12 (金)	03:00	10:19	16:48	20:59
	103cm	7cm	66cm	49cm
中潮 出 04:44 入 18:02 出 20:48 入 05:10 潮干狩り ◎ 08:12～12:36

コイセボイ（北海道）2047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	75.2	↑2.3
4/12 00:10	77.5	↑2.3
4/12 00:20	79.9	↑2.4
4/12 00:30	82.1	↑2.2
4/12 00:40	84.4	↑2.3
4/12 00:50	86.5	↑2.1
4/12 01:00	88.6	↑2.1
4/12 01:10	90.6	↑2.0
4/12 01:20	92.5	↑1.9
4/12 01:30	94.3	↑1.8
4/12 01:40	95.9	↑1.6
4/12 01:50	97.4	↑1.5
4/12 02:00	98.7	↑1.3
4/12 02:10	99.8	↑1.1
4/12 02:20	100.8	↑1.0
4/12 02:30	101.5	↑0.7
4/12 02:40	102.0	↑0.5
4/12 02:50	102.3	↑0.3	満潮
4/12 03:00	102.4	↑0.1	満潮
4/12 03:10	102.3	↓-0.1
4/12 03:20	101.9	↓-0.4
4/12 03:30	101.3	↓-0.6
4/12 03:40	100.5	↓-0.8
4/12 03:50	99.4	↓-1.1
4/12 04:00	98.1	↓-1.3
4/12 04:10	96.6	↓-1.5
4/12 04:20	94.9	↓-1.7
4/12 04:30	92.9	↓-2.0
4/12 04:40	90.8	↓-2.1
4/12 04:50	88.4	↓-2.4
4/12 05:00	85.9	↓-2.5
4/12 05:10	83.2	↓-2.7
4/12 05:20	80.4	↓-2.8
4/12 05:30	77.4	↓-3.0
4/12 05:40	74.3	↓-3.1
4/12 05:50	71.1	↓-3.2
4/12 06:00	67.8	↓-3.3
4/12 06:10	64.4	↓-3.4
4/12 06:20	61.0	↓-3.4
4/12 06:30	57.5	↓-3.5	最大潮位差
4/12 06:40	54.0	↓-3.5	最大潮位差
4/12 06:50	50.5	↓-3.5	最大潮位差
4/12 07:00	47.1	↓-3.4
4/12 07:10	43.6	↓-3.5	最大潮位差
4/12 07:20	40.3	↓-3.3
4/12 07:30	37.0	↓-3.3
4/12 07:40	33.8	↓-3.2
4/12 07:50	30.7	↓-3.1
4/12 08:00	27.8	↓-2.9
4/12 08:10	25.0	↓-2.8
4/12 08:20	22.3	↓-2.7
4/12 08:30	19.8	↓-2.5
4/12 08:40	17.6	↓-2.2
4/12 08:50	15.5	↓-2.1
4/12 09:00	13.6	↓-1.9
4/12 09:10	11.9	↓-1.7
4/12 09:20	10.4	↓-1.5
4/12 09:30	9.2	↓-1.2
4/12 09:40	8.2	↓-1.0
4/12 09:50	7.4	↓-0.8
4/12 10:00	6.9	↓-0.5
4/12 10:10	6.6	↓-0.3	干潮
4/12 10:20	6.5	↓-0.1
4/12 10:30	6.7	↑0.2
4/12 10:40	7.0	↑0.3
4/12 10:50	7.6	↑0.6
4/12 11:00	8.4	↑0.8
4/12 11:10	9.4	↑1.0
4/12 11:20	10.6	↑1.2
4/12 11:30	12.0	↑1.4
4/12 11:40	13.6	↑1.6
4/12 11:50	15.3	↑1.7
4/12 12:00	17.1	↑1.8
4/12 12:10	19.1	↑2.0
4/12 12:20	21.2	↑2.1
4/12 12:30	23.3	↑2.1
4/12 12:40	25.6	↑2.3
4/12 12:50	27.9	↑2.3
4/12 13:00	30.3	↑2.4
4/12 13:10	32.7	↑2.4
4/12 13:20	35.1	↑2.4
4/12 13:30	37.5	↑2.4
4/12 13:40	39.8	↑2.3
4/12 13:50	42.2	↑2.4
4/12 14:00	44.5	↑2.3
4/12 14:10	46.7	↑2.2
4/12 14:20	48.8	↑2.1
4/12 14:30	50.9	↑2.1
4/12 14:40	52.8	↑1.9
4/12 14:50	54.6	↑1.8
4/12 15:00	56.3	↑1.7
4/12 15:10	57.9	↑1.6
4/12 15:20	59.3	↑1.4
4/12 15:30	60.6	↑1.3
4/12 15:40	61.7	↑1.1
4/12 15:50	62.7	↑1.0
4/12 16:00	63.5	↑0.8
4/12 16:10	64.1	↑0.6
4/12 16:20	64.6	↑0.5
4/12 16:30	64.9	↑0.3
4/12 16:40	65.1	↑0.2	満潮
4/12 16:50	65.1	0
4/12 17:00	65.0	↓-0.1
4/12 17:10	64.7	↓-0.3
4/12 17:20	64.3	↓-0.4
4/12 17:30	63.8	↓-0.5
4/12 17:40	63.2	↓-0.6
4/12 17:50	62.5	↓-0.7
4/12 18:00	61.7	↓-0.8
4/12 18:10	60.8	↓-0.9
4/12 18:20	59.9	↓-0.9
4/12 18:30	58.9	↓-1.0
4/12 18:40	57.9	↓-1.0
4/12 18:50	56.9	↓-1.0
4/12 19:00	55.9	↓-1.0
4/12 19:10	54.8	↓-1.1
4/12 19:20	53.8	↓-1.0
4/12 19:30	52.9	↓-0.9
4/12 19:40	52.0	↓-0.9
4/12 19:50	51.1	↓-0.9
4/12 20:00	50.4	↓-0.7
4/12 20:10	49.7	↓-0.7
4/12 20:20	49.2	↓-0.5
4/12 20:30	48.7	↓-0.5
4/12 20:40	48.4	↓-0.3
4/12 20:50	48.2	↓-0.2	干潮
4/12 21:00	48.2	0
4/12 21:10	48.3	↑0.1
4/12 21:20	48.5	↑0.2
4/12 21:30	48.9	↑0.4
4/12 21:40	49.5	↑0.6
4/12 21:50	50.2	↑0.7
4/12 22:00	51.1	↑0.9
4/12 22:10	52.2	↑1.1
4/12 22:20	53.4	↑1.2
4/12 22:30	54.8	↑1.4
4/12 22:40	56.3	↑1.5
4/12 22:50	57.9	↑1.6
4/12 23:00	59.7	↑1.8
4/12 23:10	61.6	↑1.9
4/12 23:20	63.6	↑2.0
4/12 23:30	65.8	↑2.2
4/12 23:40	68.0	↑2.2
4/12 23:50	70.3	↑2.3