20 (水)	09:59	03:16	23:14	17:08
	26cm	14cm	23cm	13cm
小潮 出 03:53 入 19:19 出 12:38 入 23:43

留萌（北海道）2029年06月20日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。

時刻	潮位	高低差	各ポイント
6/20 00:00	18.5	↓-0.4
6/20 00:10	18.1	↓-0.4
6/20 00:20	17.7	↓-0.4
6/20 00:30	17.3	↓-0.4
6/20 00:40	16.9	↓-0.4
6/20 00:50	16.6	↓-0.3
6/20 01:00	16.2	↓-0.4
6/20 01:10	15.9	↓-0.3
6/20 01:20	15.6	↓-0.3
6/20 01:30	15.3	↓-0.3
6/20 01:40	15.0	↓-0.3
6/20 01:50	14.8	↓-0.2
6/20 02:00	14.6	↓-0.2
6/20 02:10	14.4	↓-0.2
6/20 02:20	14.2	↓-0.2
6/20 02:30	14.1	↓-0.1
6/20 02:40	14.0	↓-0.1
6/20 02:50	13.9	↓-0.1
6/20 03:00	13.8	↓-0.1
6/20 03:10	13.8	0	干潮
6/20 03:20	13.8	0
6/20 03:30	13.8	0
6/20 03:40	13.9	↑0.1
6/20 03:50	14.0	↑0.1
6/20 04:00	14.1	↑0.1
6/20 04:10	14.3	↑0.2
6/20 04:20	14.4	↑0.1
6/20 04:30	14.6	↑0.2
6/20 04:40	14.9	↑0.3
6/20 04:50	15.1	↑0.2
6/20 05:00	15.4	↑0.3
6/20 05:10	15.7	↑0.3
6/20 05:20	16.1	↑0.4
6/20 05:30	16.5	↑0.4
6/20 05:40	16.8	↑0.3
6/20 05:50	17.3	↑0.5	最大潮位差
6/20 06:00	17.7	↑0.4
6/20 06:10	18.1	↑0.4
6/20 06:20	18.6	↑0.5	最大潮位差
6/20 06:30	19.0	↑0.4
6/20 06:40	19.5	↑0.5	最大潮位差
6/20 06:50	19.9	↑0.4
6/20 07:00	20.4	↑0.5	最大潮位差
6/20 07:10	20.8	↑0.4
6/20 07:20	21.3	↑0.5	最大潮位差
6/20 07:30	21.7	↑0.4
6/20 07:40	22.1	↑0.4
6/20 07:50	22.5	↑0.4
6/20 08:00	22.9	↑0.4
6/20 08:10	23.3	↑0.4
6/20 08:20	23.6	↑0.3
6/20 08:30	23.9	↑0.3
6/20 08:40	24.2	↑0.3
6/20 08:50	24.4	↑0.2
6/20 09:00	24.7	↑0.3
6/20 09:10	24.9	↑0.2
6/20 09:20	25.0	↑0.1
6/20 09:30	25.2	↑0.2
6/20 09:40	25.2	0
6/20 09:50	25.3	↑0.1	満潮
6/20 10:00	25.3	0
6/20 10:10	25.3	0
6/20 10:20	25.2	↓-0.1
6/20 10:30	25.1	↓-0.1
6/20 10:40	25.0	↓-0.1
6/20 10:50	24.8	↓-0.2
6/20 11:00	24.6	↓-0.2
6/20 11:10	24.3	↓-0.3
6/20 11:20	24.0	↓-0.3
6/20 11:30	23.7	↓-0.3
6/20 11:40	23.4	↓-0.3
6/20 11:50	23.0	↓-0.4
6/20 12:00	22.6	↓-0.4
6/20 12:10	22.2	↓-0.4
6/20 12:20	21.8	↓-0.4
6/20 12:30	21.4	↓-0.4
6/20 12:40	20.9	↓-0.5	最大潮位差
6/20 12:50	20.5	↓-0.4
6/20 13:00	20.0	↓-0.5	最大潮位差
6/20 13:10	19.6	↓-0.4
6/20 13:20	19.2	↓-0.4
6/20 13:30	18.7	↓-0.5	最大潮位差
6/20 13:40	18.3	↓-0.4
6/20 13:50	17.9	↓-0.4
6/20 14:00	17.5	↓-0.4
6/20 14:10	17.1	↓-0.4
6/20 14:20	16.7	↓-0.4
6/20 14:30	16.4	↓-0.3
6/20 14:40	16.0	↓-0.4
6/20 14:50	15.6	↓-0.4
6/20 15:00	15.3	↓-0.3
6/20 15:10	15.0	↓-0.3
6/20 15:20	14.7	↓-0.3
6/20 15:30	14.4	↓-0.3
6/20 15:40	14.1	↓-0.3
6/20 15:50	13.9	↓-0.2
6/20 16:00	13.7	↓-0.2
6/20 16:10	13.5	↓-0.2
6/20 16:20	13.3	↓-0.2
6/20 16:30	13.2	↓-0.1
6/20 16:40	13.1	↓-0.1
6/20 16:50	13.0	↓-0.1
6/20 17:00	12.9	↓-0.1	干潮
6/20 17:10	12.9	0
6/20 17:20	13.0	↑0.1
6/20 17:30	13.0	0
6/20 17:40	13.1	↑0.1
6/20 17:50	13.3	↑0.2
6/20 18:00	13.4	↑0.1
6/20 18:10	13.6	↑0.2
6/20 18:20	13.8	↑0.2
6/20 18:30	14.1	↑0.3
6/20 18:40	14.4	↑0.3
6/20 18:50	14.7	↑0.3
6/20 19:00	15.0	↑0.3
6/20 19:10	15.3	↑0.3
6/20 19:20	15.7	↑0.4
6/20 19:30	16.1	↑0.4
6/20 19:40	16.4	↑0.3
6/20 19:50	16.8	↑0.4
6/20 20:00	17.2	↑0.4
6/20 20:10	17.6	↑0.4
6/20 20:20	18.0	↑0.4
6/20 20:30	18.4	↑0.4
6/20 20:40	18.8	↑0.4
6/20 20:50	19.1	↑0.3
6/20 21:00	19.5	↑0.4
6/20 21:10	19.9	↑0.4
6/20 21:20	20.2	↑0.3
6/20 21:30	20.5	↑0.3
6/20 21:40	20.8	↑0.3
6/20 21:50	21.1	↑0.3
6/20 22:00	21.4	↑0.3
6/20 22:10	21.6	↑0.2
6/20 22:20	21.8	↑0.2
6/20 22:30	21.9	↑0.1
6/20 22:40	22.1	↑0.2
6/20 22:50	22.2	↑0.1
6/20 23:00	22.2	0
6/20 23:10	22.3	↑0.1	満潮
6/20 23:20	22.2	↓-0.1
6/20 23:30	22.2	0
6/20 23:40	22.1	↓-0.1
6/20 23:50	22.0	↓-0.1