7 (火)	06:34	07:33	15:41	23:56
	62cm	62cm	132cm	15cm
中潮 出 06:42 入 15:44 出 09:54 入 18:35

コイセボイ（北海道）2021年12月7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
12/7 00:00	13.2	↑0.8
12/7 00:10	14.2	↑1.0
12/7 00:20	15.3	↑1.1
12/7 00:30	16.6	↑1.3
12/7 00:40	18.0	↑1.4
12/7 00:50	19.5	↑1.5
12/7 01:00	21.1	↑1.6
12/7 01:10	22.9	↑1.8
12/7 01:20	24.6	↑1.7
12/7 01:30	26.5	↑1.9
12/7 01:40	28.4	↑1.9
12/7 01:50	30.3	↑1.9
12/7 02:00	32.3	↑2.0
12/7 02:10	34.2	↑1.9
12/7 02:20	36.2	↑2.0
12/7 02:30	38.1	↑1.9
12/7 02:40	40.0	↑1.9
12/7 02:50	41.9	↑1.9
12/7 03:00	43.7	↑1.8
12/7 03:10	45.4	↑1.7
12/7 03:20	47.1	↑1.7
12/7 03:30	48.7	↑1.6
12/7 03:40	50.2	↑1.5
12/7 03:50	51.6	↑1.4
12/7 04:00	52.9	↑1.3
12/7 04:10	54.1	↑1.2
12/7 04:20	55.3	↑1.2
12/7 04:30	56.3	↑1.0
12/7 04:40	57.2	↑0.9
12/7 04:50	58.0	↑0.8
12/7 05:00	58.7	↑0.7
12/7 05:10	59.3	↑0.6
12/7 05:20	59.8	↑0.5
12/7 05:30	60.2	↑0.4
12/7 05:40	60.6	↑0.4
12/7 05:50	60.8	↑0.2
12/7 06:00	61.0	↑0.2
12/7 06:10	61.1	↑0.1
12/7 06:20	61.2	↑0.1
12/7 06:30	61.2	0	満潮
12/7 06:40	61.2	0
12/7 06:50	61.2	0
12/7 07:00	61.2	0
12/7 07:10	61.1	↓-0.1
12/7 07:20	61.1	0
12/7 07:30	61.1	0	干潮
12/7 07:40	61.1	0
12/7 07:50	61.1	0
12/7 08:00	61.2	↑0.1
12/7 08:10	61.4	↑0.2
12/7 08:20	61.6	↑0.2
12/7 08:30	61.9	↑0.3
12/7 08:40	62.3	↑0.4
12/7 08:50	62.8	↑0.5
12/7 09:00	63.4	↑0.6
12/7 09:10	64.1	↑0.7
12/7 09:20	64.9	↑0.8
12/7 09:30	65.8	↑0.9
12/7 09:40	66.9	↑1.1
12/7 09:50	68.0	↑1.1
12/7 10:00	69.3	↑1.3
12/7 10:10	70.7	↑1.4
12/7 10:20	72.3	↑1.6
12/7 10:30	73.9	↑1.6
12/7 10:40	75.7	↑1.8
12/7 10:50	77.5	↑1.8
12/7 11:00	79.5	↑2.0
12/7 11:10	81.6	↑2.1
12/7 11:20	83.7	↑2.1
12/7 11:30	86.0	↑2.3
12/7 11:40	88.3	↑2.3
12/7 11:50	90.7	↑2.4
12/7 12:00	93.1	↑2.4
12/7 12:10	95.5	↑2.4
12/7 12:20	98.0	↑2.5
12/7 12:30	100.5	↑2.5
12/7 12:40	103.0	↑2.5
12/7 12:50	105.5	↑2.5
12/7 13:00	107.9	↑2.4
12/7 13:10	110.3	↑2.4
12/7 13:20	112.6	↑2.3
12/7 13:30	114.9	↑2.3
12/7 13:40	117.0	↑2.1
12/7 13:50	119.1	↑2.1
12/7 14:00	121.0	↑1.9
12/7 14:10	122.8	↑1.8
12/7 14:20	124.5	↑1.7
12/7 14:30	126.0	↑1.5
12/7 14:40	127.3	↑1.3
12/7 14:50	128.5	↑1.2
12/7 15:00	129.4	↑0.9
12/7 15:10	130.2	↑0.8
12/7 15:20	130.8	↑0.6
12/7 15:30	131.1	↑0.3
12/7 15:40	131.2	↑0.1	満潮
12/7 15:50	131.1	↓-0.1
12/7 16:00	130.8	↓-0.3
12/7 16:10	130.2	↓-0.6
12/7 16:20	129.4	↓-0.8
12/7 16:30	128.4	↓-1.0
12/7 16:40	127.1	↓-1.3
12/7 16:50	125.6	↓-1.5
12/7 17:00	123.9	↓-1.7
12/7 17:10	122.0	↓-1.9
12/7 17:20	119.8	↓-2.2
12/7 17:30	117.5	↓-2.3
12/7 17:40	115.0	↓-2.5
12/7 17:50	112.2	↓-2.8
12/7 18:00	109.4	↓-2.8
12/7 18:10	106.3	↓-3.1
12/7 18:20	103.1	↓-3.2
12/7 18:30	99.8	↓-3.3
12/7 18:40	96.3	↓-3.5
12/7 18:50	92.8	↓-3.5
12/7 19:00	89.1	↓-3.7
12/7 19:10	85.4	↓-3.7
12/7 19:20	81.7	↓-3.7
12/7 19:30	77.9	↓-3.8
12/7 19:40	74.0	↓-3.9	最大潮位差
12/7 19:50	70.2	↓-3.8
12/7 20:00	66.4	↓-3.8
12/7 20:10	62.7	↓-3.7
12/7 20:20	58.9	↓-3.8
12/7 20:30	55.3	↓-3.6
12/7 20:40	51.7	↓-3.6
12/7 20:50	48.2	↓-3.5
12/7 21:00	44.9	↓-3.3
12/7 21:10	41.6	↓-3.3
12/7 21:20	38.5	↓-3.1
12/7 21:30	35.6	↓-2.9
12/7 21:40	32.8	↓-2.8
12/7 21:50	30.1	↓-2.7
12/7 22:00	27.7	↓-2.4
12/7 22:10	25.4	↓-2.3
12/7 22:20	23.4	↓-2.0
12/7 22:30	21.5	↓-1.9
12/7 22:40	19.9	↓-1.6
12/7 22:50	18.4	↓-1.5
12/7 23:00	17.2	↓-1.2
12/7 23:10	16.2	↓-1.0
12/7 23:20	15.4	↓-0.8
12/7 23:30	14.7	↓-0.7
12/7 23:40	14.3	↓-0.4
12/7 23:50	14.1	↓-0.2	干潮