12 (月)	02:59	05:30	12:52	20:53
	67cm	65cm	118cm	22cm
大潮 出 06:46 入 15:44 出 04:26 入 14:19

コイセボイ（北海道）2050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	54.2	↑1.4
12/12 00:10	55.6	↑1.4
12/12 00:20	56.9	↑1.3
12/12 00:30	58.1	↑1.2
12/12 00:40	59.2	↑1.1
12/12 00:50	60.3	↑1.1
12/12 01:00	61.3	↑1.0
12/12 01:10	62.3	↑1.0
12/12 01:20	63.1	↑0.8
12/12 01:30	63.8	↑0.7
12/12 01:40	64.5	↑0.7
12/12 01:50	65.1	↑0.6
12/12 02:00	65.6	↑0.5
12/12 02:10	66.0	↑0.4
12/12 02:20	66.3	↑0.3
12/12 02:30	66.5	↑0.2
12/12 02:40	66.7	↑0.2
12/12 02:50	66.7	0	満潮
12/12 03:00	66.8	↑0.1
12/12 03:10	66.7	↓-0.1
12/12 03:20	66.6	↓-0.1
12/12 03:30	66.5	↓-0.1
12/12 03:40	66.3	↓-0.2
12/12 03:50	66.1	↓-0.2
12/12 04:00	65.9	↓-0.2
12/12 04:10	65.6	↓-0.3
12/12 04:20	65.4	↓-0.2
12/12 04:30	65.1	↓-0.3
12/12 04:40	64.9	↓-0.2
12/12 04:50	64.7	↓-0.2
12/12 05:00	64.5	↓-0.2
12/12 05:10	64.4	↓-0.1
12/12 05:20	64.3	↓-0.1	干潮
12/12 05:30	64.3	0	干潮
12/12 05:40	64.4	↑0.1
12/12 05:50	64.5	↑0.1
12/12 06:00	64.7	↑0.2
12/12 06:10	64.9	↑0.2
12/12 06:20	65.3	↑0.4
12/12 06:30	65.8	↑0.5
12/12 06:40	66.3	↑0.5
12/12 06:50	67.0	↑0.7
12/12 07:00	67.8	↑0.8
12/12 07:10	68.6	↑0.8
12/12 07:20	69.6	↑1.0
12/12 07:30	70.7	↑1.1
12/12 07:40	71.9	↑1.2
12/12 07:50	73.1	↑1.2
12/12 08:00	74.5	↑1.4
12/12 08:10	76.0	↑1.5
12/12 08:20	77.5	↑1.5
12/12 08:30	79.2	↑1.7
12/12 08:40	80.9	↑1.7
12/12 08:50	82.6	↑1.7
12/12 09:00	84.5	↑1.9
12/12 09:10	86.4	↑1.9
12/12 09:20	88.3	↑1.9
12/12 09:30	90.2	↑1.9
12/12 09:40	92.2	↑2.0
12/12 09:50	94.2	↑2.0
12/12 10:00	96.1	↑1.9
12/12 10:10	98.1	↑2.0
12/12 10:20	100.0	↑1.9
12/12 10:30	101.9	↑1.9
12/12 10:40	103.7	↑1.8
12/12 10:50	105.4	↑1.7
12/12 11:00	107.1	↑1.7
12/12 11:10	108.7	↑1.6
12/12 11:20	110.2	↑1.5
12/12 11:30	111.5	↑1.3
12/12 11:40	112.8	↑1.3
12/12 11:50	113.9	↑1.1
12/12 12:00	114.8	↑0.9
12/12 12:10	115.6	↑0.8
12/12 12:20	116.3	↑0.7
12/12 12:30	116.7	↑0.4
12/12 12:40	117.0	↑0.3
12/12 12:50	117.1	↑0.1	満潮
12/12 13:00	117.1	0
12/12 13:10	116.8	↓-0.3
12/12 13:20	116.4	↓-0.4
12/12 13:30	115.7	↓-0.7
12/12 13:40	114.9	↓-0.8
12/12 13:50	113.9	↓-1.0
12/12 14:00	112.6	↓-1.3
12/12 14:10	111.2	↓-1.4
12/12 14:20	109.6	↓-1.6
12/12 14:30	107.9	↓-1.7
12/12 14:40	105.9	↓-2.0
12/12 14:50	103.8	↓-2.1
12/12 15:00	101.6	↓-2.2
12/12 15:10	99.2	↓-2.4
12/12 15:20	96.6	↓-2.6
12/12 15:30	94.0	↓-2.6
12/12 15:40	91.2	↓-2.8
12/12 15:50	88.3	↓-2.9
12/12 16:00	85.4	↓-2.9
12/12 16:10	82.3	↓-3.1
12/12 16:20	79.2	↓-3.1
12/12 16:30	76.1	↓-3.1
12/12 16:40	72.9	↓-3.2	最大潮位差
12/12 16:50	69.7	↓-3.2	最大潮位差
12/12 17:00	66.5	↓-3.2	最大潮位差
12/12 17:10	63.4	↓-3.1
12/12 17:20	60.2	↓-3.2	最大潮位差
12/12 17:30	57.1	↓-3.1
12/12 17:40	54.1	↓-3.0
12/12 17:50	51.1	↓-3.0
12/12 18:00	48.2	↓-2.9
12/12 18:10	45.4	↓-2.8
12/12 18:20	42.8	↓-2.6
12/12 18:30	40.2	↓-2.6
12/12 18:40	37.8	↓-2.4
12/12 18:50	35.5	↓-2.3
12/12 19:00	33.4	↓-2.1
12/12 19:10	31.4	↓-2.0
12/12 19:20	29.6	↓-1.8
12/12 19:30	28.0	↓-1.6
12/12 19:40	26.6	↓-1.4
12/12 19:50	25.3	↓-1.3
12/12 20:00	24.3	↓-1.0
12/12 20:10	23.4	↓-0.9
12/12 20:20	22.7	↓-0.7
12/12 20:30	22.2	↓-0.5
12/12 20:40	21.9	↓-0.3
12/12 20:50	21.8	↓-0.1	干潮
12/12 21:00	21.8	0
12/12 21:10	22.1	↑0.3
12/12 21:20	22.5	↑0.4
12/12 21:30	23.0	↑0.5
12/12 21:40	23.8	↑0.8
12/12 21:50	24.6	↑0.8
12/12 22:00	25.6	↑1.0
12/12 22:10	26.8	↑1.2
12/12 22:20	28.0	↑1.2
12/12 22:30	29.4	↑1.4
12/12 22:40	30.8	↑1.4
12/12 22:50	32.4	↑1.6
12/12 23:00	34.0	↑1.6
12/12 23:10	35.6	↑1.6
12/12 23:20	37.4	↑1.8
12/12 23:30	39.1	↑1.7
12/12 23:40	40.9	↑1.8
12/12 23:50	42.7	↑1.8