11 (金)	12:13	06:10	23:47	18:02
	27cm	15cm	30cm	19cm
中潮 出 06:52 入 16:19 出 02:21 入 13:55

船川（秋田）2020年12月11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
12/11 00:00	27.1	↓-0.2
12/11 00:10	26.9	↓-0.2
12/11 00:20	26.6	↓-0.3
12/11 00:30	26.3	↓-0.3
12/11 00:40	26.0	↓-0.3
12/11 00:50	25.6	↓-0.4
12/11 01:00	25.2	↓-0.4
12/11 01:10	24.8	↓-0.4
12/11 01:20	24.4	↓-0.4
12/11 01:30	23.9	↓-0.5
12/11 01:40	23.4	↓-0.5
12/11 01:50	23.0	↓-0.4
12/11 02:00	22.5	↓-0.5
12/11 02:10	22.0	↓-0.5
12/11 02:20	21.5	↓-0.5
12/11 02:30	21.0	↓-0.5
12/11 02:40	20.5	↓-0.5
12/11 02:50	20.0	↓-0.5
12/11 03:00	19.5	↓-0.5
12/11 03:10	19.0	↓-0.5
12/11 03:20	18.6	↓-0.4
12/11 03:30	18.1	↓-0.5
12/11 03:40	17.7	↓-0.4
12/11 03:50	17.3	↓-0.4
12/11 04:00	16.9	↓-0.4
12/11 04:10	16.5	↓-0.4
12/11 04:20	16.2	↓-0.3
12/11 04:30	15.9	↓-0.3
12/11 04:40	15.6	↓-0.3
12/11 04:50	15.3	↓-0.3
12/11 05:00	15.1	↓-0.2
12/11 05:10	14.9	↓-0.2
12/11 05:20	14.7	↓-0.2
12/11 05:30	14.5	↓-0.2
12/11 05:40	14.4	↓-0.1
12/11 05:50	14.3	↓-0.1
12/11 06:00	14.3	0	干潮
12/11 06:10	14.3	0	干潮
12/11 06:20	14.3	0
12/11 06:30	14.3	0
12/11 06:40	14.4	↑0.1
12/11 06:50	14.6	↑0.2
12/11 07:00	14.8	↑0.2
12/11 07:10	15.0	↑0.2
12/11 07:20	15.2	↑0.2
12/11 07:30	15.5	↑0.3
12/11 07:40	15.8	↑0.3
12/11 07:50	16.2	↑0.4
12/11 08:00	16.6	↑0.4
12/11 08:10	17.0	↑0.4
12/11 08:20	17.5	↑0.5
12/11 08:30	17.9	↑0.4
12/11 08:40	18.4	↑0.5
12/11 08:50	18.9	↑0.5
12/11 09:00	19.4	↑0.5
12/11 09:10	20.0	↑0.6	最大潮位差
12/11 09:20	20.5	↑0.5
12/11 09:30	21.0	↑0.5
12/11 09:40	21.5	↑0.5
12/11 09:50	22.1	↑0.6	最大潮位差
12/11 10:00	22.6	↑0.5
12/11 10:10	23.0	↑0.4
12/11 10:20	23.5	↑0.5
12/11 10:30	23.9	↑0.4
12/11 10:40	24.3	↑0.4
12/11 10:50	24.7	↑0.4
12/11 11:00	25.0	↑0.3
12/11 11:10	25.3	↑0.3
12/11 11:20	25.5	↑0.2
12/11 11:30	25.7	↑0.2
12/11 11:40	25.9	↑0.2
12/11 11:50	26.0	↑0.1
12/11 12:00	26.1	↑0.1
12/11 12:10	26.1	0	満潮
12/11 12:20	26.1	0
12/11 12:30	26.1	0
12/11 12:40	26.0	↓-0.1
12/11 12:50	25.8	↓-0.2
12/11 13:00	25.7	↓-0.1
12/11 13:10	25.5	↓-0.2
12/11 13:20	25.3	↓-0.2
12/11 13:30	25.0	↓-0.3
12/11 13:40	24.7	↓-0.3
12/11 13:50	24.5	↓-0.2
12/11 14:00	24.2	↓-0.3
12/11 14:10	23.9	↓-0.3
12/11 14:20	23.5	↓-0.4
12/11 14:30	23.2	↓-0.3
12/11 14:40	22.9	↓-0.3
12/11 14:50	22.6	↓-0.3
12/11 15:00	22.2	↓-0.4
12/11 15:10	21.9	↓-0.3
12/11 15:20	21.6	↓-0.3
12/11 15:30	21.3	↓-0.3
12/11 15:40	21.0	↓-0.3
12/11 15:50	20.7	↓-0.3
12/11 16:00	20.4	↓-0.3
12/11 16:10	20.2	↓-0.2
12/11 16:20	19.9	↓-0.3
12/11 16:30	19.7	↓-0.2
12/11 16:40	19.5	↓-0.2
12/11 16:50	19.3	↓-0.2
12/11 17:00	19.1	↓-0.2
12/11 17:10	19.0	↓-0.1
12/11 17:20	18.9	↓-0.1
12/11 17:30	18.8	↓-0.1
12/11 17:40	18.7	↓-0.1
12/11 17:50	18.7	0
12/11 18:00	18.7	0	干潮
12/11 18:10	18.7	0
12/11 18:20	18.7	0
12/11 18:30	18.8	↑0.1
12/11 18:40	18.9	↑0.1
12/11 18:50	19.0	↑0.1
12/11 19:00	19.2	↑0.2
12/11 19:10	19.4	↑0.2
12/11 19:20	19.6	↑0.2
12/11 19:30	19.9	↑0.3
12/11 19:40	20.2	↑0.3
12/11 19:50	20.5	↑0.3
12/11 20:00	20.9	↑0.4
12/11 20:10	21.3	↑0.4
12/11 20:20	21.7	↑0.4
12/11 20:30	22.2	↑0.5
12/11 20:40	22.6	↑0.4
12/11 20:50	23.1	↑0.5
12/11 21:00	23.6	↑0.5
12/11 21:10	24.1	↑0.5
12/11 21:20	24.6	↑0.5
12/11 21:30	25.1	↑0.5
12/11 21:40	25.5	↑0.4
12/11 21:50	26.0	↑0.5
12/11 22:00	26.5	↑0.5
12/11 22:10	26.9	↑0.4
12/11 22:20	27.3	↑0.4
12/11 22:30	27.7	↑0.4
12/11 22:40	28.1	↑0.4
12/11 22:50	28.4	↑0.3
12/11 23:00	28.6	↑0.2
12/11 23:10	28.8	↑0.2
12/11 23:20	29.0	↑0.2
12/11 23:30	29.1	↑0.1
12/11 23:40	29.2	↑0.1	満潮
12/11 23:50	29.2	0