20 (水)	11:55	05:48	23:14	16:17
	64cm	42cm	92cm	55cm
若潮 出 03:38 入 19:09 出 13:43 入 00:28

コイセボイ（北海道）2040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	77.7	↓-0.8
6/20 00:10	76.8	↓-0.9
6/20 00:20	75.8	↓-1.0
6/20 00:30	74.7	↓-1.1
6/20 00:40	73.6	↓-1.1
6/20 00:50	72.4	↓-1.2
6/20 01:00	71.1	↓-1.3
6/20 01:10	69.8	↓-1.3
6/20 01:20	68.5	↓-1.3
6/20 01:30	67.1	↓-1.4
6/20 01:40	65.7	↓-1.4
6/20 01:50	64.2	↓-1.5	最大潮位差
6/20 02:00	62.8	↓-1.4
6/20 02:10	61.3	↓-1.5	最大潮位差
6/20 02:20	59.8	↓-1.5	最大潮位差
6/20 02:30	58.4	↓-1.4
6/20 02:40	57.0	↓-1.4
6/20 02:50	55.6	↓-1.4
6/20 03:00	54.2	↓-1.4
6/20 03:10	52.9	↓-1.3
6/20 03:20	51.6	↓-1.3
6/20 03:30	50.4	↓-1.2
6/20 03:40	49.3	↓-1.1
6/20 03:50	48.2	↓-1.1
6/20 04:00	47.2	↓-1.0
6/20 04:10	46.2	↓-1.0
6/20 04:20	45.4	↓-0.8
6/20 04:30	44.6	↓-0.8
6/20 04:40	43.9	↓-0.7
6/20 04:50	43.3	↓-0.6
6/20 05:00	42.8	↓-0.5
6/20 05:10	42.4	↓-0.4
6/20 05:20	42.1	↓-0.3
6/20 05:30	41.9	↓-0.2
6/20 05:40	41.8	↓-0.1	干潮
6/20 05:50	41.8	0
6/20 06:00	41.9	↑0.1
6/20 06:10	42.1	↑0.2
6/20 06:20	42.3	↑0.2
6/20 06:30	42.6	↑0.3
6/20 06:40	43.1	↑0.5
6/20 06:50	43.6	↑0.5
6/20 07:00	44.1	↑0.5
6/20 07:10	44.8	↑0.7
6/20 07:20	45.4	↑0.6
6/20 07:30	46.2	↑0.8
6/20 07:40	47.0	↑0.8
6/20 07:50	47.8	↑0.8
6/20 08:00	48.7	↑0.9
6/20 08:10	49.6	↑0.9
6/20 08:20	50.5	↑0.9
6/20 08:30	51.4	↑0.9
6/20 08:40	52.3	↑0.9
6/20 08:50	53.3	↑1.0
6/20 09:00	54.2	↑0.9
6/20 09:10	55.1	↑0.9
6/20 09:20	56.0	↑0.9
6/20 09:30	56.8	↑0.8
6/20 09:40	57.7	↑0.9
6/20 09:50	58.4	↑0.7
6/20 10:00	59.2	↑0.8
6/20 10:10	59.9	↑0.7
6/20 10:20	60.5	↑0.6
6/20 10:30	61.1	↑0.6
6/20 10:40	61.6	↑0.5
6/20 10:50	62.1	↑0.5
6/20 11:00	62.5	↑0.4
6/20 11:10	62.8	↑0.3
6/20 11:20	63.1	↑0.3
6/20 11:30	63.3	↑0.2
6/20 11:40	63.4	↑0.1
6/20 11:50	63.5	↑0.1	満潮
6/20 12:00	63.4	↓-0.1
6/20 12:10	63.4	0
6/20 12:20	63.2	↓-0.2
6/20 12:30	63.0	↓-0.2
6/20 12:40	62.8	↓-0.2
6/20 12:50	62.5	↓-0.3
6/20 13:00	62.1	↓-0.4
6/20 13:10	61.8	↓-0.3
6/20 13:20	61.3	↓-0.5
6/20 13:30	60.9	↓-0.4
6/20 13:40	60.4	↓-0.5
6/20 13:50	59.9	↓-0.5
6/20 14:00	59.4	↓-0.5
6/20 14:10	58.9	↓-0.5
6/20 14:20	58.4	↓-0.5
6/20 14:30	57.8	↓-0.6
6/20 14:40	57.3	↓-0.5
6/20 14:50	56.9	↓-0.4
6/20 15:00	56.4	↓-0.5
6/20 15:10	56.0	↓-0.4
6/20 15:20	55.6	↓-0.4
6/20 15:30	55.3	↓-0.3
6/20 15:40	55.1	↓-0.2
6/20 15:50	54.8	↓-0.3
6/20 16:00	54.7	↓-0.1
6/20 16:10	54.6	↓-0.1	干潮
6/20 16:20	54.6	0
6/20 16:30	54.7	↑0.1
6/20 16:40	54.8	↑0.1
6/20 16:50	55.0	↑0.2
6/20 17:00	55.4	↑0.4
6/20 17:10	55.7	↑0.3
6/20 17:20	56.2	↑0.5
6/20 17:30	56.8	↑0.6
6/20 17:40	57.4	↑0.6
6/20 17:50	58.2	↑0.8
6/20 18:00	59.0	↑0.8
6/20 18:10	59.9	↑0.9
6/20 18:20	60.8	↑0.9
6/20 18:30	61.9	↑1.1
6/20 18:40	63.0	↑1.1
6/20 18:50	64.1	↑1.1
6/20 19:00	65.3	↑1.2
6/20 19:10	66.6	↑1.3
6/20 19:20	67.9	↑1.3
6/20 19:30	69.3	↑1.4
6/20 19:40	70.6	↑1.3
6/20 19:50	72.0	↑1.4
6/20 20:00	73.4	↑1.4
6/20 20:10	74.8	↑1.4
6/20 20:20	76.2	↑1.4
6/20 20:30	77.6	↑1.4
6/20 20:40	79.0	↑1.4
6/20 20:50	80.3	↑1.3
6/20 21:00	81.6	↑1.3
6/20 21:10	82.9	↑1.3
6/20 21:20	84.1	↑1.2
6/20 21:30	85.2	↑1.1
6/20 21:40	86.3	↑1.1
6/20 21:50	87.2	↑0.9
6/20 22:00	88.1	↑0.9
6/20 22:10	88.9	↑0.8
6/20 22:20	89.6	↑0.7
6/20 22:30	90.2	↑0.6
6/20 22:40	90.6	↑0.4
6/20 22:50	91.0	↑0.4
6/20 23:00	91.2	↑0.2
6/20 23:10	91.3	↑0.1	満潮
6/20 23:20	91.3	0
6/20 23:30	91.1	↓-0.2
6/20 23:40	90.8	↓-0.3
6/20 23:50	90.4	↓-0.4