12 (水)	01:52	06:28	12:57	19:58
	62cm	48cm	87cm	30cm
中潮 出 04:43 入 18:03 出 03:53 入 15:11

コイセボイ（北海道）2056年04月12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
4/12 00:00	55.8	↑1.1
4/12 00:10	56.8	↑1.0
4/12 00:20	57.7	↑0.9
4/12 00:30	58.5	↑0.8
4/12 00:40	59.2	↑0.7
4/12 00:50	59.9	↑0.7
4/12 01:00	60.4	↑0.5
4/12 01:10	60.9	↑0.5
4/12 01:20	61.2	↑0.3
4/12 01:30	61.5	↑0.3
4/12 01:40	61.6	↑0.1
4/12 01:50	61.7	↑0.1	満潮
4/12 02:00	61.7	0
4/12 02:10	61.5	↓-0.2
4/12 02:20	61.3	↓-0.2
4/12 02:30	61.0	↓-0.3
4/12 02:40	60.6	↓-0.4
4/12 02:50	60.1	↓-0.5
4/12 03:00	59.6	↓-0.5
4/12 03:10	59.0	↓-0.6
4/12 03:20	58.4	↓-0.6
4/12 03:30	57.7	↓-0.7
4/12 03:40	57.0	↓-0.7
4/12 03:50	56.3	↓-0.7
4/12 04:00	55.5	↓-0.8
4/12 04:10	54.7	↓-0.8
4/12 04:20	54.0	↓-0.7
4/12 04:30	53.2	↓-0.8
4/12 04:40	52.5	↓-0.7
4/12 04:50	51.7	↓-0.8
4/12 05:00	51.1	↓-0.6
4/12 05:10	50.4	↓-0.7
4/12 05:20	49.8	↓-0.6
4/12 05:30	49.3	↓-0.5
4/12 05:40	48.9	↓-0.4
4/12 05:50	48.5	↓-0.4
4/12 06:00	48.2	↓-0.3
4/12 06:10	48.0	↓-0.2
4/12 06:20	47.9	↓-0.1	干潮
4/12 06:30	47.8	↓-0.1
4/12 06:40	47.9	↑0.1
4/12 06:50	48.1	↑0.2
4/12 07:00	48.4	↑0.3
4/12 07:10	48.8	↑0.4
4/12 07:20	49.3	↑0.5
4/12 07:30	49.9	↑0.6
4/12 07:40	50.6	↑0.7
4/12 07:50	51.4	↑0.8
4/12 08:00	52.3	↑0.9
4/12 08:10	53.3	↑1.0
4/12 08:20	54.4	↑1.1
4/12 08:30	55.5	↑1.1
4/12 08:40	56.8	↑1.3
4/12 08:50	58.1	↑1.3
4/12 09:00	59.5	↑1.4
4/12 09:10	60.9	↑1.4
4/12 09:20	62.4	↑1.5
4/12 09:30	63.9	↑1.5
4/12 09:40	65.5	↑1.6
4/12 09:50	67.1	↑1.6
4/12 10:00	68.6	↑1.5
4/12 10:10	70.2	↑1.6
4/12 10:20	71.7	↑1.5
4/12 10:30	73.3	↑1.6
4/12 10:40	74.7	↑1.4
4/12 10:50	76.2	↑1.5
4/12 11:00	77.5	↑1.3
4/12 11:10	78.9	↑1.4
4/12 11:20	80.1	↑1.2
4/12 11:30	81.2	↑1.1
4/12 11:40	82.3	↑1.1
4/12 11:50	83.2	↑0.9
4/12 12:00	84.0	↑0.8
4/12 12:10	84.7	↑0.7
4/12 12:20	85.3	↑0.6
4/12 12:30	85.8	↑0.5
4/12 12:40	86.1	↑0.3
4/12 12:50	86.2	↑0.1	満潮
4/12 13:00	86.2	0
4/12 13:10	86.1	↓-0.1
4/12 13:20	85.8	↓-0.3
4/12 13:30	85.4	↓-0.4
4/12 13:40	84.8	↓-0.6
4/12 13:50	84.1	↓-0.7
4/12 14:00	83.2	↓-0.9
4/12 14:10	82.2	↓-1.0
4/12 14:20	81.0	↓-1.2
4/12 14:30	79.8	↓-1.2
4/12 14:40	78.4	↓-1.4
4/12 14:50	76.8	↓-1.6
4/12 15:00	75.2	↓-1.6
4/12 15:10	73.5	↓-1.7
4/12 15:20	71.7	↓-1.8
4/12 15:30	69.8	↓-1.9
4/12 15:40	67.8	↓-2.0
4/12 15:50	65.8	↓-2.0
4/12 16:00	63.7	↓-2.1
4/12 16:10	61.6	↓-2.1
4/12 16:20	59.4	↓-2.2	最大潮位差
4/12 16:30	57.3	↓-2.1
4/12 16:40	55.1	↓-2.2	最大潮位差
4/12 16:50	53.0	↓-2.1
4/12 17:00	50.9	↓-2.1
4/12 17:10	48.9	↓-2.0
4/12 17:20	46.8	↓-2.1
4/12 17:30	44.9	↓-1.9
4/12 17:40	43.0	↓-1.9
4/12 17:50	41.2	↓-1.8
4/12 18:00	39.5	↓-1.7
4/12 18:10	38.0	↓-1.5
4/12 18:20	36.5	↓-1.5
4/12 18:30	35.1	↓-1.4
4/12 18:40	33.9	↓-1.2
4/12 18:50	32.8	↓-1.1
4/12 19:00	31.9	↓-0.9
4/12 19:10	31.1	↓-0.8
4/12 19:20	30.4	↓-0.7
4/12 19:30	30.0	↓-0.4
4/12 19:40	29.6	↓-0.4
4/12 19:50	29.4	↓-0.2	干潮
4/12 20:00	29.4	0
4/12 20:10	29.5	↑0.1
4/12 20:20	29.8	↑0.3
4/12 20:30	30.2	↑0.4
4/12 20:40	30.8	↑0.6
4/12 20:50	31.5	↑0.7
4/12 21:00	32.3	↑0.8
4/12 21:10	33.3	↑1.0
4/12 21:20	34.4	↑1.1
4/12 21:30	35.5	↑1.1
4/12 21:40	36.8	↑1.3
4/12 21:50	38.2	↑1.4
4/12 22:00	39.6	↑1.4
4/12 22:10	41.1	↑1.5
4/12 22:20	42.7	↑1.6
4/12 22:30	44.3	↑1.6
4/12 22:40	45.9	↑1.6
4/12 22:50	47.6	↑1.7
4/12 23:00	49.2	↑1.6
4/12 23:10	50.8	↑1.6
4/12 23:20	52.5	↑1.7
4/12 23:30	54.0	↑1.5
4/12 23:40	55.6	↑1.6
4/12 23:50	57.1	↑1.5