31 (水)	07:10	00:51	18:15	11:49
	77cm	36cm	100cm	61cm
小潮 出 06:56 入 15:54 出 23:01 入 10:43

コイセボイ（北海道）2053年12月31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
12/31 00:00	38.1	↓-0.9
12/31 00:10	37.3	↓-0.8
12/31 00:20	36.7	↓-0.6
12/31 00:30	36.3	↓-0.4
12/31 00:40	36.0	↓-0.3
12/31 00:50	36.0	0	干潮
12/31 01:00	36.0	0
12/31 01:10	36.3	↑0.3
12/31 01:20	36.7	↑0.4
12/31 01:30	37.3	↑0.6
12/31 01:40	38.0	↑0.7
12/31 01:50	38.8	↑0.8
12/31 02:00	39.8	↑1.0
12/31 02:10	40.9	↑1.1
12/31 02:20	42.1	↑1.2
12/31 02:30	43.4	↑1.3
12/31 02:40	44.8	↑1.4
12/31 02:50	46.3	↑1.5
12/31 03:00	47.8	↑1.5
12/31 03:10	49.4	↑1.6
12/31 03:20	51.1	↑1.7
12/31 03:30	52.8	↑1.7
12/31 03:40	54.5	↑1.7
12/31 03:50	56.2	↑1.7
12/31 04:00	57.9	↑1.7
12/31 04:10	59.5	↑1.6
12/31 04:20	61.2	↑1.7
12/31 04:30	62.8	↑1.6
12/31 04:40	64.4	↑1.6
12/31 04:50	65.9	↑1.5
12/31 05:00	67.3	↑1.4
12/31 05:10	68.6	↑1.3
12/31 05:20	69.9	↑1.3
12/31 05:30	71.1	↑1.2
12/31 05:40	72.2	↑1.1
12/31 05:50	73.1	↑0.9
12/31 06:00	74.0	↑0.9
12/31 06:10	74.7	↑0.7
12/31 06:20	75.4	↑0.7
12/31 06:30	75.9	↑0.5
12/31 06:40	76.3	↑0.4
12/31 06:50	76.5	↑0.2
12/31 07:00	76.7	↑0.2	満潮
12/31 07:10	76.8	↑0.1	満潮
12/31 07:20	76.7	↓-0.1
12/31 07:30	76.5	↓-0.2
12/31 07:40	76.3	↓-0.2
12/31 07:50	75.9	↓-0.4
12/31 08:00	75.4	↓-0.5
12/31 08:10	74.9	↓-0.5
12/31 08:20	74.3	↓-0.6
12/31 08:30	73.6	↓-0.7
12/31 08:40	72.8	↓-0.8
12/31 08:50	72.0	↓-0.8
12/31 09:00	71.2	↓-0.8
12/31 09:10	70.4	↓-0.8
12/31 09:20	69.5	↓-0.9
12/31 09:30	68.6	↓-0.9
12/31 09:40	67.7	↓-0.9
12/31 09:50	66.9	↓-0.8
12/31 10:00	66.0	↓-0.9
12/31 10:10	65.2	↓-0.8
12/31 10:20	64.4	↓-0.8
12/31 10:30	63.7	↓-0.7
12/31 10:40	63.0	↓-0.7
12/31 10:50	62.4	↓-0.6
12/31 11:00	61.9	↓-0.5
12/31 11:10	61.5	↓-0.4
12/31 11:20	61.2	↓-0.3
12/31 11:30	60.9	↓-0.3
12/31 11:40	60.8	↓-0.1	干潮
12/31 11:50	60.7	↓-0.1
12/31 12:00	60.8	↑0.1
12/31 12:10	61.0	↑0.2
12/31 12:20	61.3	↑0.3
12/31 12:30	61.7	↑0.4
12/31 12:40	62.2	↑0.5
12/31 12:50	62.9	↑0.7
12/31 13:00	63.6	↑0.7
12/31 13:10	64.4	↑0.8
12/31 13:20	65.4	↑1.0
12/31 13:30	66.5	↑1.1
12/31 13:40	67.6	↑1.1
12/31 13:50	68.8	↑1.2
12/31 14:00	70.1	↑1.3
12/31 14:10	71.5	↑1.4
12/31 14:20	73.0	↑1.5
12/31 14:30	74.5	↑1.5
12/31 14:40	76.0	↑1.5
12/31 14:50	77.6	↑1.6
12/31 15:00	79.2	↑1.6
12/31 15:10	80.8	↑1.6
12/31 15:20	82.4	↑1.6
12/31 15:30	84.0	↑1.6
12/31 15:40	85.6	↑1.6
12/31 15:50	87.1	↑1.5
12/31 16:00	88.6	↑1.5
12/31 16:10	90.1	↑1.5
12/31 16:20	91.5	↑1.4
12/31 16:30	92.8	↑1.3
12/31 16:40	94.0	↑1.2
12/31 16:50	95.2	↑1.2
12/31 17:00	96.2	↑1.0
12/31 17:10	97.1	↑0.9
12/31 17:20	97.9	↑0.8
12/31 17:30	98.6	↑0.7
12/31 17:40	99.2	↑0.6
12/31 17:50	99.6	↑0.4
12/31 18:00	99.8	↑0.2
12/31 18:10	100.0	↑0.2	満潮
12/31 18:20	100.0	0
12/31 18:30	99.8	↓-0.2
12/31 18:40	99.5	↓-0.3
12/31 18:50	99.0	↓-0.5
12/31 19:00	98.4	↓-0.6
12/31 19:10	97.6	↓-0.8
12/31 19:20	96.7	↓-0.9
12/31 19:30	95.7	↓-1.0
12/31 19:40	94.5	↓-1.2
12/31 19:50	93.2	↓-1.3
12/31 20:00	91.7	↓-1.5
12/31 20:10	90.2	↓-1.5
12/31 20:20	88.6	↓-1.6
12/31 20:30	86.8	↓-1.8
12/31 20:40	85.0	↓-1.8
12/31 20:50	83.1	↓-1.9
12/31 21:00	81.1	↓-2.0
12/31 21:10	79.1	↓-2.0
12/31 21:20	77.0	↓-2.1
12/31 21:30	74.9	↓-2.1
12/31 21:40	72.8	↓-2.1
12/31 21:50	70.6	↓-2.2	最大潮位差
12/31 22:00	68.5	↓-2.1
12/31 22:10	66.4	↓-2.1
12/31 22:20	64.3	↓-2.1
12/31 22:30	62.3	↓-2.0
12/31 22:40	60.3	↓-2.0
12/31 22:50	58.4	↓-1.9
12/31 23:00	56.5	↓-1.9
12/31 23:10	54.7	↓-1.8
12/31 23:20	53.1	↓-1.6
12/31 23:30	51.5	↓-1.6
12/31 23:40	50.0	↓-1.5
12/31 23:50	48.7	↓-1.3