Tide gauge at Donggang
Time (UTC)	rad(m)
2026-04-23 11:00:00	0.05
2026-04-23 12:00:00	-0.06
2026-04-23 13:00:00	-0.08
2026-04-23 14:00:00	-0.03
2026-04-23 15:00:00	0.03
2026-04-23 16:00:00	0.09
2026-04-23 17:00:00	0.17
2026-04-23 18:00:00	0.23
2026-04-23 19:00:00	0.25
2026-04-23 20:00:00	0.27
2026-04-23 21:00:00	0.32
2026-04-23 22:00:00	0.34