6 (水)	02:45	09:04	14:47	20:59
	99cm	43cm	86cm	31cm
大潮 出 05:25 入 16:54 出 04:38 入 17:04

コイセボイ（北海道）2021年10月6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
10/6 00:00	76.2	↑2.4
10/6 00:10	78.5	↑2.3
10/6 00:20	80.7	↑2.2
10/6 00:30	82.9	↑2.2
10/6 00:40	85.0	↑2.1
10/6 00:50	87.0	↑2.0
10/6 01:00	88.8	↑1.8
10/6 01:10	90.6	↑1.8
10/6 01:20	92.2	↑1.6
10/6 01:30	93.6	↑1.4
10/6 01:40	94.9	↑1.3
10/6 01:50	96.0	↑1.1
10/6 02:00	96.9	↑0.9
10/6 02:10	97.7	↑0.8
10/6 02:20	98.2	↑0.5
10/6 02:30	98.6	↑0.4
10/6 02:40	98.8	↑0.2	満潮
10/6 02:50	98.8	0
10/6 03:00	98.6	↓-0.2
10/6 03:10	98.1	↓-0.5
10/6 03:20	97.5	↓-0.6
10/6 03:30	96.8	↓-0.7
10/6 03:40	95.8	↓-1.0
10/6 03:50	94.6	↓-1.2
10/6 04:00	93.3	↓-1.3
10/6 04:10	91.9	↓-1.4
10/6 04:20	90.3	↓-1.6
10/6 04:30	88.5	↓-1.8
10/6 04:40	86.6	↓-1.9
10/6 04:50	84.7	↓-1.9
10/6 05:00	82.6	↓-2.1
10/6 05:10	80.4	↓-2.2
10/6 05:20	78.2	↓-2.2
10/6 05:30	76.0	↓-2.2
10/6 05:40	73.6	↓-2.4
10/6 05:50	71.3	↓-2.3
10/6 06:00	69.0	↓-2.3
10/6 06:10	66.7	↓-2.3
10/6 06:20	64.4	↓-2.3
10/6 06:30	62.2	↓-2.2
10/6 06:40	60.0	↓-2.2
10/6 06:50	57.9	↓-2.1
10/6 07:00	55.9	↓-2.0
10/6 07:10	54.0	↓-1.9
10/6 07:20	52.2	↓-1.8
10/6 07:30	50.5	↓-1.7
10/6 07:40	49.0	↓-1.5
10/6 07:50	47.6	↓-1.4
10/6 08:00	46.4	↓-1.2
10/6 08:10	45.3	↓-1.1
10/6 08:20	44.5	↓-0.8
10/6 08:30	43.8	↓-0.7
10/6 08:40	43.2	↓-0.6
10/6 08:50	42.9	↓-0.3
10/6 09:00	42.8	↓-0.1	干潮
10/6 09:10	42.8	0
10/6 09:20	43.0	↑0.2
10/6 09:30	43.4	↑0.4
10/6 09:40	44.0	↑0.6
10/6 09:50	44.7	↑0.7
10/6 10:00	45.6	↑0.9
10/6 10:10	46.7	↑1.1
10/6 10:20	47.9	↑1.2
10/6 10:30	49.2	↑1.3
10/6 10:40	50.7	↑1.5
10/6 10:50	52.3	↑1.6
10/6 11:00	53.9	↑1.6
10/6 11:10	55.7	↑1.8
10/6 11:20	57.5	↑1.8
10/6 11:30	59.4	↑1.9
10/6 11:40	61.3	↑1.9
10/6 11:50	63.3	↑2.0
10/6 12:00	65.2	↑1.9
10/6 12:10	67.2	↑2.0
10/6 12:20	69.1	↑1.9
10/6 12:30	71.0	↑1.9
10/6 12:40	72.8	↑1.8
10/6 12:50	74.5	↑1.7
10/6 13:00	76.2	↑1.7
10/6 13:10	77.8	↑1.6
10/6 13:20	79.2	↑1.4
10/6 13:30	80.6	↑1.4
10/6 13:40	81.7	↑1.1
10/6 13:50	82.8	↑1.1
10/6 14:00	83.7	↑0.9
10/6 14:10	84.4	↑0.7
10/6 14:20	85.0	↑0.6
10/6 14:30	85.3	↑0.3
10/6 14:40	85.5	↑0.2	満潮
10/6 14:50	85.5	0
10/6 15:00	85.4	↓-0.1
10/6 15:10	85.0	↓-0.4
10/6 15:20	84.5	↓-0.5
10/6 15:30	83.7	↓-0.8
10/6 15:40	82.8	↓-0.9
10/6 15:50	81.8	↓-1.0
10/6 16:00	80.5	↓-1.3
10/6 16:10	79.1	↓-1.4
10/6 16:20	77.5	↓-1.6
10/6 16:30	75.9	↓-1.6
10/6 16:40	74.0	↓-1.9
10/6 16:50	72.1	↓-1.9
10/6 17:00	70.1	↓-2.0
10/6 17:10	67.9	↓-2.2
10/6 17:20	65.7	↓-2.2
10/6 17:30	63.5	↓-2.2
10/6 17:40	61.2	↓-2.3
10/6 17:50	58.8	↓-2.4
10/6 18:00	56.5	↓-2.3
10/6 18:10	54.2	↓-2.3
10/6 18:20	51.9	↓-2.3
10/6 18:30	49.6	↓-2.3
10/6 18:40	47.4	↓-2.2
10/6 18:50	45.3	↓-2.1
10/6 19:00	43.2	↓-2.1
10/6 19:10	41.3	↓-1.9
10/6 19:20	39.5	↓-1.8
10/6 19:30	37.8	↓-1.7
10/6 19:40	36.2	↓-1.6
10/6 19:50	34.9	↓-1.3
10/6 20:00	33.6	↓-1.3
10/6 20:10	32.6	↓-1.0
10/6 20:20	31.7	↓-0.9
10/6 20:30	31.1	↓-0.6
10/6 20:40	30.6	↓-0.5
10/6 20:50	30.3	↓-0.3	干潮
10/6 21:00	30.3	0
10/6 21:10	30.4	↑0.1
10/6 21:20	30.8	↑0.4
10/6 21:30	31.3	↑0.5
10/6 21:40	32.1	↑0.8
10/6 21:50	33.0	↑0.9
10/6 22:00	34.2	↑1.2
10/6 22:10	35.5	↑1.3
10/6 22:20	37.0	↑1.5
10/6 22:30	38.7	↑1.7
10/6 22:40	40.5	↑1.8
10/6 22:50	42.5	↑2.0
10/6 23:00	44.6	↑2.1
10/6 23:10	46.8	↑2.2
10/6 23:20	49.2	↑2.4
10/6 23:30	51.6	↑2.4
10/6 23:40	54.1	↑2.5	最大潮位差
10/6 23:50	56.6	↑2.5	最大潮位差