18 (金)	06:16	10:15	15:17	23:17
	32cm	29cm	34cm	2cm
大潮 出 03:52 入 19:19 出 20:32 入 04:40

留萌（北海道）2038年06月18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
6/18 00:00	3.8	↑0.6
6/18 00:10	4.5	↑0.7
6/18 00:20	5.2	↑0.7
6/18 00:30	6.0	↑0.8
6/18 00:40	6.8	↑0.8
6/18 00:50	7.7	↑0.9
6/18 01:00	8.7	↑1.0
6/18 01:10	9.7	↑1.0
6/18 01:20	10.7	↑1.0
6/18 01:30	11.8	↑1.1
6/18 01:40	12.9	↑1.1
6/18 01:50	14.1	↑1.2	最大潮位差
6/18 02:00	15.2	↑1.1
6/18 02:10	16.4	↑1.2	最大潮位差
6/18 02:20	17.5	↑1.1
6/18 02:30	18.7	↑1.2	最大潮位差
6/18 02:40	19.8	↑1.1
6/18 02:50	20.9	↑1.1
6/18 03:00	22.0	↑1.1
6/18 03:10	23.0	↑1.0
6/18 03:20	24.0	↑1.0
6/18 03:30	24.9	↑0.9
6/18 03:40	25.8	↑0.9
6/18 03:50	26.6	↑0.8
6/18 04:00	27.4	↑0.8
6/18 04:10	28.0	↑0.6
6/18 04:20	28.7	↑0.7
6/18 04:30	29.3	↑0.6
6/18 04:40	29.8	↑0.5
6/18 04:50	30.2	↑0.4
6/18 05:00	30.6	↑0.4
6/18 05:10	31.0	↑0.4
6/18 05:20	31.2	↑0.2
6/18 05:30	31.5	↑0.3
6/18 05:40	31.7	↑0.2
6/18 05:50	31.8	↑0.1
6/18 06:00	31.9	↑0.1
6/18 06:10	31.9	0	満潮
6/18 06:20	31.9	0
6/18 06:30	31.9	0
6/18 06:40	31.8	↓-0.1
6/18 06:50	31.7	↓-0.1
6/18 07:00	31.6	↓-0.1
6/18 07:10	31.4	↓-0.2
6/18 07:20	31.2	↓-0.2
6/18 07:30	31.0	↓-0.2
6/18 07:40	30.7	↓-0.3
6/18 07:50	30.5	↓-0.2
6/18 08:00	30.2	↓-0.3
6/18 08:10	30.0	↓-0.2
6/18 08:20	29.7	↓-0.3
6/18 08:30	29.5	↓-0.2
6/18 08:40	29.2	↓-0.3
6/18 08:50	29.0	↓-0.2
6/18 09:00	28.8	↓-0.2
6/18 09:10	28.6	↓-0.2
6/18 09:20	28.4	↓-0.2
6/18 09:30	28.3	↓-0.1
6/18 09:40	28.2	↓-0.1
6/18 09:50	28.1	↓-0.1
6/18 10:00	28.1	0
6/18 10:10	28.0	↓-0.1	干潮
6/18 10:20	28.0	0
6/18 10:30	28.1	↑0.1
6/18 10:40	28.1	0
6/18 10:50	28.2	↑0.1
6/18 11:00	28.3	↑0.1
6/18 11:10	28.4	↑0.1
6/18 11:20	28.5	↑0.1
6/18 11:30	28.7	↑0.2
6/18 11:40	28.9	↑0.2
6/18 11:50	29.0	↑0.1
6/18 12:00	29.2	↑0.2
6/18 12:10	29.4	↑0.2
6/18 12:20	29.6	↑0.2
6/18 12:30	29.9	↑0.3
6/18 12:40	30.1	↑0.2
6/18 12:50	30.3	↑0.2
6/18 13:00	30.6	↑0.3
6/18 13:10	30.9	↑0.3
6/18 13:20	31.1	↑0.2
6/18 13:30	31.4	↑0.3
6/18 13:40	31.7	↑0.3
6/18 13:50	31.9	↑0.2
6/18 14:00	32.2	↑0.3
6/18 14:10	32.4	↑0.2
6/18 14:20	32.7	↑0.3
6/18 14:30	32.9	↑0.2
6/18 14:40	33.0	↑0.1
6/18 14:50	33.2	↑0.2
6/18 15:00	33.3	↑0.1
6/18 15:10	33.3	0	満潮
6/18 15:20	33.3	0
6/18 15:30	33.3	0
6/18 15:40	33.2	↓-0.1
6/18 15:50	33.0	↓-0.2
6/18 16:00	32.8	↓-0.2
6/18 16:10	32.5	↓-0.3
6/18 16:20	32.2	↓-0.3
6/18 16:30	31.7	↓-0.5
6/18 16:40	31.3	↓-0.4
6/18 16:50	30.8	↓-0.5
6/18 17:00	30.2	↓-0.6
6/18 17:10	29.6	↓-0.6
6/18 17:20	28.9	↓-0.7
6/18 17:30	28.2	↓-0.7
6/18 17:40	27.4	↓-0.8
6/18 17:50	26.6	↓-0.8
6/18 18:00	25.8	↓-0.8
6/18 18:10	24.9	↓-0.9
6/18 18:20	24.0	↓-0.9
6/18 18:30	23.1	↓-0.9
6/18 18:40	22.1	↓-1.0
6/18 18:50	21.1	↓-1.0
6/18 19:00	20.1	↓-1.0
6/18 19:10	19.1	↓-1.0
6/18 19:20	18.1	↓-1.0
6/18 19:30	17.1	↓-1.0
6/18 19:40	16.0	↓-1.1
6/18 19:50	15.0	↓-1.0
6/18 20:00	13.9	↓-1.1
6/18 20:10	12.9	↓-1.0
6/18 20:20	11.9	↓-1.0
6/18 20:30	10.9	↓-1.0
6/18 20:40	9.9	↓-1.0
6/18 20:50	9.0	↓-0.9
6/18 21:00	8.1	↓-0.9
6/18 21:10	7.3	↓-0.8
6/18 21:20	6.5	↓-0.8
6/18 21:30	5.7	↓-0.8
6/18 21:40	5.0	↓-0.7
6/18 21:50	4.4	↓-0.6
6/18 22:00	3.8	↓-0.6
6/18 22:10	3.3	↓-0.5
6/18 22:20	2.9	↓-0.4
6/18 22:30	2.5	↓-0.4
6/18 22:40	2.2	↓-0.3
6/18 22:50	2.0	↓-0.2
6/18 23:00	1.9	↓-0.1
6/18 23:10	1.8	↓-0.1	干潮
6/18 23:20	1.8	0
6/18 23:30	1.8	0
6/18 23:40	2.0	↑0.2
6/18 23:50	2.2	↑0.2