20 (月)	04:42	10:02	15:09	22:36
	25cm	20cm	28cm	8cm
大潮 出 05:20 入 17:38 出 17:45 入 03:54

香深/礼文島（北海道）2021年09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
9/20 00:00	10.0	↑0.6
9/20 00:10	10.6	↑0.6
9/20 00:20	11.2	↑0.6
9/20 00:30	11.9	↑0.7
9/20 00:40	12.6	↑0.7
9/20 00:50	13.3	↑0.7
9/20 01:00	14.1	↑0.8	最大潮位差
9/20 01:10	14.8	↑0.7
9/20 01:20	15.5	↑0.7
9/20 01:30	16.3	↑0.8	最大潮位差
9/20 01:40	17.0	↑0.7
9/20 01:50	17.7	↑0.7
9/20 02:00	18.4	↑0.7
9/20 02:10	19.0	↑0.6
9/20 02:20	19.7	↑0.7
9/20 02:30	20.3	↑0.6
9/20 02:40	20.8	↑0.5
9/20 02:50	21.3	↑0.5
9/20 03:00	21.8	↑0.5
9/20 03:10	22.2	↑0.4
9/20 03:20	22.6	↑0.4
9/20 03:30	23.0	↑0.4
9/20 03:40	23.2	↑0.2
9/20 03:50	23.5	↑0.3
9/20 04:00	23.7	↑0.2
9/20 04:10	23.8	↑0.1
9/20 04:20	23.9	↑0.1
9/20 04:30	24.0	↑0.1
9/20 04:40	24.0	0	満潮
9/20 04:50	24.0	0
9/20 05:00	24.0	0
9/20 05:10	23.9	↓-0.1
9/20 05:20	23.8	↓-0.1
9/20 05:30	23.7	↓-0.1
9/20 05:40	23.5	↓-0.2
9/20 05:50	23.4	↓-0.1
9/20 06:00	23.2	↓-0.2
9/20 06:10	23.0	↓-0.2
9/20 06:20	22.8	↓-0.2
9/20 06:30	22.6	↓-0.2
9/20 06:40	22.4	↓-0.2
9/20 06:50	22.2	↓-0.2
9/20 07:00	22.0	↓-0.2
9/20 07:10	21.8	↓-0.2
9/20 07:20	21.6	↓-0.2
9/20 07:30	21.4	↓-0.2
9/20 07:40	21.3	↓-0.1
9/20 07:50	21.1	↓-0.2
9/20 08:00	20.9	↓-0.2
9/20 08:10	20.7	↓-0.2
9/20 08:20	20.6	↓-0.1
9/20 08:30	20.4	↓-0.2
9/20 08:40	20.3	↓-0.1
9/20 08:50	20.2	↓-0.1
9/20 09:00	20.1	↓-0.1
9/20 09:10	20.0	↓-0.1
9/20 09:20	19.9	↓-0.1
9/20 09:30	19.8	↓-0.1
9/20 09:40	19.8	0
9/20 09:50	19.7	↓-0.1
9/20 10:00	19.7	0	干潮
9/20 10:10	19.7	0
9/20 10:20	19.8	↑0.1
9/20 10:30	19.8	0
9/20 10:40	19.9	↑0.1
9/20 10:50	20.0	↑0.1
9/20 11:00	20.1	↑0.1
9/20 11:10	20.3	↑0.2
9/20 11:20	20.5	↑0.2
9/20 11:30	20.7	↑0.2
9/20 11:40	21.0	↑0.3
9/20 11:50	21.3	↑0.3
9/20 12:00	21.6	↑0.3
9/20 12:10	21.9	↑0.3
9/20 12:20	22.2	↑0.3
9/20 12:30	22.6	↑0.4
9/20 12:40	23.0	↑0.4
9/20 12:50	23.4	↑0.4
9/20 13:00	23.7	↑0.3
9/20 13:10	24.1	↑0.4
9/20 13:20	24.5	↑0.4
9/20 13:30	24.9	↑0.4
9/20 13:40	25.3	↑0.4
9/20 13:50	25.6	↑0.3
9/20 14:00	25.9	↑0.3
9/20 14:10	26.2	↑0.3
9/20 14:20	26.5	↑0.3
9/20 14:30	26.7	↑0.2
9/20 14:40	26.8	↑0.1
9/20 14:50	27.0	↑0.2
9/20 15:00	27.0	0	満潮
9/20 15:10	27.1	↑0.1
9/20 15:20	27.0	↓-0.1
9/20 15:30	26.9	↓-0.1
9/20 15:40	26.8	↓-0.1
9/20 15:50	26.6	↓-0.2
9/20 16:00	26.3	↓-0.3
9/20 16:10	26.0	↓-0.3
9/20 16:20	25.6	↓-0.4
9/20 16:30	25.2	↓-0.4
9/20 16:40	24.7	↓-0.5
9/20 16:50	24.2	↓-0.5
9/20 17:00	23.6	↓-0.6
9/20 17:10	23.1	↓-0.5
9/20 17:20	22.4	↓-0.7
9/20 17:30	21.8	↓-0.6
9/20 17:40	21.1	↓-0.7
9/20 17:50	20.4	↓-0.7
9/20 18:00	19.7	↓-0.7
9/20 18:10	19.0	↓-0.7
9/20 18:20	18.3	↓-0.7
9/20 18:30	17.6	↓-0.7
9/20 18:40	16.9	↓-0.7
9/20 18:50	16.2	↓-0.7
9/20 19:00	15.5	↓-0.7
9/20 19:10	14.8	↓-0.7
9/20 19:20	14.2	↓-0.6
9/20 19:30	13.5	↓-0.7
9/20 19:40	12.9	↓-0.6
9/20 19:50	12.3	↓-0.6
9/20 20:00	11.7	↓-0.6
9/20 20:10	11.2	↓-0.5
9/20 20:20	10.7	↓-0.5
9/20 20:30	10.2	↓-0.5
9/20 20:40	9.7	↓-0.5
9/20 20:50	9.3	↓-0.4
9/20 21:00	8.9	↓-0.4
9/20 21:10	8.5	↓-0.4
9/20 21:20	8.2	↓-0.3
9/20 21:30	7.9	↓-0.3
9/20 21:40	7.7	↓-0.2
9/20 21:50	7.5	↓-0.2
9/20 22:00	7.3	↓-0.2
9/20 22:10	7.1	↓-0.2
9/20 22:20	7.1	0
9/20 22:30	7.0	↓-0.1	干潮
9/20 22:40	7.0	0
9/20 22:50	7.1	↑0.1
9/20 23:00	7.2	↑0.1
9/20 23:10	7.3	↑0.1
9/20 23:20	7.5	↑0.2
9/20 23:30	7.8	↑0.3
9/20 23:40	8.1	↑0.3
9/20 23:50	8.4	↑0.3