Tide gauge at Waipu
Time (UTC)	rad(m)
2025-09-15 16:00:00	-0.54
2025-09-15 17:00:00	-0.23
2025-09-15 18:00:00	0.28
2025-09-15 19:00:00	0.87
2025-09-15 20:00:00	1.33
2025-09-15 21:00:00	1.57