31 (日)	06:56	00:39	18:00	11:32
	77cm	35cm	103cm	61cm
中潮 出 06:56 入 15:53 出 22:42 入 10:32

コイセボイ（北海道）2034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	35.6	↓-0.8
12/31 00:10	35.0	↓-0.6
12/31 00:20	34.6	↓-0.4
12/31 00:30	34.4	↓-0.2	干潮
12/31 00:40	34.3	↓-0.1
12/31 00:50	34.4	↑0.1
12/31 01:00	34.7	↑0.3
12/31 01:10	35.2	↑0.5
12/31 01:20	35.8	↑0.6
12/31 01:30	36.6	↑0.8
12/31 01:40	37.5	↑0.9
12/31 01:50	38.5	↑1.0
12/31 02:00	39.7	↑1.2
12/31 02:10	41.0	↑1.3
12/31 02:20	42.4	↑1.4
12/31 02:30	43.8	↑1.4
12/31 02:40	45.4	↑1.6
12/31 02:50	47.0	↑1.6
12/31 03:00	48.7	↑1.7
12/31 03:10	50.4	↑1.7
12/31 03:20	52.1	↑1.7
12/31 03:30	53.9	↑1.8
12/31 03:40	55.6	↑1.7
12/31 03:50	57.4	↑1.8
12/31 04:00	59.1	↑1.7
12/31 04:10	60.8	↑1.7
12/31 04:20	62.5	↑1.7
12/31 04:30	64.0	↑1.5
12/31 04:40	65.6	↑1.6
12/31 04:50	67.0	↑1.4
12/31 05:00	68.4	↑1.4
12/31 05:10	69.7	↑1.3
12/31 05:20	70.8	↑1.1
12/31 05:30	71.9	↑1.1
12/31 05:40	72.9	↑1.0
12/31 05:50	73.7	↑0.8
12/31 06:00	74.5	↑0.8
12/31 06:10	75.1	↑0.6
12/31 06:20	75.5	↑0.4
12/31 06:30	75.9	↑0.4
12/31 06:40	76.2	↑0.3
12/31 06:50	76.3	↑0.1	満潮
12/31 07:00	76.3	0
12/31 07:10	76.2	↓-0.1
12/31 07:20	76.0	↓-0.2
12/31 07:30	75.6	↓-0.4
12/31 07:40	75.2	↓-0.4
12/31 07:50	74.7	↓-0.5
12/31 08:00	74.1	↓-0.6
12/31 08:10	73.5	↓-0.6
12/31 08:20	72.7	↓-0.8
12/31 08:30	71.9	↓-0.8
12/31 08:40	71.1	↓-0.8
12/31 08:50	70.3	↓-0.8
12/31 09:00	69.4	↓-0.9
12/31 09:10	68.5	↓-0.9
12/31 09:20	67.6	↓-0.9
12/31 09:30	66.7	↓-0.9
12/31 09:40	65.8	↓-0.9
12/31 09:50	64.9	↓-0.9
12/31 10:00	64.1	↓-0.8
12/31 10:10	63.4	↓-0.7
12/31 10:20	62.7	↓-0.7
12/31 10:30	62.1	↓-0.6
12/31 10:40	61.5	↓-0.6
12/31 10:50	61.0	↓-0.5
12/31 11:00	60.7	↓-0.3
12/31 11:10	60.4	↓-0.3
12/31 11:20	60.2	↓-0.2
12/31 11:30	60.1	↓-0.1	干潮
12/31 11:40	60.2	↑0.1
12/31 11:50	60.4	↑0.2
12/31 12:00	60.6	↑0.2
12/31 12:10	61.0	↑0.4
12/31 12:20	61.6	↑0.6
12/31 12:30	62.2	↑0.6
12/31 12:40	63.0	↑0.8
12/31 12:50	63.8	↑0.8
12/31 13:00	64.8	↑1.0
12/31 13:10	65.9	↑1.1
12/31 13:20	67.1	↑1.2
12/31 13:30	68.4	↑1.3
12/31 13:40	69.8	↑1.4
12/31 13:50	71.2	↑1.4
12/31 14:00	72.7	↑1.5
12/31 14:10	74.3	↑1.6
12/31 14:20	75.9	↑1.6
12/31 14:30	77.6	↑1.7
12/31 14:40	79.3	↑1.7
12/31 14:50	81.0	↑1.7
12/31 15:00	82.8	↑1.8
12/31 15:10	84.5	↑1.7
12/31 15:20	86.2	↑1.7
12/31 15:30	87.9	↑1.7
12/31 15:40	89.5	↑1.6
12/31 15:50	91.1	↑1.6
12/31 16:00	92.7	↑1.6
12/31 16:10	94.1	↑1.4
12/31 16:20	95.5	↑1.4
12/31 16:30	96.7	↑1.2
12/31 16:40	97.9	↑1.2
12/31 16:50	99.0	↑1.1
12/31 17:00	99.9	↑0.9
12/31 17:10	100.7	↑0.8
12/31 17:20	101.4	↑0.7
12/31 17:30	101.9	↑0.5
12/31 17:40	102.2	↑0.3
12/31 17:50	102.5	↑0.3	満潮
12/31 18:00	102.5	0	満潮
12/31 18:10	102.4	↓-0.1
12/31 18:20	102.2	↓-0.2
12/31 18:30	101.8	↓-0.4
12/31 18:40	101.2	↓-0.6
12/31 18:50	100.4	↓-0.8
12/31 19:00	99.6	↓-0.8
12/31 19:10	98.5	↓-1.1
12/31 19:20	97.3	↓-1.2
12/31 19:30	96.0	↓-1.3
12/31 19:40	94.6	↓-1.4
12/31 19:50	93.0	↓-1.6
12/31 20:00	91.3	↓-1.7
12/31 20:10	89.5	↓-1.8
12/31 20:20	87.6	↓-1.9
12/31 20:30	85.6	↓-2.0
12/31 20:40	83.5	↓-2.1
12/31 20:50	81.4	↓-2.1
12/31 21:00	79.2	↓-2.2
12/31 21:10	77.0	↓-2.2
12/31 21:20	74.7	↓-2.3	最大潮位差
12/31 21:30	72.4	↓-2.3	最大潮位差
12/31 21:40	70.1	↓-2.3	最大潮位差
12/31 21:50	67.9	↓-2.2
12/31 22:00	65.6	↓-2.3	最大潮位差
12/31 22:10	63.4	↓-2.2
12/31 22:20	61.2	↓-2.2
12/31 22:30	59.1	↓-2.1
12/31 22:40	57.1	↓-2.0
12/31 22:50	55.1	↓-2.0
12/31 23:00	53.3	↓-1.8
12/31 23:10	51.5	↓-1.8
12/31 23:20	49.9	↓-1.6
12/31 23:30	48.3	↓-1.6
12/31 23:40	46.9	↓-1.4
12/31 23:50	45.7	↓-1.2