Tide gauge at Den Helder
Time (UTC)	flt(m)
2026-09-13 23:20:00	-0.21
2026-09-13 23:30:00	-0.28
2026-09-13 23:40:00	-0.36
2026-09-13 23:50:00	-0.42
2026-09-14 00:00:00	-0.47
2026-09-14 00:10:00	-0.52
2026-09-14 00:20:00	-0.56
2026-09-14 00:30:00	-0.6
2026-09-14 00:40:00	-0.63
2026-09-14 00:50:00	-0.67
2026-09-14 01:00:00	-0.7
2026-09-14 01:10:00	-0.72
2026-09-14 01:20:00	-0.74
2026-09-14 01:30:00	-0.78
2026-09-14 01:40:00	-0.82
2026-09-14 01:50:00	-0.84
2026-09-14 02:00:00	-0.87
2026-09-14 02:10:00	-0.9
2026-09-14 02:20:00	-0.93
2026-09-14 02:30:00	-0.95
2026-09-14 02:40:00	-0.97
2026-09-14 02:50:00	-0.97
2026-09-14 03:00:00	-0.95
2026-09-14 03:10:00	-0.92
2026-09-14 03:20:00	-0.86
2026-09-14 03:30:00	-0.74
2026-09-14 03:40:00	-0.59
2026-09-14 03:50:00	-0.39
2026-09-14 04:00:00	-0.19
2026-09-14 04:10:00	-0.01
2026-09-14 04:20:00	0.15
2026-09-14 04:30:00	0.28
2026-09-14 04:40:00	0.38
2026-09-14 04:50:00	0.44
2026-09-14 05:00:00	0.47
2026-09-14 05:10:00	0.48
2026-09-14 05:20:00	0.48
2026-09-14 05:30:00	0.48
2026-09-14 05:40:00	0.47
2026-09-14 05:50:00	0.47
2026-09-14 06:00:00	0.47
2026-09-14 06:10:00	0.46
2026-09-14 06:20:00	0.48
2026-09-14 06:30:00	0.49
2026-09-14 06:40:00	0.51
2026-09-14 06:50:00	0.54
2026-09-14 07:00:00	0.56
2026-09-14 07:10:00	0.57
2026-09-14 07:20:00	0.6
2026-09-14 07:30:00	0.64
2026-09-14 07:40:00	0.66
2026-09-14 07:50:00	0.67
2026-09-14 08:00:00	0.69
2026-09-14 08:10:00	0.7
2026-09-14 08:20:00	0.7
2026-09-14 08:30:00	0.71
2026-09-14 08:40:00	0.72
2026-09-14 08:50:00	0.71
2026-09-14 09:00:00	0.7
2026-09-14 09:10:00	0.69
2026-09-14 09:20:00	0.67
2026-09-14 09:30:00	0.67
2026-09-14 09:40:00	0.64
2026-09-14 09:50:00	0.59
2026-09-14 10:00:00	0.55
2026-09-14 10:10:00	0.51
2026-09-14 10:20:00	0.45
2026-09-14 10:30:00	0.38
2026-09-14 10:40:00	0.3