31 (金)	07:16	00:55	18:58	13:04
	86cm	45cm	86cm	58cm
小潮 出 06:56 入 15:54 出 10:35 入 23:56

コイセボイ（北海道）2049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	46.8	↓-0.9
12/31 00:10	46.1	↓-0.7
12/31 00:20	45.5	↓-0.6
12/31 00:30	45.1	↓-0.4
12/31 00:40	44.8	↓-0.3
12/31 00:50	44.6	↓-0.2	干潮
12/31 01:00	44.7	↑0.1
12/31 01:10	44.8	↑0.1
12/31 01:20	45.2	↑0.4
12/31 01:30	45.6	↑0.4
12/31 01:40	46.2	↑0.6
12/31 01:50	47.0	↑0.8
12/31 02:00	47.8	↑0.8
12/31 02:10	48.8	↑1.0
12/31 02:20	49.9	↑1.1
12/31 02:30	51.1	↑1.2
12/31 02:40	52.4	↑1.3
12/31 02:50	53.8	↑1.4
12/31 03:00	55.3	↑1.5
12/31 03:10	56.9	↑1.6
12/31 03:20	58.5	↑1.6
12/31 03:30	60.1	↑1.6
12/31 03:40	61.8	↑1.7	最大潮位差
12/31 03:50	63.5	↑1.7	最大潮位差
12/31 04:00	65.2	↑1.7	最大潮位差
12/31 04:10	66.9	↑1.7	最大潮位差
12/31 04:20	68.6	↑1.7	最大潮位差
12/31 04:30	70.2	↑1.6
12/31 04:40	71.8	↑1.6
12/31 04:50	73.4	↑1.6
12/31 05:00	74.9	↑1.5
12/31 05:10	76.4	↑1.5
12/31 05:20	77.8	↑1.4
12/31 05:30	79.1	↑1.3
12/31 05:40	80.2	↑1.1
12/31 05:50	81.3	↑1.1
12/31 06:00	82.3	↑1.0
12/31 06:10	83.2	↑0.9
12/31 06:20	84.0	↑0.8
12/31 06:30	84.6	↑0.6
12/31 06:40	85.1	↑0.5
12/31 06:50	85.5	↑0.4
12/31 07:00	85.7	↑0.2
12/31 07:10	85.9	↑0.2	満潮
12/31 07:20	85.9	0
12/31 07:30	85.7	↓-0.2
12/31 07:40	85.5	↓-0.2
12/31 07:50	85.1	↓-0.4
12/31 08:00	84.6	↓-0.5
12/31 08:10	84.1	↓-0.5
12/31 08:20	83.4	↓-0.7
12/31 08:30	82.6	↓-0.8
12/31 08:40	81.7	↓-0.9
12/31 08:50	80.7	↓-1.0
12/31 09:00	79.7	↓-1.0
12/31 09:10	78.5	↓-1.2
12/31 09:20	77.4	↓-1.1
12/31 09:30	76.2	↓-1.2
12/31 09:40	74.9	↓-1.3
12/31 09:50	73.6	↓-1.3
12/31 10:00	72.4	↓-1.2
12/31 10:10	71.1	↓-1.3
12/31 10:20	69.8	↓-1.3
12/31 10:30	68.5	↓-1.3
12/31 10:40	67.3	↓-1.2
12/31 10:50	66.0	↓-1.3
12/31 11:00	64.9	↓-1.1
12/31 11:10	63.8	↓-1.1
12/31 11:20	62.7	↓-1.1
12/31 11:30	61.7	↓-1.0
12/31 11:40	60.8	↓-0.9
12/31 11:50	60.0	↓-0.8
12/31 12:00	59.3	↓-0.7
12/31 12:10	58.6	↓-0.7
12/31 12:20	58.1	↓-0.5
12/31 12:30	57.7	↓-0.4
12/31 12:40	57.4	↓-0.3
12/31 12:50	57.2	↓-0.2
12/31 13:00	57.1	↓-0.1	干潮
12/31 13:10	57.1	0
12/31 13:20	57.2	↑0.1
12/31 13:30	57.5	↑0.3
12/31 13:40	57.8	↑0.3
12/31 13:50	58.3	↑0.5
12/31 14:00	58.8	↑0.5
12/31 14:10	59.5	↑0.7
12/31 14:20	60.2	↑0.7
12/31 14:30	61.1	↑0.9
12/31 14:40	62.0	↑0.9
12/31 14:50	63.0	↑1.0
12/31 15:00	64.1	↑1.1
12/31 15:10	65.2	↑1.1
12/31 15:20	66.3	↑1.1
12/31 15:30	67.6	↑1.3
12/31 15:40	68.8	↑1.2
12/31 15:50	70.1	↑1.3
12/31 16:00	71.3	↑1.2
12/31 16:10	72.6	↑1.3
12/31 16:20	73.9	↑1.3
12/31 16:30	75.1	↑1.2
12/31 16:40	76.3	↑1.2
12/31 16:50	77.5	↑1.2
12/31 17:00	78.6	↑1.1
12/31 17:10	79.7	↑1.1
12/31 17:20	80.7	↑1.0
12/31 17:30	81.6	↑0.9
12/31 17:40	82.5	↑0.9
12/31 17:50	83.3	↑0.8
12/31 18:00	84.0	↑0.7
12/31 18:10	84.5	↑0.5
12/31 18:20	85.0	↑0.5
12/31 18:30	85.4	↑0.4
12/31 18:40	85.6	↑0.2
12/31 18:50	85.8	↑0.2	満潮
12/31 19:00	85.8	0
12/31 19:10	85.7	↓-0.1
12/31 19:20	85.5	↓-0.2
12/31 19:30	85.2	↓-0.3
12/31 19:40	84.7	↓-0.5
12/31 19:50	84.2	↓-0.5
12/31 20:00	83.5	↓-0.7
12/31 20:10	82.8	↓-0.7
12/31 20:20	81.9	↓-0.9
12/31 20:30	80.9	↓-1.0
12/31 20:40	79.9	↓-1.0
12/31 20:50	78.8	↓-1.1
12/31 21:00	77.6	↓-1.2
12/31 21:10	76.3	↓-1.3
12/31 21:20	75.0	↓-1.3
12/31 21:30	73.6	↓-1.4
12/31 21:40	72.2	↓-1.4
12/31 21:50	70.8	↓-1.4
12/31 22:00	69.3	↓-1.5
12/31 22:10	67.8	↓-1.5
12/31 22:20	66.4	↓-1.4
12/31 22:30	64.9	↓-1.5
12/31 22:40	63.5	↓-1.4
12/31 22:50	62.1	↓-1.4
12/31 23:00	60.7	↓-1.4
12/31 23:10	59.4	↓-1.3
12/31 23:20	58.2	↓-1.2
12/31 23:30	57.0	↓-1.2
12/31 23:40	55.9	↓-1.1
12/31 23:50	54.9	↓-1.0