21 (日)	07:35	01:14	21:35	14:50
	83cm	57cm	73cm	41cm
小潮 出 03:38 入 19:09 出 11:54 入 -

コイセボイ（北海道）2037年06月21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
6/21 00:00	58.5	↓-0.5
6/21 00:10	58.1	↓-0.4
6/21 00:20	57.8	↓-0.3
6/21 00:30	57.5	↓-0.3
6/21 00:40	57.3	↓-0.2
6/21 00:50	57.1	↓-0.2
6/21 01:00	56.9	↓-0.2
6/21 01:10	56.9	0	干潮
6/21 01:20	56.9	0
6/21 01:30	57.0	↑0.1
6/21 01:40	57.1	↑0.1
6/21 01:50	57.4	↑0.3
6/21 02:00	57.7	↑0.3
6/21 02:10	58.1	↑0.4
6/21 02:20	58.5	↑0.4
6/21 02:30	59.0	↑0.5
6/21 02:40	59.6	↑0.6
6/21 02:50	60.3	↑0.7
6/21 03:00	61.0	↑0.7
6/21 03:10	61.8	↑0.8
6/21 03:20	62.6	↑0.8
6/21 03:30	63.5	↑0.9
6/21 03:40	64.4	↑0.9
6/21 03:50	65.4	↑1.0
6/21 04:00	66.4	↑1.0
6/21 04:10	67.4	↑1.0
6/21 04:20	68.5	↑1.1
6/21 04:30	69.5	↑1.0
6/21 04:40	70.6	↑1.1
6/21 04:50	71.6	↑1.0
6/21 05:00	72.7	↑1.1
6/21 05:10	73.7	↑1.0
6/21 05:20	74.7	↑1.0
6/21 05:30	75.6	↑0.9
6/21 05:40	76.6	↑1.0
6/21 05:50	77.4	↑0.8
6/21 06:00	78.3	↑0.9
6/21 06:10	79.0	↑0.7
6/21 06:20	79.7	↑0.7
6/21 06:30	80.3	↑0.6
6/21 06:40	80.9	↑0.6
6/21 06:50	81.4	↑0.5
6/21 07:00	81.7	↑0.3
6/21 07:10	82.0	↑0.3
6/21 07:20	82.2	↑0.2
6/21 07:30	82.3	↑0.1	満潮
6/21 07:40	82.3	0
6/21 07:50	82.2	↓-0.1
6/21 08:00	81.9	↓-0.3
6/21 08:10	81.6	↓-0.3
6/21 08:20	81.2	↓-0.4
6/21 08:30	80.7	↓-0.5
6/21 08:40	80.1	↓-0.6
6/21 08:50	79.3	↓-0.8
6/21 09:00	78.5	↓-0.8
6/21 09:10	77.6	↓-0.9
6/21 09:20	76.6	↓-1.0
6/21 09:30	75.5	↓-1.1
6/21 09:40	74.4	↓-1.1
6/21 09:50	73.2	↓-1.2
6/21 10:00	71.9	↓-1.3
6/21 10:10	70.5	↓-1.4
6/21 10:20	69.1	↓-1.4
6/21 10:30	67.7	↓-1.4
6/21 10:40	66.2	↓-1.5
6/21 10:50	64.7	↓-1.5
6/21 11:00	63.2	↓-1.5
6/21 11:10	61.7	↓-1.5
6/21 11:20	60.1	↓-1.6	最大潮位差
6/21 11:30	58.6	↓-1.5
6/21 11:40	57.1	↓-1.5
6/21 11:50	55.6	↓-1.5
6/21 12:00	54.1	↓-1.5
6/21 12:10	52.7	↓-1.4
6/21 12:20	51.3	↓-1.4
6/21 12:30	49.9	↓-1.4
6/21 12:40	48.7	↓-1.2
6/21 12:50	47.5	↓-1.2
6/21 13:00	46.3	↓-1.2
6/21 13:10	45.3	↓-1.0
6/21 13:20	44.3	↓-1.0
6/21 13:30	43.4	↓-0.9
6/21 13:40	42.7	↓-0.7
6/21 13:50	42.0	↓-0.7
6/21 14:00	41.4	↓-0.6
6/21 14:10	40.9	↓-0.5
6/21 14:20	40.6	↓-0.3
6/21 14:30	40.3	↓-0.3
6/21 14:40	40.2	↓-0.1	干潮
6/21 14:50	40.1	↓-0.1	干潮
6/21 15:00	40.2	↑0.1
6/21 15:10	40.3	↑0.1
6/21 15:20	40.6	↑0.3
6/21 15:30	41.0	↑0.4
6/21 15:40	41.5	↑0.5
6/21 15:50	42.1	↑0.6
6/21 16:00	42.7	↑0.6
6/21 16:10	43.5	↑0.8
6/21 16:20	44.3	↑0.8
6/21 16:30	45.2	↑0.9
6/21 16:40	46.2	↑1.0
6/21 16:50	47.2	↑1.0
6/21 17:00	48.3	↑1.1
6/21 17:10	49.4	↑1.1
6/21 17:20	50.6	↑1.2
6/21 17:30	51.8	↑1.2
6/21 17:40	53.0	↑1.2
6/21 17:50	54.3	↑1.3
6/21 18:00	55.6	↑1.3
6/21 18:10	56.8	↑1.2
6/21 18:20	58.1	↑1.3
6/21 18:30	59.3	↑1.2
6/21 18:40	60.5	↑1.2
6/21 18:50	61.7	↑1.2
6/21 19:00	62.9	↑1.2
6/21 19:10	64.0	↑1.1
6/21 19:20	65.1	↑1.1
6/21 19:30	66.1	↑1.0
6/21 19:40	67.0	↑0.9
6/21 19:50	67.9	↑0.9
6/21 20:00	68.8	↑0.9
6/21 20:10	69.5	↑0.7
6/21 20:20	70.2	↑0.7
6/21 20:30	70.8	↑0.6
6/21 20:40	71.3	↑0.5
6/21 20:50	71.7	↑0.4
6/21 21:00	72.0	↑0.3
6/21 21:10	72.3	↑0.3
6/21 21:20	72.4	↑0.1
6/21 21:30	72.5	↑0.1	満潮
6/21 21:40	72.5	0
6/21 21:50	72.4	↓-0.1
6/21 22:00	72.2	↓-0.2
6/21 22:10	72.0	↓-0.2
6/21 22:20	71.7	↓-0.3
6/21 22:30	71.3	↓-0.4
6/21 22:40	70.8	↓-0.5
6/21 22:50	70.3	↓-0.5
6/21 23:00	69.7	↓-0.6
6/21 23:10	69.1	↓-0.6
6/21 23:20	68.4	↓-0.7
6/21 23:30	67.7	↓-0.7
6/21 23:40	67.0	↓-0.7
6/21 23:50	66.2	↓-0.8