30 (月)	11:58	05:27	23:44	17:33
	74cm	46cm	82cm	56cm
若潮 出 05:54 入 16:16 出 01:28 入 14:07

コイセボイ（北海道）2051年10月30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
10/30 00:00	77.8	↓-0.9
10/30 00:10	76.8	↓-1.0
10/30 00:20	75.7	↓-1.1
10/30 00:30	74.6	↓-1.1
10/30 00:40	73.5	↓-1.1
10/30 00:50	72.3	↓-1.2
10/30 01:00	71.0	↓-1.3
10/30 01:10	69.7	↓-1.3
10/30 01:20	68.4	↓-1.3
10/30 01:30	67.1	↓-1.3
10/30 01:40	65.7	↓-1.4	最大潮位差
10/30 01:50	64.4	↓-1.3
10/30 02:00	63.0	↓-1.4	最大潮位差
10/30 02:10	61.6	↓-1.4	最大潮位差
10/30 02:20	60.3	↓-1.3
10/30 02:30	59.0	↓-1.3
10/30 02:40	57.7	↓-1.3
10/30 02:50	56.5	↓-1.2
10/30 03:00	55.3	↓-1.2
10/30 03:10	54.1	↓-1.2
10/30 03:20	53.0	↓-1.1
10/30 03:30	51.9	↓-1.1
10/30 03:40	51.0	↓-0.9
10/30 03:50	50.1	↓-0.9
10/30 04:00	49.2	↓-0.9
10/30 04:10	48.5	↓-0.7
10/30 04:20	47.8	↓-0.7
10/30 04:30	47.2	↓-0.6
10/30 04:40	46.8	↓-0.4
10/30 04:50	46.4	↓-0.4
10/30 05:00	46.1	↓-0.3
10/30 05:10	45.9	↓-0.2
10/30 05:20	45.8	↓-0.1	干潮
10/30 05:30	45.7	↓-0.1
10/30 05:40	45.8	↑0.1
10/30 05:50	46.0	↑0.2
10/30 06:00	46.3	↑0.3
10/30 06:10	46.6	↑0.3
10/30 06:20	47.1	↑0.5
10/30 06:30	47.6	↑0.5
10/30 06:40	48.2	↑0.6
10/30 06:50	48.9	↑0.7
10/30 07:00	49.7	↑0.8
10/30 07:10	50.5	↑0.8
10/30 07:20	51.4	↑0.9
10/30 07:30	52.4	↑1.0
10/30 07:40	53.3	↑0.9
10/30 07:50	54.4	↑1.1
10/30 08:00	55.4	↑1.0
10/30 08:10	56.5	↑1.1
10/30 08:20	57.6	↑1.1
10/30 08:30	58.7	↑1.1
10/30 08:40	59.9	↑1.2
10/30 08:50	61.0	↑1.1
10/30 09:00	62.1	↑1.1
10/30 09:10	63.2	↑1.1
10/30 09:20	64.3	↑1.1
10/30 09:30	65.3	↑1.0
10/30 09:40	66.3	↑1.0
10/30 09:50	67.3	↑1.0
10/30 10:00	68.2	↑0.9
10/30 10:10	69.0	↑0.8
10/30 10:20	69.8	↑0.8
10/30 10:30	70.5	↑0.7
10/30 10:40	71.2	↑0.7
10/30 10:50	71.8	↑0.6
10/30 11:00	72.3	↑0.5
10/30 11:10	72.7	↑0.4
10/30 11:20	73.1	↑0.4
10/30 11:30	73.4	↑0.3
10/30 11:40	73.5	↑0.1
10/30 11:50	73.6	↑0.1	満潮
10/30 12:00	73.7	↑0.1
10/30 12:10	73.6	↓-0.1
10/30 12:20	73.4	↓-0.2
10/30 12:30	73.2	↓-0.2
10/30 12:40	72.9	↓-0.3
10/30 12:50	72.6	↓-0.3
10/30 13:00	72.1	↓-0.5
10/30 13:10	71.6	↓-0.5
10/30 13:20	71.0	↓-0.6
10/30 13:30	70.4	↓-0.6
10/30 13:40	69.7	↓-0.7
10/30 13:50	69.0	↓-0.7
10/30 14:00	68.3	↓-0.7
10/30 14:10	67.5	↓-0.8
10/30 14:20	66.7	↓-0.8
10/30 14:30	65.9	↓-0.8
10/30 14:40	65.0	↓-0.9
10/30 14:50	64.2	↓-0.8
10/30 15:00	63.4	↓-0.8
10/30 15:10	62.5	↓-0.9
10/30 15:20	61.7	↓-0.8
10/30 15:30	60.9	↓-0.8
10/30 15:40	60.2	↓-0.7
10/30 15:50	59.5	↓-0.7
10/30 16:00	58.8	↓-0.7
10/30 16:10	58.2	↓-0.6
10/30 16:20	57.6	↓-0.6
10/30 16:30	57.1	↓-0.5
10/30 16:40	56.7	↓-0.4
10/30 16:50	56.4	↓-0.3
10/30 17:00	56.1	↓-0.3
10/30 17:10	55.8	↓-0.3
10/30 17:20	55.7	↓-0.1
10/30 17:30	55.7	0	干潮
10/30 17:40	55.7	0
10/30 17:50	55.8	↑0.1
10/30 18:00	56.0	↑0.2
10/30 18:10	56.3	↑0.3
10/30 18:20	56.6	↑0.3
10/30 18:30	57.1	↑0.5
10/30 18:40	57.6	↑0.5
10/30 18:50	58.2	↑0.6
10/30 19:00	58.8	↑0.6
10/30 19:10	59.6	↑0.8
10/30 19:20	60.4	↑0.8
10/30 19:30	61.2	↑0.8
10/30 19:40	62.1	↑0.9
10/30 19:50	63.0	↑0.9
10/30 20:00	64.0	↑1.0
10/30 20:10	65.0	↑1.0
10/30 20:20	66.1	↑1.1
10/30 20:30	67.1	↑1.0
10/30 20:40	68.2	↑1.1
10/30 20:50	69.3	↑1.1
10/30 21:00	70.4	↑1.1
10/30 21:10	71.4	↑1.0
10/30 21:20	72.5	↑1.1
10/30 21:30	73.5	↑1.0
10/30 21:40	74.4	↑0.9
10/30 21:50	75.4	↑1.0
10/30 22:00	76.3	↑0.9
10/30 22:10	77.1	↑0.8
10/30 22:20	77.8	↑0.7
10/30 22:30	78.5	↑0.7
10/30 22:40	79.1	↑0.6
10/30 22:50	79.7	↑0.6
10/30 23:00	80.1	↑0.4
10/30 23:10	80.5	↑0.4
10/30 23:20	80.8	↑0.3
10/30 23:30	81.0	↑0.2
10/30 23:40	81.0	0	満潮
10/30 23:50	81.0	0