12 (火)	07:33	00:42	17:20	09:40
	64cm	23cm	117cm	62cm
中潮 出 06:47 入 15:44 出 11:11 入 21:33

コイセボイ（北海道）2056年12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
12/12 00:00	24.1	↓-0.9
12/12 00:10	23.5	↓-0.6
12/12 00:20	23.0	↓-0.5
12/12 00:30	22.7	↓-0.3
12/12 00:40	22.6	↓-0.1	干潮
12/12 00:50	22.7	↑0.1
12/12 01:00	22.9	↑0.2
12/12 01:10	23.3	↑0.4
12/12 01:20	23.8	↑0.5
12/12 01:30	24.5	↑0.7
12/12 01:40	25.4	↑0.9
12/12 01:50	26.3	↑0.9
12/12 02:00	27.4	↑1.1
12/12 02:10	28.6	↑1.2
12/12 02:20	29.9	↑1.3
12/12 02:30	31.3	↑1.4
12/12 02:40	32.7	↑1.4
12/12 02:50	34.2	↑1.5
12/12 03:00	35.7	↑1.5
12/12 03:10	37.3	↑1.6
12/12 03:20	38.9	↑1.6
12/12 03:30	40.6	↑1.7
12/12 03:40	42.2	↑1.6
12/12 03:50	43.8	↑1.6
12/12 04:00	45.4	↑1.6
12/12 04:10	47.0	↑1.6
12/12 04:20	48.5	↑1.5
12/12 04:30	50.0	↑1.5
12/12 04:40	51.4	↑1.4
12/12 04:50	52.7	↑1.3
12/12 05:00	54.0	↑1.3
12/12 05:10	55.2	↑1.2
12/12 05:20	56.4	↑1.2
12/12 05:30	57.4	↑1.0
12/12 05:40	58.3	↑0.9
12/12 05:50	59.2	↑0.9
12/12 06:00	60.0	↑0.8
12/12 06:10	60.7	↑0.7
12/12 06:20	61.2	↑0.5
12/12 06:30	61.7	↑0.5
12/12 06:40	62.2	↑0.5
12/12 06:50	62.5	↑0.3
12/12 07:00	62.7	↑0.2
12/12 07:10	62.9	↑0.2
12/12 07:20	63.0	↑0.1
12/12 07:30	63.0	0	満潮
12/12 07:40	63.0	0
12/12 07:50	63.0	0
12/12 08:00	62.9	↓-0.1
12/12 08:10	62.7	↓-0.2
12/12 08:20	62.6	↓-0.1
12/12 08:30	62.4	↓-0.2
12/12 08:40	62.2	↓-0.2
12/12 08:50	62.0	↓-0.2
12/12 09:00	61.9	↓-0.1
12/12 09:10	61.7	↓-0.2
12/12 09:20	61.6	↓-0.1
12/12 09:30	61.5	↓-0.1	干潮
12/12 09:40	61.5	0	干潮
12/12 09:50	61.5	0
12/12 10:00	61.6	↑0.1
12/12 10:10	61.8	↑0.2
12/12 10:20	62.0	↑0.2
12/12 10:30	62.4	↑0.4
12/12 10:40	62.8	↑0.4
12/12 10:50	63.3	↑0.5
12/12 11:00	63.9	↑0.6
12/12 11:10	64.6	↑0.7
12/12 11:20	65.4	↑0.8
12/12 11:30	66.4	↑1.0
12/12 11:40	67.4	↑1.0
12/12 11:50	68.5	↑1.1
12/12 12:00	69.7	↑1.2
12/12 12:10	71.0	↑1.3
12/12 12:20	72.5	↑1.5
12/12 12:30	74.0	↑1.5
12/12 12:40	75.6	↑1.6
12/12 12:50	77.2	↑1.6
12/12 13:00	79.0	↑1.8
12/12 13:10	80.8	↑1.8
12/12 13:20	82.7	↑1.9
12/12 13:30	84.6	↑1.9
12/12 13:40	86.5	↑1.9
12/12 13:50	88.5	↑2.0
12/12 14:00	90.5	↑2.0
12/12 14:10	92.5	↑2.0
12/12 14:20	94.6	↑2.1
12/12 14:30	96.5	↑1.9
12/12 14:40	98.5	↑2.0
12/12 14:50	100.4	↑1.9
12/12 15:00	102.3	↑1.9
12/12 15:10	104.1	↑1.8
12/12 15:20	105.8	↑1.7
12/12 15:30	107.5	↑1.7
12/12 15:40	109.0	↑1.5
12/12 15:50	110.4	↑1.4
12/12 16:00	111.8	↑1.4
12/12 16:10	112.9	↑1.1
12/12 16:20	114.0	↑1.1
12/12 16:30	114.9	↑0.9
12/12 16:40	115.7	↑0.8
12/12 16:50	116.2	↑0.5
12/12 17:00	116.7	↑0.5
12/12 17:10	116.9	↑0.2	満潮
12/12 17:20	117.0	↑0.1	満潮
12/12 17:30	116.9	↓-0.1
12/12 17:40	116.6	↓-0.3
12/12 17:50	116.1	↓-0.5
12/12 18:00	115.5	↓-0.6
12/12 18:10	114.6	↓-0.9
12/12 18:20	113.6	↓-1.0
12/12 18:30	112.4	↓-1.2
12/12 18:40	111.1	↓-1.3
12/12 18:50	109.5	↓-1.6
12/12 19:00	107.9	↓-1.6
12/12 19:10	106.0	↓-1.9
12/12 19:20	104.0	↓-2.0
12/12 19:30	101.9	↓-2.1
12/12 19:40	99.6	↓-2.3
12/12 19:50	97.2	↓-2.4
12/12 20:00	94.7	↓-2.5
12/12 20:10	92.1	↓-2.6
12/12 20:20	89.5	↓-2.6
12/12 20:30	86.7	↓-2.8
12/12 20:40	83.9	↓-2.8
12/12 20:50	81.0	↓-2.9
12/12 21:00	78.2	↓-2.8
12/12 21:10	75.3	↓-2.9
12/12 21:20	72.3	↓-3.0	最大潮位差
12/12 21:30	69.4	↓-2.9
12/12 21:40	66.5	↓-2.9
12/12 21:50	63.7	↓-2.8
12/12 22:00	60.9	↓-2.8
12/12 22:10	58.1	↓-2.8
12/12 22:20	55.5	↓-2.6
12/12 22:30	52.9	↓-2.6
12/12 22:40	50.4	↓-2.5
12/12 22:50	48.0	↓-2.4
12/12 23:00	45.7	↓-2.3
12/12 23:10	43.5	↓-2.2
12/12 23:20	41.5	↓-2.0
12/12 23:30	39.6	↓-1.9
12/12 23:40	37.9	↓-1.7
12/12 23:50	36.3	↓-1.6