Gregorian/Lunar Calendar
Traditional Chinese Simplified Chinese
What's New RSS

What's New

Dec 2018

Hong Kong Observatory launches real-time weather photos at International Commerce Centre (13 December 2018)
Overview of Tropical Cyclones in October 2018 (10 December 2018)
HKO and SCHSA remind public on precautions against cold weather (7 December 2018)
"Cool Met Stuff" : Awaiting Meteor Shower (7 December 2018)
Hong Kong Observatory Calendar 2019 on sale (6 December 2018)
The Weather of November 2018 - A gloomy and warm November (4 December 2018)



Nov 2018

"Cool Met Stuff" : "Special Series for Mangkhut : Storm Surge (I)" (30 November 2018)
HKO e-Bulletin on Educational Resources Issue No.56 (30 November 2018)
“1-Minute Weather” Time-lapse Video Competition launched (29 November 2018)
"Cool Met Stuff" : Tutorial on History of the Observatory (23 November 2018)
HKO News Bulletin for the Aviation Community Issue No.39 (22 November 2018)
"Cool Met Stuff" : "Special Series for Mangkhut : Inside the Record Breaking Typhoon" (16 November 2018)
Tropical Storm Barijat (1823) (15 November 2018)
Overview of Tropical Cyclones in September 2018 (15 November 2018)
The latest issue of Friends of the Observatory Chinese newsletter has been published (12 November 2018)
"Cool Met Stuff" : "Special Series for Mangkhut : Record Breaking Typhoon" (9 November 2018)
"Cool Met Stuff" : Huangmaozhou - Outpost for Typhoons (2 November 2018)
The Weather of October 2018 - A slightly cooler October (2 November 2018)
Data from Tai O Tide Station added to "Tidal Information" webpage (2 November 2018)



Oct 2018

"Cool Met Stuff" : Waglan Island - Before and after Mangkhut (26 October 2018)
Summary of Environmental Radiation Monitoring in Hong Kong 2017 (25 October 2018)
"Cool Met Stuff" : Why is Rainfall Measured in Millimetres? (19 October 2018)
Special Report on Global Warming of 1.5℃ (16 October 2018)
"Cool Met Stuff" : How can a "coloured band" be used for tropical cyclone track forecast? (12 October 2018)
Severe Tropical Storm Bebinca (1816) (10 October 2018)
Overview of Tropical Cyclones in August 2018 (10 October 2018)
"Cool Met Stuff" : Why would check-in luggage sometimes arrive late? (5 October 2018)
The Weather of September 2018 - A September with the strike of Mangkhut (3 October 2018)
HKO signs MoU with WMO to strengthen meteorological co-operation (2 October 2018)



Sep 2018

"Cool Met Stuff" : Can an aircraft take off during Tropical Cyclone Warning Signal No. 8 ? (Part 2) (28 September 2018)
"Cool Met Stuff" : Green Sea Turtle and Cricket (21 September 2018)
"Cool Met Stuff" : Typhoon Hazards: Strong Winds, Heavy Rain, High Seas (14 September 2018)
HKO enhances meteorological co-operation with ASEAN countries (13 September 2018)
The Observatory launches the “Regional Information on Heavy Rain and Thunderstorm” webpage (11 September 2018)
Moon watching tips for Mid-Autumn Festival 2018 (10 September 2018)
"Cool Met Stuff" : Fujiwhara effect (7 September 2018)
Come and join the Observatory as a Scientific Officer! (7 September 2018)
Tropical Storm Son-Tinh (1809) (6 September 2018)
Overview of Tropical Cyclones in July 2018 (6 September 2018)
The Weather of August 2018 - A gloomy and rainy August (4 September 2018)
HKO e-Bulletin on Educational Resources Issue No.55 (3 September 2018)



Aug 2018

Tropical cyclone track maps get a facelift (31 August 2018)
"Cool Met Stuff" : Can an aircraft take off during Tropical Cyclone Warning Signal No. 8 ? (31 August 2018)
"Cool Met Stuff" : Ultimate Volcanic Expedition: The Cause of Global Warming? (24 August 2018)
"Cool Met Stuff" : Heart-shaped Radar (17 August 2018)
"Cool Met Stuff" : "Recruitment interview" - Rainstorms (10 August 2018)
"Cool Met Stuff" : How are Landslip Warnings issued? (3 August 2018)
The latest issue of Friends of the Observatory Chinese newsletter has been published (3 August 2018)
More Features available on "MyObservatory" for Windows 10 (2 August 2018)
The Weather of July 2018 - A cloudier July (2 August 2018)
The Observatory launches a new Ultraviolet Information Webpage (1 August 2018)



July 2018

Director of HKO presides over 16th session of Commission for Aeronautical Meteorology of World Meteorological Organization (27 July 2018)
"Cool Met Stuff" : Dr Louie tells you the truth - force field (27 July 2018)
"Cool Met Stuff" : Mars Opposition (20 July 2018)
Mars perihelic opposition and total lunar eclipse on night of July 27 and early next morning (19 July 2018)
"Cool Met Stuff" : Heavy rain investigation team (13 July 2018)
Asian Aviation Meteorological Centre commences operation (11 July 2018)
Tropical Storm Ewiniar (1804) (9 July 2018)
Overview of Tropical Cyclones in June 2018 (9 July 2018)
"Cool Met Stuff" : The "lost" trough of low pressure (6 July 2018)
The Weather of June 2018 - A June with rejuvenating rain (4 July 2018)
“Cloud-sourcing: In Touch with Weather from Land, Sea and Air” photo and video exhibition launched (3 July 2018)
“MyOceanWeather Gallery” Launched (3 July 2018)



June 2018

"Cool Met Stuff" : Everybody "complaining" about the hot weather (29 June 2018)
"Cool Met Stuff" : "6.18 Disaster" Recall (22 June 2018)
"Cool Met Stuff" : The "Father" of Radar (15 June 2018)
Observatory's history webpage updated to 2017 (15 June 2018)
Come and join the Observatory as an Experimental Officer! (12 June 2018)
"Cool Met Stuff" : Time Zone (8 June 2018)
New names adopted for tropical cyclones in 2018 (5 June 2018)
The Weather of May 2018 - An extremely hot and sunny May (4 June 2018)
New Update Available on the "MyObservatory" (4 June 2018)
"Cool Met Stuff" : Flooding can occur even during amber rainstorms (Part 2) (1 June 2018)



May 2018

Satellite Imagery of Interest: Sea Surface Temperature (30 May 2018)
"Cool Met Stuff" : Flooding can occur even during amber rainstorms (Part 1) (25 May 2018)
Challenge for Global AI Talents — “Catch Rain If You Can!” (23 May 2018)
"Cool Met Stuff" : Aviators - tropical cyclone warning signals (18 May 2018)
Overview of Tropical Cyclones in April 2018 (14 May 2018)
"Cool Met Stuff" : Lightning Strikes - Weather Wonders (11 May 2018)
The latest issue of Friends of the Observatory Chinese newsletter has been published (8 May 2018)
"Cool Met Stuff" : Basement of secrets (4 May 2018)
The Weather of April 2018 - A warm April with rainfall deficit (3 May 2018)
Observatory’s Facebook Page landed on "MyObservatory" (2 May 2018)




April 2018

"Cool Met Stuff" : Lightning Strikes - Mastering the storm (27 April 2018)
HKO e-Bulletin on Educational Resources Issue No.54 (26 April 2018)
"Cool Met Stuff" : Why is it usually faster to fly from Hong Kong to Japan than the return trip? (20 April 2018)
Overview of Tropical Cyclones in March 2018 (16 April 2018)
"Cool Met Stuff" : Pineapple Express (13 April 2018)
"Cool Met Stuff" : The Legend of Aurora (6 April 2018)
The Weather of Mar 2018 - An unseasonably warm and sunny March (4 April 2018)




March 2018

"Cool Met Stuff" : Weather-ready, Climate-smart (30 March 2018)
Director of Hong Kong Observatory highlights Observatory's latest developments (23 March 2018)
"Cool Met Stuff" : What does "Huinan" in Putonghua imply? Why is it inefficient to use an air conditioner for dehumidifying purpose? (23 March 2018)
The Observatory enhances its map-based weather services (23 March 2018)
Hong Kong Observatory Open Day to be held this weekend (21 March 2018)
"Cool Met Stuff" : Dr Louie tells you the truth - Thunderstorms (16 March 2018)
Overview of Tropical Cyclones in February 2018 (14 March 2018)
"Cool Met Stuff" : Dr Louie tells you the truth - Descriptive terms of wind speeds (9 March 2018)
"Cool Met Stuff" : Great Circle (2 March 2018)
The Weather of Feb 2018 - A relatively cool February (2 March 2018)
The Observatory Enhances its Weather Information for Aviation Sports Service (1 March 2018)




February 2018

“Satellite Imagery of Interest”: Eruption of Mt. Sinabung (28 February 2018)
The 2nd "Sky of Silver Age" Weather Photo and Time-lapse Video Competition (26 February 2018)
"Cool Met Stuff" : Dr Louie tells you the truth - North South East West (23 February 2018)
"Cool Met Stuff" : Frontal Passage - Before and After (16 February 2018)
HKO e-Bulletin on Educational Resources Issue No.53 (15 February 2018)
HKO News Bulletin for the Aviation Community Issue No.38 (15 February 2018)
Severe Typhoon Khanun (1720) (14 February 2018)
Overview of Tropical Cyclones in January 2018 (12 February 2018)
"Cool Met Stuff" : Aviators - Sky Firefighters (9 February 2018)
The latest issue of Friends of the Observatory Chinese newsletter has been published (7 February 2018)
The Observatory Launched Trial Version of "MyObservatory" on Windows 10 Platform (7 February 2018)
"Tracking Winds and Clouds: A Century of Archived Stories of the Observatory" exhibition to open to the public tomorrow (5 February 2018)
"Cool Met Stuff" : Why are the temperatures over the New Territories a few degrees lower again? (2 February 2018)
The Weather of Jan 2018 - A cold January with mild interludes (2 February 2018)




January 2018

"Cool Met Stuff" : Super Blue Moon Total Eclipse (26 January 2018)
Entries for Cloud-sourcing: In Touch with Weather from Land, Sea and Air Photo and Video Collection Campaign to be displayed at HKIA (24 January 2018)
Overview of Tropical Cyclones in December 2017 (23 January 2018)
Hong Kong Observatory to hold training course on weather observation (22 January 2018)
"Cool Met Stuff" : Extended Outlook - Probability Forecast of Temperature (19 January 2018)
Total lunar eclipse in Hong Kong on January 31 (16 January 2018)
“Satellite Imagery of Interest”: Human Footprint (15 January 2018)
Tropical Depression (23 to 25 September 2017) (15 January 2018)
"Cool Met Stuff" : El Nino and La Nina (12 January 2018)
A warm 2017 with frequent tropical cyclone activity (8 January 2018)
"Cool Met Stuff" : Why do clocks run clockwise? (5 January 2018)
The Weather of December 2017 - A sunny and dry December (3 January 2018)
Overview of Tropical Cyclones in November 2017 (3 January 2018)


Archives