Tide Information for OTI

Data here is provided as is with no warranty ! Let us know if it's wrong!
The Cnut method of checking is not advised ;-)
The information is based on harmonic data obtained from the RAN with permission. (See also the Medsci wiki on Tides)

***Note that: OTI and Heron Island research stations are on AEST all year (no daylight saving).

***The Heron Island resort operates on daylight saving time all year round.

The above 2 lines are VERY important - please read them again ;-)
Check with the OTI staff to confirm your findings here.

Predictions as PDF files :-

Reef clearance for MV Linckia II 2012 2013 2014 2015 2016 2017 2018 2019 2020
Reef clearance for MV Orcinus 2012 2013 2014 2015 2016 2017 2018 2019 2020
Tides for One Tree Island 2012 2013 2014 2015 2016 2017 2018 2019 2020
Previous Years

Online tide predictions:-

One Tree Island

One Tree Island via BoM
Australia via BoM
Australia via BoM - new?

Links :-

Wikipedia Tide page
Why are there 2 high tides each day?
John Holden's Maritime pages
AusTides 2015 (From Aust. Hydrographic Service - via the Chart & Map Shop in Sydney - where I usually get a copy)
Australian Hydrographic Service - http://www.hydro.gov.au/

This resource is maintained by
John Dodson johnd@physiol.usyd.edu.au
Last updated 10 June 2015. Data updated regularly - with the help of John Holden (john.holden@sydney.edu.au).