6 (火)	05:28	12:06	19:04	23:47
	28cm	9cm	27cm	21cm
中潮 出 05:37 入 17:07 出 19:23 入 09:29

留萌（北海道）2020年10月6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
10/6 00:00	17.8	↑0.1
10/6 00:10	17.9	↑0.1
10/6 00:20	18.0	↑0.1
10/6 00:30	18.2	↑0.2
10/6 00:40	18.4	↑0.2
10/6 00:50	18.6	↑0.2
10/6 01:00	18.8	↑0.2
10/6 01:10	19.1	↑0.3
10/6 01:20	19.4	↑0.3
10/6 01:30	19.7	↑0.3
10/6 01:40	20.0	↑0.3
10/6 01:50	20.3	↑0.3
10/6 02:00	20.7	↑0.4
10/6 02:10	21.0	↑0.3
10/6 02:20	21.4	↑0.4
10/6 02:30	21.8	↑0.4
10/6 02:40	22.2	↑0.4
10/6 02:50	22.6	↑0.4
10/6 03:00	23.0	↑0.4
10/6 03:10	23.4	↑0.4
10/6 03:20	23.8	↑0.4
10/6 03:30	24.2	↑0.4
10/6 03:40	24.6	↑0.4
10/6 03:50	25.0	↑0.4
10/6 04:00	25.3	↑0.3
10/6 04:10	25.7	↑0.4
10/6 04:20	26.0	↑0.3
10/6 04:30	26.3	↑0.3
10/6 04:40	26.5	↑0.2
10/6 04:50	26.7	↑0.2
10/6 05:00	26.9	↑0.2
10/6 05:10	27.0	↑0.1
10/6 05:20	27.1	↑0.1	満潮
10/6 05:30	27.1	0
10/6 05:40	27.0	↓-0.1
10/6 05:50	26.9	↓-0.1
10/6 06:00	26.8	↓-0.1
10/6 06:10	26.5	↓-0.3
10/6 06:20	26.3	↓-0.2
10/6 06:30	26.0	↓-0.3
10/6 06:40	25.6	↓-0.4
10/6 06:50	25.2	↓-0.4
10/6 07:00	24.7	↓-0.5
10/6 07:10	24.2	↓-0.5
10/6 07:20	23.6	↓-0.6
10/6 07:30	23.1	↓-0.5
10/6 07:40	22.5	↓-0.6
10/6 07:50	21.8	↓-0.7
10/6 08:00	21.2	↓-0.6
10/6 08:10	20.5	↓-0.7
10/6 08:20	19.8	↓-0.7
10/6 08:30	19.1	↓-0.7
10/6 08:40	18.3	↓-0.8	最大潮位差
10/6 08:50	17.6	↓-0.7
10/6 09:00	16.9	↓-0.7
10/6 09:10	16.2	↓-0.7
10/6 09:20	15.5	↓-0.7
10/6 09:30	14.8	↓-0.7
10/6 09:40	14.1	↓-0.7
10/6 09:50	13.5	↓-0.6
10/6 10:00	12.8	↓-0.7
10/6 10:10	12.2	↓-0.6
10/6 10:20	11.7	↓-0.5
10/6 10:30	11.2	↓-0.5
10/6 10:40	10.7	↓-0.5
10/6 10:50	10.3	↓-0.4
10/6 11:00	9.9	↓-0.4
10/6 11:10	9.6	↓-0.3
10/6 11:20	9.3	↓-0.3
10/6 11:30	9.1	↓-0.2
10/6 11:40	8.9	↓-0.2
10/6 11:50	8.8	↓-0.1
10/6 12:00	8.8	0	干潮
10/6 12:10	8.8	0
10/6 12:20	8.8	0
10/6 12:30	8.9	↑0.1
10/6 12:40	9.1	↑0.2
10/6 12:50	9.3	↑0.2
10/6 13:00	9.5	↑0.2
10/6 13:10	9.8	↑0.3
10/6 13:20	10.1	↑0.3
10/6 13:30	10.5	↑0.4
10/6 13:40	10.8	↑0.3
10/6 13:50	11.3	↑0.5
10/6 14:00	11.7	↑0.4
10/6 14:10	12.2	↑0.5
10/6 14:20	12.8	↑0.6
10/6 14:30	13.3	↑0.5
10/6 14:40	13.9	↑0.6
10/6 14:50	14.5	↑0.6
10/6 15:00	15.1	↑0.6
10/6 15:10	15.7	↑0.6
10/6 15:20	16.4	↑0.7
10/6 15:30	17.1	↑0.7
10/6 15:40	17.7	↑0.6
10/6 15:50	18.4	↑0.7
10/6 16:00	19.1	↑0.7
10/6 16:10	19.8	↑0.7
10/6 16:20	20.4	↑0.6
10/6 16:30	21.1	↑0.7
10/6 16:40	21.7	↑0.6
10/6 16:50	22.3	↑0.6
10/6 17:00	22.9	↑0.6
10/6 17:10	23.5	↑0.6
10/6 17:20	24.0	↑0.5
10/6 17:30	24.4	↑0.4
10/6 17:40	24.9	↑0.5
10/6 17:50	25.2	↑0.3
10/6 18:00	25.6	↑0.4
10/6 18:10	25.9	↑0.3
10/6 18:20	26.1	↑0.2
10/6 18:30	26.3	↑0.2
10/6 18:40	26.4	↑0.1
10/6 18:50	26.5	↑0.1
10/6 19:00	26.5	0	満潮
10/6 19:10	26.5	0
10/6 19:20	26.4	↓-0.1
10/6 19:30	26.4	0
10/6 19:40	26.2	↓-0.2
10/6 19:50	26.1	↓-0.1
10/6 20:00	25.9	↓-0.2
10/6 20:10	25.7	↓-0.2
10/6 20:20	25.4	↓-0.3
10/6 20:30	25.2	↓-0.2
10/6 20:40	24.9	↓-0.3
10/6 20:50	24.6	↓-0.3
10/6 21:00	24.3	↓-0.3
10/6 21:10	24.0	↓-0.3
10/6 21:20	23.7	↓-0.3
10/6 21:30	23.4	↓-0.3
10/6 21:40	23.1	↓-0.3
10/6 21:50	22.8	↓-0.3
10/6 22:00	22.5	↓-0.3
10/6 22:10	22.2	↓-0.3
10/6 22:20	22.0	↓-0.2
10/6 22:30	21.7	↓-0.3
10/6 22:40	21.5	↓-0.2
10/6 22:50	21.3	↓-0.2
10/6 23:00	21.2	↓-0.1
10/6 23:10	21.0	↓-0.2
10/6 23:20	20.9	↓-0.1
10/6 23:30	20.9	0
10/6 23:40	20.8	↓-0.1	干潮
10/6 23:50	20.8	0