kowloon City3 to 9 mm; Tai Po2 to 8 mm; Wan Chai2 to 8 mm; Eastern District1 to 6 mm; North District1 to 20 mm; Kwun Tong1 to 2 mm; Central & Western District0 to 8 mm; Tsuen Wan0 to 4 mm; Southern District0 to 3 mm; Yuen Long0 to 3 mm; Islands District0 to 2 mm; Sai Kung0 to 11 mm. Between midnight and 9 a.m. the minimum temperature was 26.6 degrees Celsius at the Hong Kong Observatory.
19/08/2025
At 6 a.m. at the Hong Kong Observatory : Air temperature : 27 degrees Celsius Relative Humidity : 94 per cent Areas of thundery showers associated with an active southerly airstream are affecting the vicinity of the Pearl River Estuary. Showers are expected to be heavy over parts of the territory in the next couple of hours. Members of the public should be aware of the change in weather. Violent gusts reaching 90 kilometres per hour or above may continue to affect Hong Kong. Members of public should seek safe shelter immediately. Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until 8:30 a.m. today. A few severe squally thunderstorms are expected to occur over Hong Kong. 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 Tin28 degrees ; Tuen Mun27 degrees ; Tseung Kwan O27 degrees ; Sai Kung28 degrees ; Cheung Chau27 degrees ; Chek Lap Kok29 degrees ; Tsing Yi28 degrees ; Shek Kong28 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley26 degrees ; Hong Kong Park27 degrees ; Shau Kei Wan27 degrees ; Kowloon City26 degrees ; Happy Valley28 degrees ; Wong Tai Sin27 degrees ; Stanley27 degrees ; Kwun Tong27 degrees ; Sham Shui Po27 degrees ; Kai Tak Runway Park28 degrees ; Yuen Long Park27 degrees ; Tai Mei Tuk27 degrees . Between 4:45 and 5:45 a.m., lightning was detected within New Territories West. The rainfall recorded in various regions were: Yau Tsim Mong3 to 4 mm; Kwun Tong2 to 7 mm; Wan Chai2 to 7 mm; Sham Shui Po1 to 2 mm; Sha Tin0 to 8 mm; Central & Western District0 to 5 mm; Sai Kung0 to 5 mm; Kowloon City0 to 4 mm; Southern District0 to 4 mm; Wong Tai Sin0 to 4 mm; Tuen Mun0 to 3 mm; North District0 to 23 mm; Eastern District0 to 2 mm; Tai Po0 to 15 mm; Islands District0 to 1 mm; Kwai Tsing0 to 1 mm; Yuen Long0 to 1 mm. Here is the information on Tropical Depression at 5 a.m.: Location: 21.3 degrees north, 107.5 degrees east.
19/08/2025
At 3 a.m. at the Hong Kong Observatory : Air temperature : 27 degrees Celsius Relative Humidity : 94 per cent Intense gusts reaching 70 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 Thunderstorm Warning has been issued. It will remain effective until 6:00 a.m. today. A few squally thunderstorms are expected to occur over Hong Kong. The air temperatures at other places were: Hong Kong Observatory27 degrees ; King's Park26 degrees ; Wong Chuk Hang27 degrees ; Ta Kwu Ling27 degrees ; Lau Fau Shan26 degrees ; Tai Po27 degrees ; Sha Tin28 degrees ; Tuen Mun27 degrees ; Tseung Kwan O26 degrees ; Sai Kung28 degrees ; Cheung Chau26 degrees ; Chek Lap Kok27 degrees ; Tsing Yi27 degrees ; Shek Kong27 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley26 degrees ; Hong Kong Park27 degrees ; Shau Kei Wan26 degrees ; Kowloon City26 degrees ; Happy Valley27 degrees ; Wong Tai Sin27 degrees ; Stanley27 degrees ; Kwun Tong26 degrees ; Sham Shui Po27 degrees ; Kai Tak Runway Park27 degrees ; Yuen Long Park27 degrees ; Tai Mei Tuk27 degrees . Between 1:45 and 2:45 a.m., lightning was detected within Lantau. The rainfall recorded in various regions were: Wan Chai5 to 9 mm; Eastern District3 to 8 mm; Southern District1 to 5 mm; Kwun Tong1 to 3 mm; Islands District0 to 7 mm; Sai Kung0 to 7 mm; Central & Western District0 to 3 mm; North District0 to 3 mm; Tai Po0 to 2 mm; Tsuen Wan0 to 2 mm; Yau Tsim Mong0 to 2 mm; Kowloon City0 to 1 mm; Kwai Tsing0 to 1 mm; Yuen Long0 to 1 mm. Here is the information on Tropical Depression at 3 a.m.: Location: 21.0 degrees north, 107.6 degrees east.
19/08/2025
At midnight at the Hong Kong Observatory : Air temperature : 27 degrees Celsius Relative Humidity : 93 per cent Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until 3:00 a.m. today. A few squally thunderstorms are expected to occur over Hong Kong. The air temperatures at other places were: Hong Kong Observatory27 degrees ; King's Park27 degrees ; Wong Chuk Hang27 degrees ; Ta Kwu Ling27 degrees ; Lau Fau Shan25 degrees ; Tai Po27 degrees ; Sha Tin28 degrees ; Tuen Mun26 degrees ; Tseung Kwan O27 degrees ; Sai Kung28 degrees ; Cheung Chau26 degrees ; Chek Lap Kok27 degrees ; Tsing Yi27 degrees ; Shek Kong27 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley26 degrees ; Hong Kong Park26 degrees ; Shau Kei Wan27 degrees ; Kowloon City27 degrees ; Happy Valley28 degrees ; Wong Tai Sin27 degrees ; Stanley27 degrees ; Kwun Tong27 degrees ; Sham Shui Po27 degrees ; Kai Tak Runway Park28 degrees ; Yuen Long Park26 degrees ; Tai Mei Tuk27 degrees . Between 10:45 and 11:45 p.m., the rainfall recorded in various regions were: Central & Western District1 to 2 mm; Sha Tin1 to 2 mm; Sham Shui Po1 to 2 mm; Wan Chai1 to 2 mm; Wong Tai Sin1 to 2 mm; Yau Tsim Mong1 to 2 mm; Kowloon City1 mm; Kwai Tsing1 mm; North District0 to 3 mm; Sai Kung0 to 3 mm; Tai Po0 to 3 mm; Southern District0 to 2 mm; Eastern District0 to 1 mm; Kwun Tong0 to 1 mm; Tsuen Wan0 to 1 mm; Yuen Long0 to 1 mm. Here is the information on Tropical Depression at 11:00 p.m. yesterday: Location: 20.4 degrees north, 107.7 degrees east.
18/08/2025
At 9 p.m. at the Hong Kong Observatory : Air temperature : 26 degrees Celsius Relative Humidity : 94 per cent Widespread heavy rain may affect Hong Kong shortly. Members of the public should be on the alert. Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until 12:30 a.m. tomorrow. A few squally thunderstorms are expected to occur over Hong Kong. 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 Tin26 degrees ; Tuen Mun26 degrees ; Tseung Kwan O25 degrees ; Sai Kung26 degrees ; Cheung Chau25 degrees ; Chek Lap Kok27 degrees ; Tsing Yi26 degrees ; Shek Kong26 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley25 degrees ; Hong Kong Park26 degrees ; Shau Kei Wan26 degrees ; Kowloon City26 degrees ; Happy Valley26 degrees ; Wong Tai Sin26 degrees ; Stanley26 degrees ; Kwun Tong26 degrees ; Sham Shui Po26 degrees ; Kai Tak Runway Park27 degrees ; Yuen Long Park26 degrees ; Tai Mei Tuk26 degrees . Between 7:45 and 8:45 p.m., lightning was detected within New Territories East. The rainfall recorded in various regions were: North District1 to 5 mm; Tsuen Wan1 to 2 mm; Yuen Long1 to 2 mm; Sai Kung0 to 33 mm; Southern District0 to 3 mm; Tai Po0 to 23 mm; Tuen Mun0 to 2 mm; Islands District0 to 13 mm; Eastern District0 to 1 mm; Kwai Tsing0 to 1 mm; Kwun Tong0 to 1 mm; Sha Tin0 to 1 mm; Wong Tai Sin0 to 1 mm. Here is the information on Tropical Depression at 8 p.m.: Location: 19.8 degrees north, 107.7 degrees east.
18/08/2025
At 6 p.m. at the Hong Kong Observatory : Air temperature : 27 degrees Celsius Relative Humidity : 92 per cent During the past hour the mean UV Index recorded at King's Park : 0.2 Intensity of UV radiation : low Widespread heavy rain may affect Hong Kong shortly. Members of the public should be on the alert. Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until 10:00 p.m. today. A few squally thunderstorms are expected to occur over Hong Kong. The air temperatures at other places were: Hong Kong Observatory27 degrees ; King's Park26 degrees ; Wong Chuk Hang26 degrees ; Ta Kwu Ling26 degrees ; Lau Fau Shan27 degrees ; Tai Po26 degrees ; Sha Tin26 degrees ; Tuen Mun26 degrees ; Tseung Kwan O25 degrees ; Sai Kung26 degrees ; Cheung Chau25 degrees ; Chek Lap Kok28 degrees ; Tsing Yi26 degrees ; Shek Kong27 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley26 degrees ; Hong Kong Park25 degrees ; Shau Kei Wan26 degrees ; Kowloon City26 degrees ; Happy Valley27 degrees ; Wong Tai Sin27 degrees ; Stanley26 degrees ; Kwun Tong26 degrees ; Sham Shui Po27 degrees ; Kai Tak Runway Park27 degrees ; Yuen Long Park27 degrees ; Tai Mei Tuk25 degrees . Between 4:45 and 5:45 p.m., lightning was detected within New Territories East. The rainfall recorded in various regions were: Sai Kung1 to 6 mm; Eastern District1 mm; North District0 to 7 mm; Sha Tin0 to 6 mm; Tai Po0 to 20 mm; Central & Western District0 to 1 mm; Islands District0 to 1 mm; Kowloon City0 to 1 mm; Kwai Tsing0 to 1 mm; Kwun Tong0 to 1 mm; Southern District0 to 1 mm; Tsuen Wan0 to 1 mm; Tuen Mun0 to 1 mm; Wan Chai0 to 1 mm; Wong Tai Sin0 to 1 mm; Yuen Long0 to 1 mm. Here is the information on Tropical Depression at 4 p.m.: Location: 19.4 degrees north, 107.8 degrees east.
18/08/2025
At 3 p.m. at the Hong Kong Observatory : Air temperature : 28 degrees Celsius Relative Humidity : 86 per cent During the past hour the mean UV Index recorded at King's Park : 2 Intensity of UV radiation : low Widespread heavy rain may affect Hong Kong shortly. Members of the public should be on the alert. Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until 4:30 p.m. today. A few squally thunderstorms are expected to occur over Hong Kong. The air temperatures at other places were: Hong Kong Observatory28 degrees ; King's Park27 degrees ; Wong Chuk Hang28 degrees ; Ta Kwu Ling27 degrees ; Lau Fau Shan28 degrees ; Tai Po27 degrees ; Sha Tin27 degrees ; Tuen Mun28 degrees ; Tseung Kwan O27 degrees ; Sai Kung27 degrees ; Cheung Chau26 degrees ; Chek Lap Kok29 degrees ; Tsing Yi28 degrees ; Shek Kong28 degrees ; Tsuen Wan Ho Koon26 degrees ; Tsuen Wan Shing Mun Valley27 degrees ; Hong Kong Park27 degrees ; Shau Kei Wan27 degrees ; Kowloon City27 degrees ; Happy Valley29 degrees ; Wong Tai Sin28 degrees ; Stanley28 degrees ; Kwun Tong27 degrees ; Kai Tak Runway Park28 degrees ; Yuen Long Park28 degrees ; Tai Mei Tuk26 degrees . Between 1:45 and 2:45 p.m., the rainfall recorded in various regions were: North District0 to 1 mm; Tai Po0 to 1 mm. Here is the information on Tropical Depression at 1 p.m.: Location: 19.2 degrees north, 107.9 degrees east.
18/08/2025
At noon at the Hong Kong Observatory : Air temperature : 27 degrees Celsius Relative Humidity : 91 per cent During the past hour the mean UV Index recorded at King's Park : 3 Intensity of UV radiation : moderate 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 2:00 p.m. today. Isolated squally thunderstorms are expected to occur over Hong Kong. The air temperatures at other places were: Hong Kong Observatory27 degrees ; King's Park27 degrees ; Wong Chuk Hang27 degrees ; Ta Kwu Ling27 degrees ; Lau Fau Shan26 degrees ; Tai Po27 degrees ; Sha Tin28 degrees ; Tuen Mun25 degrees ; Tseung Kwan O26 degrees ; Sai Kung27 degrees ; Cheung Chau25 degrees ; Chek Lap Kok27 degrees ; Tsing Yi27 degrees ; Shek Kong27 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley26 degrees ; Hong Kong Park26 degrees ; Shau Kei Wan26 degrees ; Kowloon City27 degrees ; Happy Valley28 degrees ; Wong Tai Sin28 degrees ; Stanley28 degrees ; Kwun Tong27 degrees ; Kai Tak Runway Park27 degrees ; Yuen Long Park26 degrees ; Tai Mei Tuk26 degrees . Between 10:45 and 11:45 a.m., the rainfall recorded in various regions were: Kwai Tsing4 to 9 mm; Yuen Long2 to 9 mm; Sha Tin2 to 7 mm; North District2 to 13 mm; Tuen Mun2 to 11 mm; Tsuen Wan1 to 8 mm; Sham Shui Po1 mm; Tai Po0 to 8 mm; Sai Kung0 to 6 mm; Islands District0 to 2 mm; Eastern District0 to 1 mm; Kowloon City0 to 1 mm; Kwun Tong0 to 1 mm; Wong Tai Sin0 to 1 mm. 61.2 millimetres of rainfall were recorded at the Hong Kong Observatory between midnight last night and midday today.Here is the information on Tropical Depression at noon: Location: 19.1 degrees north, 108.0 degrees east.
18/08/2025
At 9 a.m. at the Hong Kong Observatory : Air temperature : 27 degrees Celsius Relative Humidity : 92 per cent During the past hour the mean UV Index recorded at King's Park : 1 Intensity of UV radiation : low Widespread heavy rain may affect Hong Kong in a couple of hours. Members of the public should be on the alert. Please be reminded that:The Thunderstorm Warning has been issued. It will remain effective until noon today. A few squally thunderstorms are expected to occur over Hong Kong.The Strong Monsoon Signal has been issued. The air temperatures at other places were: Hong Kong Observatory27 degrees ; King's Park26 degrees ; Wong Chuk Hang27 degrees ; Ta Kwu Ling27 degrees ; Lau Fau Shan26 degrees ; Tai Po26 degrees ; Sha Tin27 degrees ; Tuen Mun26 degrees ; Tseung Kwan O26 degrees ; Sai Kung27 degrees ; Cheung Chau26 degrees ; Chek Lap Kok27 degrees ; Tsing Yi27 degrees ; Shek Kong26 degrees ; Tsuen Wan Ho Koon25 degrees ; Tsuen Wan Shing Mun Valley26 degrees ; Hong Kong Park26 degrees ; Shau Kei Wan27 degrees ; Kowloon City26 degrees ; Happy Valley28 degrees ; Wong Tai Sin27 degrees ; Stanley27 degrees ; Kwun Tong26 degrees ; Kai Tak Runway Park27 degrees ; Yuen Long Park26 degrees ; Tai Mei Tuk25 degrees . Between 7:45 and 8:45 a.m., the rainfall recorded in various regions were: Islands District0 to 1 mm; Tai Po0 to 1 mm. Between midnight and 9 a.m. the minimum temperature was 25.4 degrees Celsius at the Hong Kong Observatory.Here is the information on Tropical Depression at 8 a.m.: Location: 18.8 degrees north, 108.3 degrees east.

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