Data Download
×Please select a max of 5 data points on the map
HKT
HKT
HKT


Notes:
  • Download method:
    • Step 1: Select required points
    • Step 2: Select data mode
    • Step 3: Select data period
    • Step 4: Download
  • Please click HERE for details of Data Format.
  • For Selected Points, a maximum of 12-month data is allowed for each download.
  • For All Points, a maximum of 1-month data is allowed for each download.
  • All predictions were based on the tidal model updated in 2019.
  • Not to be used for navigation.
  • The positioning information obtained by mobile device may differ from its actual position and may be inaccurate. Reliance upon or use of such position information shall be at User's risk.
Hydrographic Office, Marine DepartmentHong Kong Tidal Stream Prediction System
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Importance Notice
  • please read the Terms and Conditions of Use of DATA.GOV.HK before download.
  • Please read our disclaimer copyright important noticesbefore download
  • Not to be used for navigation.
  • All predictions before 01 June 2016 were based on the tidal model updated in 2014.
  • Prediction interval: 15 mins.
  • Number of prediction points: ~ 1200.
  • It may take few minutes to download the data.