Tide gauge at Xiaogang
Time (UTC)	rad(m)
2026-09-22 21:00:00	0.81
2026-09-22 22:00:00	0.59
2026-09-22 23:00:00	0.3
2026-09-23 00:00:00	0.1
2026-09-23 01:00:00	-0.12
2026-09-23 02:00:00	-0.12
2026-09-23 03:00:00	-0.25