Tide gauge at Donggang
Time (UTC)	rad(m)
2026-05-15 20:00:00	0.65
2026-05-15 21:00:00	0.81
2026-05-15 22:00:00	0.93
2026-05-15 23:00:00	0.98
2026-05-16 00:00:00	0.91
2026-05-16 01:00:00	0.74
2026-05-16 02:00:00	0.52
2026-05-16 03:00:00	0.31
2026-05-16 04:00:00	0.14
2026-05-16 05:00:00	0.02
2026-05-16 06:00:00	-0.05