Tide gauge at Den Helder
Time (UTC)	flt(m)
2025-10-15 11:50:00	0.18
2025-10-15 12:00:00	0.18
2025-10-15 12:10:00	0.18
2025-10-15 12:20:00	0.18
2025-10-15 12:30:00	0.18
2025-10-15 12:40:00	0.17
2025-10-15 12:50:00	0.17
2025-10-15 13:00:00	0.16
2025-10-15 13:10:00	0.15
2025-10-15 13:20:00	0.15
2025-10-15 13:30:00	0.13
2025-10-15 13:40:00	0.12
2025-10-15 13:50:00	0.12
2025-10-15 14:00:00	0.12
2025-10-15 14:10:00	0.1
2025-10-15 14:20:00	0.09
2025-10-15 14:30:00	0.07
2025-10-15 14:40:00	0.05
2025-10-15 14:50:00	0.02
2025-10-15 15:10:00	-0.03
2025-10-15 15:20:00	-0.06
2025-10-15 15:30:00	-0.1
2025-10-15 15:40:00	-0.14
2025-10-15 15:50:00	-0.18
2025-10-15 16:00:00	-0.23
2025-10-15 16:10:00	-0.26
2025-10-15 16:20:00	-0.3
2025-10-15 16:30:00	-0.34
2025-10-15 16:40:00	-0.37
2025-10-15 16:50:00	-0.4
2025-10-15 17:00:00	-0.43
2025-10-15 17:10:00	-0.45
2025-10-15 17:20:00	-0.48
2025-10-15 17:30:00	-0.5
2025-10-15 17:40:00	-0.51
2025-10-15 17:50:00	-0.52
2025-10-15 18:00:00	-0.53
2025-10-15 18:10:00	-0.53
2025-10-15 18:20:00	-0.54
2025-10-15 18:30:00	-0.54
2025-10-15 18:40:00	-0.54
2025-10-15 18:50:00	-0.54
2025-10-15 19:00:00	-0.53
2025-10-15 19:10:00	-0.51
2025-10-15 19:20:00	-0.49
2025-10-15 19:30:00	-0.47
2025-10-15 19:40:00	-0.45
2025-10-15 19:50:00	-0.42
2025-10-15 20:00:00	-0.39
2025-10-15 20:10:00	-0.34
2025-10-15 20:20:00	-0.29
2025-10-15 20:30:00	-0.24
2025-10-15 20:40:00	-0.18
2025-10-15 20:50:00	-0.12
2025-10-15 21:00:00	-0.06
2025-10-15 21:10:00	0.01
2025-10-15 21:20:00	0.08
2025-10-15 21:30:00	0.15
2025-10-15 21:40:00	0.22
2025-10-15 21:50:00	0.29
2025-10-15 22:00:00	0.34
2025-10-15 22:10:00	0.38
2025-10-15 22:20:00	0.43
2025-10-15 22:30:00	0.47
2025-10-15 22:40:00	0.51
2025-10-15 22:50:00	0.53
2025-10-15 23:00:00	0.56
2025-10-15 23:10:00	0.59
2025-10-15 23:20:00	0.61