01 (月)	03:18	10:02	16:23	21:40
	93cm	17cm	79cm	43cm
大潮 出 05:02 入 17:49 出 05:50 入 19:40 潮干狩り ○ 08:38～11:26

コイセボイ（北海道）2052年04月01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
4/1 00:00	61.6	↑2.2
4/1 00:10	63.8	↑2.2
4/1 00:20	66.1	↑2.3
4/1 00:30	68.3	↑2.2
4/1 00:40	70.6	↑2.3
4/1 00:50	72.8	↑2.2
4/1 01:00	74.9	↑2.1
4/1 01:10	77.0	↑2.1
4/1 01:20	79.1	↑2.1
4/1 01:30	81.0	↑1.9
4/1 01:40	82.8	↑1.8
4/1 01:50	84.5	↑1.7
4/1 02:00	86.0	↑1.5
4/1 02:10	87.4	↑1.4
4/1 02:20	88.7	↑1.3
4/1 02:30	89.7	↑1.0
4/1 02:40	90.6	↑0.9
4/1 02:50	91.3	↑0.7
4/1 03:00	91.7	↑0.4
4/1 03:10	92.0	↑0.3	満潮
4/1 03:20	92.0	0
4/1 03:30	91.9	↓-0.1
4/1 03:40	91.5	↓-0.4
4/1 03:50	90.9	↓-0.6
4/1 04:00	90.0	↓-0.9
4/1 04:10	89.0	↓-1.0
4/1 04:20	87.8	↓-1.2
4/1 04:30	86.3	↓-1.5
4/1 04:40	84.7	↓-1.6
4/1 04:50	82.9	↓-1.8
4/1 05:00	80.9	↓-2.0
4/1 05:10	78.8	↓-2.1
4/1 05:20	76.5	↓-2.3
4/1 05:30	74.0	↓-2.5
4/1 05:40	71.5	↓-2.5
4/1 05:50	68.8	↓-2.7
4/1 06:00	66.0	↓-2.8
4/1 06:10	63.2	↓-2.8
4/1 06:20	60.3	↓-2.9
4/1 06:30	57.4	↓-2.9
4/1 06:40	54.4	↓-3.0	最大潮位差
4/1 06:50	51.5	↓-2.9
4/1 07:00	48.6	↓-2.9
4/1 07:10	45.7	↓-2.9
4/1 07:20	42.8	↓-2.9
4/1 07:30	40.1	↓-2.7
4/1 07:40	37.4	↓-2.7
4/1 07:50	34.8	↓-2.6
4/1 08:00	32.4	↓-2.4
4/1 08:10	30.1	↓-2.3
4/1 08:20	27.9	↓-2.2
4/1 08:30	25.9	↓-2.0
4/1 08:40	24.1	↓-1.8
4/1 08:50	22.5	↓-1.6
4/1 09:00	21.0	↓-1.5
4/1 09:10	19.8	↓-1.2
4/1 09:20	18.8	↓-1.0
4/1 09:30	18.0	↓-0.8
4/1 09:40	17.4	↓-0.6
4/1 09:50	17.1	↓-0.3
4/1 10:00	16.9	↓-0.2	干潮
4/1 10:10	17.0	↑0.1
4/1 10:20	17.3	↑0.3
4/1 10:30	17.9	↑0.6
4/1 10:40	18.6	↑0.7
4/1 10:50	19.6	↑1.0
4/1 11:00	20.7	↑1.1
4/1 11:10	22.1	↑1.4
4/1 11:20	23.6	↑1.5
4/1 11:30	25.3	↑1.7
4/1 11:40	27.1	↑1.8
4/1 11:50	29.1	↑2.0
4/1 12:00	31.2	↑2.1
4/1 12:10	33.4	↑2.2
4/1 12:20	35.7	↑2.3
4/1 12:30	38.1	↑2.4
4/1 12:40	40.6	↑2.5
4/1 12:50	43.1	↑2.5
4/1 13:00	45.6	↑2.5
4/1 13:10	48.1	↑2.5
4/1 13:20	50.7	↑2.6
4/1 13:30	53.2	↑2.5
4/1 13:40	55.6	↑2.4
4/1 13:50	58.0	↑2.4
4/1 14:00	60.3	↑2.3
4/1 14:10	62.6	↑2.3
4/1 14:20	64.7	↑2.1
4/1 14:30	66.7	↑2.0
4/1 14:40	68.6	↑1.9
4/1 14:50	70.3	↑1.7
4/1 15:00	71.9	↑1.6
4/1 15:10	73.3	↑1.4
4/1 15:20	74.5	↑1.2
4/1 15:30	75.6	↑1.1
4/1 15:40	76.5	↑0.9
4/1 15:50	77.2	↑0.7
4/1 16:00	77.7	↑0.5
4/1 16:10	78.0	↑0.3
4/1 16:20	78.1	↑0.1	満潮
4/1 16:30	78.1	0
4/1 16:40	77.9	↓-0.2
4/1 16:50	77.4	↓-0.5
4/1 17:00	76.9	↓-0.5
4/1 17:10	76.1	↓-0.8
4/1 17:20	75.2	↓-0.9
4/1 17:30	74.2	↓-1.0
4/1 17:40	73.0	↓-1.2
4/1 17:50	71.7	↓-1.3
4/1 18:00	70.3	↓-1.4
4/1 18:10	68.8	↓-1.5
4/1 18:20	67.3	↓-1.5
4/1 18:30	65.6	↓-1.7
4/1 18:40	63.9	↓-1.7
4/1 18:50	62.2	↓-1.7
4/1 19:00	60.5	↓-1.7
4/1 19:10	58.7	↓-1.8
4/1 19:20	57.0	↓-1.7
4/1 19:30	55.3	↓-1.7
4/1 19:40	53.7	↓-1.6
4/1 19:50	52.1	↓-1.6
4/1 20:00	50.6	↓-1.5
4/1 20:10	49.2	↓-1.4
4/1 20:20	47.9	↓-1.3
4/1 20:30	46.7	↓-1.2
4/1 20:40	45.7	↓-1.0
4/1 20:50	44.8	↓-0.9
4/1 21:00	44.0	↓-0.8
4/1 21:10	43.5	↓-0.5
4/1 21:20	43.0	↓-0.5
4/1 21:30	42.8	↓-0.2	干潮
4/1 21:40	42.7	↓-0.1	干潮
4/1 21:50	42.8	↑0.1
4/1 22:00	43.1	↑0.3
4/1 22:10	43.6	↑0.5
4/1 22:20	44.2	↑0.6
4/1 22:30	45.1	↑0.9
4/1 22:40	46.1	↑1.0
4/1 22:50	47.2	↑1.1
4/1 23:00	48.6	↑1.4
4/1 23:10	50.1	↑1.5
4/1 23:20	51.7	↑1.6
4/1 23:30	53.5	↑1.8
4/1 23:40	55.4	↑1.9
4/1 23:50	57.4	↑2.0