Tide gauge at Den Helder
Time (UTC)	flt(m)
2025-03-20 17:10:00	-0.48
2025-03-20 17:20:00	-0.34
2025-03-20 17:30:00	-0.21
2025-03-20 17:40:00	-0.09
2025-03-20 17:50:00	0.04
2025-03-20 18:00:00	0.15
2025-03-20 18:10:00	0.24
2025-03-20 18:20:00	0.32
2025-03-20 18:30:00	0.37
2025-03-20 18:40:00	0.4
2025-03-20 18:50:00	0.43
2025-03-20 19:00:00	0.45
2025-03-20 19:10:00	0.47
2025-03-20 19:20:00	0.49
2025-03-20 19:30:00	0.49
2025-03-20 19:40:00	0.5
2025-03-20 19:50:00	0.5
2025-03-20 20:00:00	0.5
2025-03-20 20:10:00	0.53
2025-03-20 20:20:00	0.54
2025-03-20 20:30:00	0.54
2025-03-20 20:40:00	0.55
2025-03-20 20:50:00	0.55
2025-03-20 21:00:00	0.56
2025-03-20 21:10:00	0.56
2025-03-20 21:20:00	0.57
2025-03-20 21:30:00	0.57
2025-03-20 21:40:00	0.56
2025-03-20 21:50:00	0.56
2025-03-20 22:00:00	0.55
2025-03-20 22:10:00	0.53
2025-03-20 22:20:00	0.51
2025-03-20 22:30:00	0.49
2025-03-20 22:40:00	0.48
2025-03-20 22:50:00	0.46
2025-03-20 23:00:00	0.43
2025-03-20 23:10:00	0.39
2025-03-20 23:20:00	0.34
2025-03-20 23:30:00	0.3
2025-03-20 23:40:00	0.26
2025-03-20 23:50:00	0.21
2025-03-21 00:00:00	0.15
2025-03-21 00:10:00	0.09
2025-03-21 00:20:00	0.03
2025-03-21 00:30:00	-0.04
2025-03-21 00:40:00	-0.11
2025-03-21 00:50:00	-0.18
2025-03-21 01:00:00	-0.25
2025-03-21 01:10:00	-0.3
2025-03-21 01:20:00	-0.36
2025-03-21 01:30:00	-0.41
2025-03-21 01:40:00	-0.46
2025-03-21 01:50:00	-0.5
2025-03-21 02:00:00	-0.54
2025-03-21 02:10:00	-0.56
2025-03-21 02:20:00	-0.59
2025-03-21 02:30:00	-0.62
2025-03-21 02:40:00	-0.64
2025-03-21 02:50:00	-0.66
2025-03-21 03:00:00	-0.67
2025-03-21 03:10:00	-0.68
2025-03-21 03:20:00	-0.69
2025-03-21 03:30:00	-0.72
2025-03-21 03:40:00	-0.74
2025-03-21 03:50:00	-0.74
2025-03-21 04:00:00	-0.73
2025-03-21 04:10:00	-0.73
2025-03-21 04:20:00	-0.73
2025-03-21 04:30:00	-0.72
2025-03-21 04:40:00	-0.71
2025-03-21 04:50:00	-0.67