09 (土)	02:09	05:17	12:16	19:43
	57cm	54cm	88cm	31cm
中潮 出 04:48 入 17:59 出 14:35 入 03:23

コイセボイ（北海道）2044年04月09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
4/9 00:00	51.2	↑0.8
4/9 00:10	52.1	↑0.9
4/9 00:20	52.8	↑0.7
4/9 00:30	53.5	↑0.7
4/9 00:40	54.1	↑0.6
4/9 00:50	54.6	↑0.5
4/9 01:00	55.1	↑0.5
4/9 01:10	55.5	↑0.4
4/9 01:20	55.8	↑0.3
4/9 01:30	56.1	↑0.3
4/9 01:40	56.3	↑0.2
4/9 01:50	56.4	↑0.1
4/9 02:00	56.5	↑0.1	満潮
4/9 02:10	56.5	0
4/9 02:20	56.5	0
4/9 02:30	56.4	↓-0.1
4/9 02:40	56.3	↓-0.1
4/9 02:50	56.1	↓-0.2
4/9 03:00	55.9	↓-0.2
4/9 03:10	55.7	↓-0.2
4/9 03:20	55.4	↓-0.3
4/9 03:30	55.2	↓-0.2
4/9 03:40	54.9	↓-0.3
4/9 03:50	54.6	↓-0.3
4/9 04:00	54.4	↓-0.2
4/9 04:10	54.1	↓-0.3
4/9 04:20	53.9	↓-0.2
4/9 04:30	53.6	↓-0.3
4/9 04:40	53.5	↓-0.1
4/9 04:50	53.3	↓-0.2
4/9 05:00	53.2	↓-0.1
4/9 05:10	53.1	↓-0.1	干潮
4/9 05:20	53.1	0
4/9 05:30	53.2	↑0.1
4/9 05:40	53.3	↑0.1
4/9 05:50	53.5	↑0.2
4/9 06:00	53.8	↑0.3
4/9 06:10	54.1	↑0.3
4/9 06:20	54.5	↑0.4
4/9 06:30	54.9	↑0.4
4/9 06:40	55.5	↑0.6
4/9 06:50	56.1	↑0.6
4/9 07:00	56.8	↑0.7
4/9 07:10	57.6	↑0.8
4/9 07:20	58.4	↑0.8
4/9 07:30	59.3	↑0.9
4/9 07:40	60.3	↑1.0
4/9 07:50	61.4	↑1.1
4/9 08:00	62.5	↑1.1
4/9 08:10	63.6	↑1.1
4/9 08:20	64.8	↑1.2
4/9 08:30	66.0	↑1.2
4/9 08:40	67.3	↑1.3
4/9 08:50	68.6	↑1.3
4/9 09:00	69.9	↑1.3
4/9 09:10	71.2	↑1.3
4/9 09:20	72.6	↑1.4
4/9 09:30	73.9	↑1.3
4/9 09:40	75.2	↑1.3
4/9 09:50	76.5	↑1.3
4/9 10:00	77.7	↑1.2
4/9 10:10	78.9	↑1.2
4/9 10:20	80.1	↑1.2
4/9 10:30	81.2	↑1.1
4/9 10:40	82.2	↑1.0
4/9 10:50	83.2	↑1.0
4/9 11:00	84.1	↑0.9
4/9 11:10	84.9	↑0.8
4/9 11:20	85.6	↑0.7
4/9 11:30	86.2	↑0.6
4/9 11:40	86.6	↑0.4
4/9 11:50	87.0	↑0.4
4/9 12:00	87.3	↑0.3
4/9 12:10	87.4	↑0.1	満潮
4/9 12:20	87.4	0
4/9 12:30	87.3	↓-0.1
4/9 12:40	87.0	↓-0.3
4/9 12:50	86.6	↓-0.4
4/9 13:00	86.1	↓-0.5
4/9 13:10	85.4	↓-0.7
4/9 13:20	84.7	↓-0.7
4/9 13:30	83.7	↓-1.0
4/9 13:40	82.7	↓-1.0
4/9 13:50	81.6	↓-1.1
4/9 14:00	80.3	↓-1.3
4/9 14:10	78.9	↓-1.4
4/9 14:20	77.4	↓-1.5
4/9 14:30	75.9	↓-1.5
4/9 14:40	74.2	↓-1.7
4/9 14:50	72.5	↓-1.7
4/9 15:00	70.6	↓-1.9
4/9 15:10	68.8	↓-1.8
4/9 15:20	66.8	↓-2.0
4/9 15:30	64.8	↓-2.0
4/9 15:40	62.8	↓-2.0
4/9 15:50	60.8	↓-2.0
4/9 16:00	58.8	↓-2.0
4/9 16:10	56.7	↓-2.1	最大潮位差
4/9 16:20	54.7	↓-2.0
4/9 16:30	52.6	↓-2.1	最大潮位差
4/9 16:40	50.7	↓-1.9
4/9 16:50	48.7	↓-2.0
4/9 17:00	46.8	↓-1.9
4/9 17:10	45.0	↓-1.8
4/9 17:20	43.2	↓-1.8
4/9 17:30	41.5	↓-1.7
4/9 17:40	39.9	↓-1.6
4/9 17:50	38.4	↓-1.5
4/9 18:00	37.0	↓-1.4
4/9 18:10	35.8	↓-1.2
4/9 18:20	34.6	↓-1.2
4/9 18:30	33.6	↓-1.0
4/9 18:40	32.7	↓-0.9
4/9 18:50	31.9	↓-0.8
4/9 19:00	31.2	↓-0.7
4/9 19:10	30.7	↓-0.5
4/9 19:20	30.4	↓-0.3
4/9 19:30	30.1	↓-0.3
4/9 19:40	30.0	↓-0.1	干潮
4/9 19:50	30.1	↑0.1
4/9 20:00	30.2	↑0.1
4/9 20:10	30.5	↑0.3
4/9 20:20	30.9	↑0.4
4/9 20:30	31.5	↑0.6
4/9 20:40	32.1	↑0.6
4/9 20:50	32.9	↑0.8
4/9 21:00	33.8	↑0.9
4/9 21:10	34.7	↑0.9
4/9 21:20	35.8	↑1.1
4/9 21:30	36.9	↑1.1
4/9 21:40	38.1	↑1.2
4/9 21:50	39.4	↑1.3
4/9 22:00	40.6	↑1.2
4/9 22:10	42.0	↑1.4
4/9 22:20	43.3	↑1.3
4/9 22:30	44.7	↑1.4
4/9 22:40	46.1	↑1.4
4/9 22:50	47.5	↑1.4
4/9 23:00	48.8	↑1.3
4/9 23:10	50.2	↑1.4
4/9 23:20	51.5	↑1.3
4/9 23:30	52.7	↑1.2
4/9 23:40	53.9	↑1.2
4/9 23:50	55.1	↑1.2