World Meteorological Organization
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  Official Observations
  * Cloudiness & Rain
 
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The web site is developed and maintained by the Hong Kong Observatory. If you have any suggestions, please send us an e-mail.

 

 

 
  Global Observations - Cloudiness & Rain
 
   
   Legend
 
Fine (Cloud Amount: 0-2 oktas)
Partly Cloudy (Cloud Amount: 3-5 oktas)
 
Cloudy (Cloud Amount: 6-7 oktas)
Overcast (Cloud Amount: 8 oktas)
 
Rainy / Snowy
 
 
     
 
 
 
   
  Notes
 
  • "Okta" means one-eighth of the sky. For details, click here.
  • Click on individual boxes to view zoom-in maps.
  • This page is best viewed with a display resolution of 1024 x 768 pixels.
  • The weather reports are displayed as they are received.