1 (日)	09:19	02:33	22:27	16:35
	91cm	58cm	70cm	53cm
長潮 出 06:56 入 15:54 出 12:04 入 01:11

コイセボイ（北海道）2023年01月1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
1/1 00:00	66.2	↓-0.9
1/1 00:10	65.2	↓-1.0
1/1 00:20	64.3	↓-0.9
1/1 00:30	63.4	↓-0.9
1/1 00:40	62.5	↓-0.9
1/1 00:50	61.7	↓-0.8
1/1 01:00	61.0	↓-0.7
1/1 01:10	60.3	↓-0.7
1/1 01:20	59.6	↓-0.7
1/1 01:30	59.0	↓-0.6
1/1 01:40	58.6	↓-0.4
1/1 01:50	58.1	↓-0.5
1/1 02:00	57.8	↓-0.3
1/1 02:10	57.6	↓-0.2
1/1 02:20	57.4	↓-0.2
1/1 02:30	57.3	↓-0.1	干潮
1/1 02:40	57.4	↑0.1
1/1 02:50	57.5	↑0.1
1/1 03:00	57.7	↑0.2
1/1 03:10	58.0	↑0.3
1/1 03:20	58.4	↑0.4
1/1 03:30	58.9	↑0.5
1/1 03:40	59.5	↑0.6
1/1 03:50	60.1	↑0.6
1/1 04:00	60.9	↑0.8
1/1 04:10	61.7	↑0.8
1/1 04:20	62.6	↑0.9
1/1 04:30	63.5	↑0.9
1/1 04:40	64.6	↑1.1
1/1 04:50	65.7	↑1.1
1/1 05:00	66.8	↑1.1
1/1 05:10	68.0	↑1.2
1/1 05:20	69.2	↑1.2
1/1 05:30	70.5	↑1.3
1/1 05:40	71.7	↑1.2
1/1 05:50	73.0	↑1.3
1/1 06:00	74.3	↑1.3
1/1 06:10	75.6	↑1.3
1/1 06:20	76.9	↑1.3
1/1 06:30	78.2	↑1.3
1/1 06:40	79.4	↑1.2
1/1 06:50	80.6	↑1.2
1/1 07:00	81.8	↑1.2
1/1 07:10	83.0	↑1.2
1/1 07:20	84.0	↑1.0
1/1 07:30	85.1	↑1.1
1/1 07:40	86.0	↑0.9
1/1 07:50	86.9	↑0.9
1/1 08:00	87.7	↑0.8
1/1 08:10	88.4	↑0.7
1/1 08:20	89.0	↑0.6
1/1 08:30	89.6	↑0.6
1/1 08:40	90.0	↑0.4
1/1 08:50	90.3	↑0.3
1/1 09:00	90.6	↑0.3
1/1 09:10	90.7	↑0.1	満潮
1/1 09:20	90.7	0
1/1 09:30	90.7	0
1/1 09:40	90.5	↓-0.2
1/1 09:50	90.2	↓-0.3
1/1 10:00	89.8	↓-0.4
1/1 10:10	89.4	↓-0.4
1/1 10:20	88.8	↓-0.6
1/1 10:30	88.1	↓-0.7
1/1 10:40	87.4	↓-0.7
1/1 10:50	86.5	↓-0.9
1/1 11:00	85.6	↓-0.9
1/1 11:10	84.6	↓-1.0
1/1 11:20	83.5	↓-1.1
1/1 11:30	82.4	↓-1.1
1/1 11:40	81.2	↓-1.2
1/1 11:50	80.0	↓-1.2
1/1 12:00	78.7	↓-1.3
1/1 12:10	77.4	↓-1.3
1/1 12:20	76.0	↓-1.4	最大潮位差
1/1 12:30	74.7	↓-1.3
1/1 12:40	73.3	↓-1.4	最大潮位差
1/1 12:50	71.9	↓-1.4	最大潮位差
1/1 13:00	70.5	↓-1.4	最大潮位差
1/1 13:10	69.1	↓-1.4	最大潮位差
1/1 13:20	67.8	↓-1.3
1/1 13:30	66.5	↓-1.3
1/1 13:40	65.2	↓-1.3
1/1 13:50	63.9	↓-1.3
1/1 14:00	62.7	↓-1.2
1/1 14:10	61.5	↓-1.2
1/1 14:20	60.4	↓-1.1
1/1 14:30	59.4	↓-1.0
1/1 14:40	58.4	↓-1.0
1/1 14:50	57.5	↓-0.9
1/1 15:00	56.6	↓-0.9
1/1 15:10	55.9	↓-0.7
1/1 15:20	55.2	↓-0.7
1/1 15:30	54.6	↓-0.6
1/1 15:40	54.1	↓-0.5
1/1 15:50	53.7	↓-0.4
1/1 16:00	53.3	↓-0.4
1/1 16:10	53.1	↓-0.2
1/1 16:20	52.9	↓-0.2
1/1 16:30	52.8	↓-0.1	干潮
1/1 16:40	52.9	↑0.1
1/1 16:50	52.9	0
1/1 17:00	53.1	↑0.2
1/1 17:10	53.3	↑0.2
1/1 17:20	53.7	↑0.4
1/1 17:30	54.0	↑0.3
1/1 17:40	54.5	↑0.5
1/1 17:50	55.0	↑0.5
1/1 18:00	55.5	↑0.5
1/1 18:10	56.1	↑0.6
1/1 18:20	56.8	↑0.7
1/1 18:30	57.4	↑0.6
1/1 18:40	58.1	↑0.7
1/1 18:50	58.9	↑0.8
1/1 19:00	59.6	↑0.7
1/1 19:10	60.4	↑0.8
1/1 19:20	61.1	↑0.7
1/1 19:30	61.9	↑0.8
1/1 19:40	62.7	↑0.8
1/1 19:50	63.4	↑0.7
1/1 20:00	64.1	↑0.7
1/1 20:10	64.8	↑0.7
1/1 20:20	65.5	↑0.7
1/1 20:30	66.1	↑0.6
1/1 20:40	66.7	↑0.6
1/1 20:50	67.2	↑0.5
1/1 21:00	67.8	↑0.6
1/1 21:10	68.2	↑0.4
1/1 21:20	68.6	↑0.4
1/1 21:30	69.0	↑0.4
1/1 21:40	69.3	↑0.3
1/1 21:50	69.5	↑0.2
1/1 22:00	69.7	↑0.2
1/1 22:10	69.8	↑0.1
1/1 22:20	69.9	↑0.1	満潮
1/1 22:30	69.9	0
1/1 22:40	69.8	↓-0.1
1/1 22:50	69.7	↓-0.1
1/1 23:00	69.6	↓-0.1
1/1 23:10	69.4	↓-0.2
1/1 23:20	69.1	↓-0.3
1/1 23:30	68.8	↓-0.3
1/1 23:40	68.5	↓-0.3
1/1 23:50	68.1	↓-0.4