Local Weatherrelated sub items
Weather Forecastrelated sub items
Weather Warningsrelated sub items
Weather for Fishermen
Weather for Marinerelated sub items
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GIS Weather Servicerelated sub items
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360 Tour of HKO
My Little Observatory
Decoding Radiation
A Tour of Tropical Cyclones
Cloud Appreciation by Dr Tin
International Cloud Atlas
Guided Tour
Courses and Activities for the Public
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Partners
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Press Releases
What's New
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Weather Chit Chat
Observatory's Blog
Weather On-Air
Cool Met Stuff
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Observatory's News
Vacancies
Tender NoticesAbout Hong Kong Observatory
HKO Corporate Video
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Quality Management
Hong Kong Observatory – The Facts
Hong Kong Observatory 2024
Our Services
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History of the Hong Kong Observatory
Career@HKO
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Hong Kong Observatory Open Day 2025
Local Weatherrelated sub itemsWeather Forecastrelated sub itemsWeather Warningsrelated sub itemsWeather for FishermenWeather for Marinerelated sub itemsWeather for AviationWeather Monitoring Imageryrelated sub itemsGIS Weather Servicerelated sub itemsTropical CycloneChina Weatherrelated sub itemsWorld Weatherrelated sub itemsClimate of Hong Kong
Climate Information Service
Warnings & Signals Database
Statistics of Special Weather Events
Monthly Weather SummaryClimate Forecastrelated sub items
Climate Changerelated sub items
El Nino and La Nina
Real time Radiation level in Hong Kong
Understanding Radiation
Radiation Monitoring, Assessment and Protection
Environmental Radiation Monitoring Programme
Daya Bay Contingency PlanRelated Sitesrelated sub items
Schools
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Sportsrelated sub items
Outdoor Photography
CWOSrelated sub items
Senior Citizens
Stargazers
FoObCo-WinMy Little Observatory
Interactive Map of Storm Damage by MangkhutEducational Resources360 Tour of HKOMy Little ObservatoryDecoding RadiationA Tour of Tropical CyclonesCloud Appreciation by Dr TinInternational Cloud AtlasGuided TourCourses and Activities for the PublicSubscription of e-BulletinsResearch ForumPublicationsWorld Meteorological Organizationrelated sub itemsInternational Civil Aviation Organizationrelated sub itemsInternational Atomic Energy AgencyRegional Specialized Meteorological Centre for nowcastingSouth China Sea Tsunami Advisory CenterAsian Aviation Meteorological CenterPartnersSocial Mediarelated sub itemsPress ReleasesWhat's NewHKO UpdatesLegCo Questions and AnswersWeather Chit ChatObservatory's BlogWeather On-AirCool Met StuffCentral BriefingTropical Cyclone Report BroadcastObservatory's NewsVacanciesTender Notices
Appsrelated sub items
Personalized Website
Weather Wizard
Weather Information in Text
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Audio Web Page
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Open DataAbout Hong Kong ObservatoryHKO Corporate VideoVision and MissionPerformance PledgesOrganizational StructureQuality ManagementHong Kong Observatory – The FactsHong Kong Observatory 2024Our ServicesProgramme Areas of the ObservatoryHistory of the Hong Kong ObservatoryCareer@HKOVisitors FiguresHong Kong Observatory Open Day 2025
The 360 Tour of the Observatory introduces a number of new attractions in the Observatory that are seldom open to visitors. Come and find out more! (More……)
Earthquakes
Tide
Geomagnetism
Space Weather
Weather Information for Astronomical Observation
Interactive Sun Path Diagram
Astronomical Data
Interesting Astronomical Phenomena
Time Services
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Almanac
