Tide gauge at Longdong
Time (UTC)	rad(m)
2026-06-29 22:00:00	0.58
2026-06-29 23:00:00	0.55
2026-06-30 00:00:00	0.46
2026-06-30 01:00:00	0.3
2026-06-30 02:00:00	0.14
2026-06-30 03:00:00	-0.03
2026-06-30 04:00:00	-0.22