9 (火)	01:44	08:05	14:37	20:19
	76cm	26cm	82cm	44cm
大潮 出 04:50 入 17:58 出 16:41 入 03:38

コイセボイ（北海道）2047年04月9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
4/9 00:00	68.2	↑1.4
4/9 00:10	69.5	↑1.3
4/9 00:20	70.7	↑1.2
4/9 00:30	71.8	↑1.1
4/9 00:40	72.8	↑1.0
4/9 00:50	73.7	↑0.9
4/9 01:00	74.4	↑0.7
4/9 01:10	75.0	↑0.6
4/9 01:20	75.5	↑0.5
4/9 01:30	75.7	↑0.2
4/9 01:40	75.9	↑0.2	満潮
4/9 01:50	75.9	0
4/9 02:00	75.7	↓-0.2
4/9 02:10	75.3	↓-0.4
4/9 02:20	74.8	↓-0.5
4/9 02:30	74.1	↓-0.7
4/9 02:40	73.3	↓-0.8
4/9 02:50	72.3	↓-1.0
4/9 03:00	71.2	↓-1.1
4/9 03:10	70.0	↓-1.2
4/9 03:20	68.6	↓-1.4
4/9 03:30	67.1	↓-1.5
4/9 03:40	65.4	↓-1.7
4/9 03:50	63.7	↓-1.7
4/9 04:00	61.9	↓-1.8
4/9 04:10	60.0	↓-1.9
4/9 04:20	58.0	↓-2.0
4/9 04:30	56.0	↓-2.0
4/9 04:40	53.9	↓-2.1
4/9 04:50	51.8	↓-2.1
4/9 05:00	49.7	↓-2.1
4/9 05:10	47.7	↓-2.0
4/9 05:20	45.6	↓-2.1
4/9 05:30	43.5	↓-2.1
4/9 05:40	41.5	↓-2.0
4/9 05:50	39.6	↓-1.9
4/9 06:00	37.7	↓-1.9
4/9 06:10	36.0	↓-1.7
4/9 06:20	34.3	↓-1.7
4/9 06:30	32.7	↓-1.6
4/9 06:40	31.3	↓-1.4
4/9 06:50	30.0	↓-1.3
4/9 07:00	28.8	↓-1.2
4/9 07:10	27.8	↓-1.0
4/9 07:20	27.0	↓-0.8
4/9 07:30	26.3	↓-0.7
4/9 07:40	25.8	↓-0.5
4/9 07:50	25.4	↓-0.4
4/9 08:00	25.3	↓-0.1	干潮
4/9 08:10	25.3	0
4/9 08:20	25.5	↑0.2
4/9 08:30	25.9	↑0.4
4/9 08:40	26.4	↑0.5
4/9 08:50	27.2	↑0.8
4/9 09:00	28.1	↑0.9
4/9 09:10	29.2	↑1.1
4/9 09:20	30.4	↑1.2
4/9 09:30	31.8	↑1.4
4/9 09:40	33.3	↑1.5
4/9 09:50	35.0	↑1.7
4/9 10:00	36.8	↑1.8
4/9 10:10	38.6	↑1.8
4/9 10:20	40.6	↑2.0
4/9 10:30	42.7	↑2.1
4/9 10:40	44.8	↑2.1
4/9 10:50	47.0	↑2.2
4/9 11:00	49.3	↑2.3	最大潮位差
4/9 11:10	51.5	↑2.2
4/9 11:20	53.8	↑2.3	最大潮位差
4/9 11:30	56.1	↑2.3	最大潮位差
4/9 11:40	58.3	↑2.2
4/9 11:50	60.6	↑2.3	最大潮位差
4/9 12:00	62.7	↑2.1
4/9 12:10	64.9	↑2.2
4/9 12:20	66.9	↑2.0
4/9 12:30	68.8	↑1.9
4/9 12:40	70.7	↑1.9
4/9 12:50	72.4	↑1.7
4/9 13:00	74.1	↑1.7
4/9 13:10	75.5	↑1.4
4/9 13:20	76.9	↑1.4
4/9 13:30	78.1	↑1.2
4/9 13:40	79.1	↑1.0
4/9 13:50	80.0	↑0.9
4/9 14:00	80.7	↑0.7
4/9 14:10	81.2	↑0.5
4/9 14:20	81.6	↑0.4
4/9 14:30	81.8	↑0.2	満潮
4/9 14:40	81.8	0
4/9 14:50	81.6	↓-0.2
4/9 15:00	81.3	↓-0.3
4/9 15:10	80.8	↓-0.5
4/9 15:20	80.2	↓-0.6
4/9 15:30	79.4	↓-0.8
4/9 15:40	78.5	↓-0.9
4/9 15:50	77.4	↓-1.1
4/9 16:00	76.2	↓-1.2
4/9 16:10	74.9	↓-1.3
4/9 16:20	73.5	↓-1.4
4/9 16:30	71.9	↓-1.6
4/9 16:40	70.4	↓-1.5
4/9 16:50	68.7	↓-1.7
4/9 17:00	67.0	↓-1.7
4/9 17:10	65.3	↓-1.7
4/9 17:20	63.5	↓-1.8
4/9 17:30	61.8	↓-1.7
4/9 17:40	60.0	↓-1.8
4/9 17:50	58.3	↓-1.7
4/9 18:00	56.6	↓-1.7
4/9 18:10	54.9	↓-1.7
4/9 18:20	53.3	↓-1.6
4/9 18:30	51.8	↓-1.5
4/9 18:40	50.4	↓-1.4
4/9 18:50	49.0	↓-1.4
4/9 19:00	47.8	↓-1.2
4/9 19:10	46.7	↓-1.1
4/9 19:20	45.8	↓-0.9
4/9 19:30	45.0	↓-0.8
4/9 19:40	44.3	↓-0.7
4/9 19:50	43.8	↓-0.5
4/9 20:00	43.4	↓-0.4
4/9 20:10	43.2	↓-0.2	干潮
4/9 20:20	43.1	↓-0.1
4/9 20:30	43.3	↑0.2
4/9 20:40	43.5	↑0.2
4/9 20:50	44.0	↑0.5
4/9 21:00	44.6	↑0.6
4/9 21:10	45.3	↑0.7
4/9 21:20	46.3	↑1.0
4/9 21:30	47.3	↑1.0
4/9 21:40	48.5	↑1.2
4/9 21:50	49.8	↑1.3
4/9 22:00	51.2	↑1.4
4/9 22:10	52.7	↑1.5
4/9 22:20	54.4	↑1.7
4/9 22:30	56.1	↑1.7
4/9 22:40	57.8	↑1.7
4/9 22:50	59.7	↑1.9
4/9 23:00	61.5	↑1.8
4/9 23:10	63.4	↑1.9
4/9 23:20	65.3	↑1.9
4/9 23:30	67.2	↑1.9
4/9 23:40	69.1	↑1.9
4/9 23:50	70.9	↑1.8