20 (土)	10:26	03:24	23:27	17:43
	92cm	56cm	70cm	53cm
若潮 出 06:52 入 15:46 出 12:25 入 00:26

コイセボイ（北海道）2053年12月20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
12/20 00:00	68.0	↓-0.8
12/20 00:10	67.1	↓-0.9
12/20 00:20	66.3	↓-0.8
12/20 00:30	65.4	↓-0.9
12/20 00:40	64.5	↓-0.9
12/20 00:50	63.6	↓-0.9
12/20 01:00	62.8	↓-0.8
12/20 01:10	62.0	↓-0.8
12/20 01:20	61.1	↓-0.9
12/20 01:30	60.4	↓-0.7
12/20 01:40	59.6	↓-0.8
12/20 01:50	58.9	↓-0.7
12/20 02:00	58.3	↓-0.6
12/20 02:10	57.7	↓-0.6
12/20 02:20	57.2	↓-0.5
12/20 02:30	56.7	↓-0.5
12/20 02:40	56.3	↓-0.4
12/20 02:50	56.0	↓-0.3
12/20 03:00	55.8	↓-0.2
12/20 03:10	55.6	↓-0.2
12/20 03:20	55.6	0	干潮
12/20 03:30	55.6	0
12/20 03:40	55.7	↑0.1
12/20 03:50	55.9	↑0.2
12/20 04:00	56.2	↑0.3
12/20 04:10	56.6	↑0.4
12/20 04:20	57.1	↑0.5
12/20 04:30	57.6	↑0.5
12/20 04:40	58.3	↑0.7
12/20 04:50	59.0	↑0.7
12/20 05:00	59.8	↑0.8
12/20 05:10	60.7	↑0.9
12/20 05:20	61.6	↑0.9
12/20 05:30	62.6	↑1.0
12/20 05:40	63.7	↑1.1
12/20 05:50	64.9	↑1.2
12/20 06:00	66.1	↑1.2
12/20 06:10	67.3	↑1.2
12/20 06:20	68.6	↑1.3
12/20 06:30	69.9	↑1.3
12/20 06:40	71.2	↑1.3
12/20 06:50	72.6	↑1.4
12/20 07:00	73.9	↑1.3
12/20 07:10	75.3	↑1.4
12/20 07:20	76.6	↑1.3
12/20 07:30	78.0	↑1.4
12/20 07:40	79.3	↑1.3
12/20 07:50	80.5	↑1.2
12/20 08:00	81.8	↑1.3
12/20 08:10	83.0	↑1.2
12/20 08:20	84.1	↑1.1
12/20 08:30	85.2	↑1.1
12/20 08:40	86.2	↑1.0
12/20 08:50	87.2	↑1.0
12/20 09:00	88.1	↑0.9
12/20 09:10	88.9	↑0.8
12/20 09:20	89.6	↑0.7
12/20 09:30	90.2	↑0.6
12/20 09:40	90.7	↑0.5
12/20 09:50	91.1	↑0.4
12/20 10:00	91.4	↑0.3
12/20 10:10	91.6	↑0.2
12/20 10:20	91.7	↑0.1	満潮
12/20 10:30	91.7	0
12/20 10:40	91.6	↓-0.1
12/20 10:50	91.4	↓-0.2
12/20 11:00	91.1	↓-0.3
12/20 11:10	90.7	↓-0.4
12/20 11:20	90.1	↓-0.6
12/20 11:30	89.5	↓-0.6
12/20 11:40	88.8	↓-0.7
12/20 11:50	88.0	↓-0.8
12/20 12:00	87.1	↓-0.9
12/20 12:10	86.1	↓-1.0
12/20 12:20	85.1	↓-1.0
12/20 12:30	84.0	↓-1.1
12/20 12:40	82.8	↓-1.2
12/20 12:50	81.5	↓-1.3
12/20 13:00	80.2	↓-1.3
12/20 13:10	78.9	↓-1.3
12/20 13:20	77.5	↓-1.4
12/20 13:30	76.1	↓-1.4
12/20 13:40	74.7	↓-1.4
12/20 13:50	73.3	↓-1.4
12/20 14:00	71.9	↓-1.4
12/20 14:10	70.4	↓-1.5	最大潮位差
12/20 14:20	69.0	↓-1.4
12/20 14:30	67.6	↓-1.4
12/20 14:40	66.3	↓-1.3
12/20 14:50	64.9	↓-1.4
12/20 15:00	63.6	↓-1.3
12/20 15:10	62.4	↓-1.2
12/20 15:20	61.2	↓-1.2
12/20 15:30	60.0	↓-1.2
12/20 15:40	59.0	↓-1.0
12/20 15:50	58.0	↓-1.0
12/20 16:00	57.0	↓-1.0
12/20 16:10	56.2	↓-0.8
12/20 16:20	55.4	↓-0.8
12/20 16:30	54.7	↓-0.7
12/20 16:40	54.1	↓-0.6
12/20 16:50	53.6	↓-0.5
12/20 17:00	53.2	↓-0.4
12/20 17:10	52.9	↓-0.3
12/20 17:20	52.6	↓-0.3
12/20 17:30	52.5	↓-0.1
12/20 17:40	52.4	↓-0.1	干潮
12/20 17:50	52.4	0
12/20 18:00	52.5	↑0.1
12/20 18:10	52.7	↑0.2
12/20 18:20	53.0	↑0.3
12/20 18:30	53.3	↑0.3
12/20 18:40	53.7	↑0.4
12/20 18:50	54.2	↑0.5
12/20 19:00	54.7	↑0.5
12/20 19:10	55.3	↑0.6
12/20 19:20	56.0	↑0.7
12/20 19:30	56.6	↑0.6
12/20 19:40	57.3	↑0.7
12/20 19:50	58.1	↑0.8
12/20 20:00	58.9	↑0.8
12/20 20:10	59.6	↑0.7
12/20 20:20	60.4	↑0.8
12/20 20:30	61.2	↑0.8
12/20 20:40	62.0	↑0.8
12/20 20:50	62.8	↑0.8
12/20 21:00	63.5	↑0.7
12/20 21:10	64.3	↑0.8
12/20 21:20	65.0	↑0.7
12/20 21:30	65.7	↑0.7
12/20 21:40	66.3	↑0.6
12/20 21:50	66.9	↑0.6
12/20 22:00	67.5	↑0.6
12/20 22:10	67.9	↑0.4
12/20 22:20	68.4	↑0.5
12/20 22:30	68.8	↑0.4
12/20 22:40	69.1	↑0.3
12/20 22:50	69.4	↑0.3
12/20 23:00	69.6	↑0.2
12/20 23:10	69.7	↑0.1
12/20 23:20	69.8	↑0.1	満潮
12/20 23:30	69.8	0
12/20 23:40	69.7	↓-0.1
12/20 23:50	69.6	↓-0.1