Tide gauge at Den Helder
Time (UTC)	flt(m)
2025-04-28 21:40:00	0.2
2025-04-28 21:50:00	0.13
2025-04-28 22:00:00	0.04
2025-04-28 22:10:00	-0.04
2025-04-28 22:20:00	-0.11
2025-04-28 22:30:00	-0.17
2025-04-28 22:40:00	-0.23
2025-04-28 22:50:00	-0.28
2025-04-28 23:00:00	-0.32
2025-04-28 23:10:00	-0.36
2025-04-28 23:20:00	-0.41
2025-04-28 23:30:00	-0.45
2025-04-28 23:40:00	-0.48
2025-04-28 23:50:00	-0.52
2025-04-29 00:00:00	-0.55
2025-04-29 00:10:00	-0.59
2025-04-29 00:20:00	-0.62
2025-04-29 00:30:00	-0.65
2025-04-29 00:40:00	-0.69
2025-04-29 00:50:00	-0.72
2025-04-29 01:00:00	-0.76
2025-04-29 01:10:00	-0.81
2025-04-29 01:20:00	-0.84
2025-04-29 01:30:00	-0.87
2025-04-29 01:40:00	-0.9
2025-04-29 01:50:00	-0.91
2025-04-29 02:00:00	-0.91
2025-04-29 02:10:00	-0.89
2025-04-29 02:20:00	-0.83
2025-04-29 02:30:00	-0.73
2025-04-29 02:40:00	-0.58
2025-04-29 02:50:00	-0.39
2025-04-29 03:00:00	-0.2
2025-04-29 03:10:00	-0.03
2025-04-29 03:20:00	0.13
2025-04-29 03:30:00	0.27
2025-04-29 03:40:00	0.38
2025-04-29 03:50:00	0.44
2025-04-29 04:00:00	0.46
2025-04-29 04:10:00	0.47
2025-04-29 04:20:00	0.46
2025-04-29 04:30:00	0.44
2025-04-29 04:40:00	0.42
2025-04-29 04:50:00	0.41
2025-04-29 05:00:00	0.4
2025-04-29 05:10:00	0.39
2025-04-29 05:20:00	0.38
2025-04-29 05:30:00	0.39
2025-04-29 05:40:00	0.39
2025-04-29 05:50:00	0.4
2025-04-29 06:00:00	0.41
2025-04-29 06:10:00	0.42
2025-04-29 06:20:00	0.43
2025-04-29 06:30:00	0.44
2025-04-29 06:40:00	0.45
2025-04-29 06:50:00	0.46
2025-04-29 07:00:00	0.46
2025-04-29 07:10:00	0.46
2025-04-29 07:20:00	0.46
2025-04-29 07:30:00	0.46
2025-04-29 07:40:00	0.46
2025-04-29 08:00:00	0.45
2025-04-29 08:10:00	0.45
2025-04-29 08:20:00	0.44
2025-04-29 08:30:00	0.43
2025-04-29 08:40:00	0.42
2025-04-29 08:50:00	0.39
2025-04-29 09:00:00	0.35
2025-04-29 09:10:00	0.3