Forecasting Tides at Sites around Chatham Islands

Specify a date and tide station and this routine will calculate the tides for that day.

Input Data

Date: yyyymmdd format.

Time Base
Chatham Islands Standard Time (CHAST)
Chatham Islands Daylight Time (CHADT)
CHADT goes from the last Sunday in September to the first Sunday in April.

Select a Station:

Tides for Waitangi Bay:

22-Jul-2018 CHAST (m above MSL)
High Tides Low Tides
01:02 0.410 07:20 -0.347
13:21 0.303 19:27 -0.362

Add -0.149 m for storm surge.
Storm surge is explained here