7 (水)	05:39	12:40	20:00	23:48
	28cm	10cm	27cm	24cm
中潮 出 05:38 入 17:05 出 19:56 入 10:31

留萌（北海道）2020年10月7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
10/7 00:00	20.9	↑0.1
10/7 00:10	20.9	0
10/7 00:20	21.0	↑0.1
10/7 00:30	21.1	↑0.1
10/7 00:40	21.3	↑0.2
10/7 00:50	21.4	↑0.1
10/7 01:00	21.6	↑0.2
10/7 01:10	21.8	↑0.2
10/7 01:20	22.0	↑0.2
10/7 01:30	22.2	↑0.2
10/7 01:40	22.4	↑0.2
10/7 01:50	22.7	↑0.3
10/7 02:00	22.9	↑0.2
10/7 02:10	23.2	↑0.3
10/7 02:20	23.4	↑0.2
10/7 02:30	23.7	↑0.3
10/7 02:40	24.0	↑0.3
10/7 02:50	24.3	↑0.3
10/7 03:00	24.5	↑0.2
10/7 03:10	24.8	↑0.3
10/7 03:20	25.1	↑0.3
10/7 03:30	25.4	↑0.3
10/7 03:40	25.6	↑0.2
10/7 03:50	25.9	↑0.3
10/7 04:00	26.2	↑0.3
10/7 04:10	26.4	↑0.2
10/7 04:20	26.6	↑0.2
10/7 04:30	26.9	↑0.3
10/7 04:40	27.1	↑0.2
10/7 04:50	27.2	↑0.1
10/7 05:00	27.4	↑0.2
10/7 05:10	27.5	↑0.1
10/7 05:20	27.6	↑0.1
10/7 05:30	27.6	0	満潮
10/7 05:40	27.7	↑0.1
10/7 05:50	27.6	↓-0.1
10/7 06:00	27.6	0
10/7 06:10	27.4	↓-0.2
10/7 06:20	27.3	↓-0.1
10/7 06:30	27.1	↓-0.2
10/7 06:40	26.8	↓-0.3
10/7 06:50	26.5	↓-0.3
10/7 07:00	26.2	↓-0.3
10/7 07:10	25.8	↓-0.4
10/7 07:20	25.4	↓-0.4
10/7 07:30	24.9	↓-0.5
10/7 07:40	24.4	↓-0.5
10/7 07:50	23.9	↓-0.5
10/7 08:00	23.3	↓-0.6
10/7 08:10	22.7	↓-0.6
10/7 08:20	22.1	↓-0.6
10/7 08:30	21.4	↓-0.7	最大潮位差
10/7 08:40	20.8	↓-0.6
10/7 08:50	20.1	↓-0.7	最大潮位差
10/7 09:00	19.5	↓-0.6
10/7 09:10	18.8	↓-0.7	最大潮位差
10/7 09:20	18.1	↓-0.7	最大潮位差
10/7 09:30	17.4	↓-0.7	最大潮位差
10/7 09:40	16.8	↓-0.6
10/7 09:50	16.1	↓-0.7	最大潮位差
10/7 10:00	15.4	↓-0.7	最大潮位差
10/7 10:10	14.8	↓-0.6
10/7 10:20	14.2	↓-0.6
10/7 10:30	13.6	↓-0.6
10/7 10:40	13.1	↓-0.5
10/7 10:50	12.6	↓-0.5
10/7 11:00	12.1	↓-0.5
10/7 11:10	11.6	↓-0.5
10/7 11:20	11.2	↓-0.4
10/7 11:30	10.9	↓-0.3
10/7 11:40	10.6	↓-0.3
10/7 11:50	10.3	↓-0.3
10/7 12:00	10.1	↓-0.2
10/7 12:10	10.0	↓-0.1
10/7 12:20	9.8	↓-0.2
10/7 12:30	9.8	0	干潮
10/7 12:40	9.8	0	干潮
10/7 12:50	9.8	0
10/7 13:00	9.9	↑0.1
10/7 13:10	10.0	↑0.1
10/7 13:20	10.1	↑0.1
10/7 13:30	10.3	↑0.2
10/7 13:40	10.6	↑0.3
10/7 13:50	10.9	↑0.3
10/7 14:00	11.2	↑0.3
10/7 14:10	11.5	↑0.3
10/7 14:20	11.9	↑0.4
10/7 14:30	12.3	↑0.4
10/7 14:40	12.7	↑0.4
10/7 14:50	13.2	↑0.5
10/7 15:00	13.6	↑0.4
10/7 15:10	14.2	↑0.6
10/7 15:20	14.7	↑0.5
10/7 15:30	15.2	↑0.5
10/7 15:40	15.8	↑0.6
10/7 15:50	16.4	↑0.6
10/7 16:00	17.0	↑0.6
10/7 16:10	17.6	↑0.6
10/7 16:20	18.2	↑0.6
10/7 16:30	18.8	↑0.6
10/7 16:40	19.4	↑0.6
10/7 16:50	20.0	↑0.6
10/7 17:00	20.6	↑0.6
10/7 17:10	21.2	↑0.6
10/7 17:20	21.8	↑0.6
10/7 17:30	22.4	↑0.6
10/7 17:40	22.9	↑0.5
10/7 17:50	23.4	↑0.5
10/7 18:00	23.9	↑0.5
10/7 18:10	24.3	↑0.4
10/7 18:20	24.7	↑0.4
10/7 18:30	25.1	↑0.4
10/7 18:40	25.4	↑0.3
10/7 18:50	25.7	↑0.3
10/7 19:00	25.9	↑0.2
10/7 19:10	26.1	↑0.2
10/7 19:20	26.3	↑0.2
10/7 19:30	26.4	↑0.1
10/7 19:40	26.5	↑0.1
10/7 19:50	26.5	0	満潮
10/7 20:00	26.5	0	満潮
10/7 20:10	26.5	0
10/7 20:20	26.5	0
10/7 20:30	26.4	↓-0.1
10/7 20:40	26.3	↓-0.1
10/7 20:50	26.2	↓-0.1
10/7 21:00	26.0	↓-0.2
10/7 21:10	25.9	↓-0.1
10/7 21:20	25.7	↓-0.2
10/7 21:30	25.6	↓-0.1
10/7 21:40	25.4	↓-0.2
10/7 21:50	25.2	↓-0.2
10/7 22:00	25.0	↓-0.2
10/7 22:10	24.9	↓-0.1
10/7 22:20	24.7	↓-0.2
10/7 22:30	24.5	↓-0.2
10/7 22:40	24.4	↓-0.1
10/7 22:50	24.3	↓-0.1
10/7 23:00	24.1	↓-0.2
10/7 23:10	24.0	↓-0.1
10/7 23:20	24.0	0
10/7 23:30	23.9	↓-0.1
10/7 23:40	23.9	0	干潮
10/7 23:50	23.9	0