11 (土)	07:21	03:46	23:21	16:08
	22cm	21cm	20cm	7cm
小潮 出 06:57 入 15:58 出 12:20 入 23:42

留萌（北海道）2021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	21.3	↓-0.1
12/11 00:10	21.3	0
12/11 00:20	21.2	↓-0.1
12/11 00:30	21.1	↓-0.1
12/11 00:40	21.1	0
12/11 00:50	21.0	↓-0.1
12/11 01:00	21.0	0
12/11 01:10	20.9	↓-0.1
12/11 01:20	20.9	0
12/11 01:30	20.8	↓-0.1
12/11 01:40	20.8	0
12/11 01:50	20.7	↓-0.1
12/11 02:00	20.7	0
12/11 02:10	20.6	↓-0.1
12/11 02:20	20.6	0
12/11 02:30	20.6	0
12/11 02:40	20.5	↓-0.1
12/11 02:50	20.5	0
12/11 03:00	20.4	↓-0.1
12/11 03:10	20.4	0
12/11 03:20	20.4	0
12/11 03:30	20.4	0
12/11 03:40	20.4	0	干潮
12/11 03:50	20.4	0
12/11 04:00	20.4	0
12/11 04:10	20.4	0
12/11 04:20	20.4	0
12/11 04:30	20.5	↑0.1
12/11 04:40	20.5	0
12/11 04:50	20.6	↑0.1
12/11 05:00	20.6	0
12/11 05:10	20.7	↑0.1
12/11 05:20	20.8	↑0.1
12/11 05:30	20.9	↑0.1
12/11 05:40	21.0	↑0.1
12/11 05:50	21.0	0
12/11 06:00	21.1	↑0.1
12/11 06:10	21.2	↑0.1
12/11 06:20	21.3	↑0.1
12/11 06:30	21.4	↑0.1
12/11 06:40	21.4	0
12/11 06:50	21.5	↑0.1
12/11 07:00	21.5	0
12/11 07:10	21.5	0
12/11 07:20	21.5	0	満潮
12/11 07:30	21.5	0
12/11 07:40	21.5	0
12/11 07:50	21.5	0
12/11 08:00	21.4	↓-0.1
12/11 08:10	21.3	↓-0.1
12/11 08:20	21.2	↓-0.1
12/11 08:30	21.0	↓-0.2
12/11 08:40	20.9	↓-0.1
12/11 08:50	20.7	↓-0.2
12/11 09:00	20.5	↓-0.2
12/11 09:10	20.3	↓-0.2
12/11 09:20	20.0	↓-0.3
12/11 09:30	19.8	↓-0.2
12/11 09:40	19.5	↓-0.3
12/11 09:50	19.1	↓-0.4
12/11 10:00	18.8	↓-0.3
12/11 10:10	18.4	↓-0.4
12/11 10:20	18.1	↓-0.3
12/11 10:30	17.7	↓-0.4
12/11 10:40	17.2	↓-0.5	最大潮位差
12/11 10:50	16.8	↓-0.4
12/11 11:00	16.4	↓-0.4
12/11 11:10	15.9	↓-0.5	最大潮位差
12/11 11:20	15.5	↓-0.4
12/11 11:30	15.0	↓-0.5	最大潮位差
12/11 11:40	14.6	↓-0.4
12/11 11:50	14.1	↓-0.5	最大潮位差
12/11 12:00	13.7	↓-0.4
12/11 12:10	13.2	↓-0.5	最大潮位差
12/11 12:20	12.8	↓-0.4
12/11 12:30	12.4	↓-0.4
12/11 12:40	11.9	↓-0.5	最大潮位差
12/11 12:50	11.5	↓-0.4
12/11 13:00	11.1	↓-0.4
12/11 13:10	10.7	↓-0.4
12/11 13:20	10.3	↓-0.4
12/11 13:30	10.0	↓-0.3
12/11 13:40	9.6	↓-0.4
12/11 13:50	9.3	↓-0.3
12/11 14:00	9.0	↓-0.3
12/11 14:10	8.7	↓-0.3
12/11 14:20	8.4	↓-0.3
12/11 14:30	8.1	↓-0.3
12/11 14:40	7.8	↓-0.3
12/11 14:50	7.6	↓-0.2
12/11 15:00	7.4	↓-0.2
12/11 15:10	7.2	↓-0.2
12/11 15:20	7.0	↓-0.2
12/11 15:30	6.9	↓-0.1
12/11 15:40	6.8	↓-0.1
12/11 15:50	6.7	↓-0.1
12/11 16:00	6.7	0	干潮
12/11 16:10	6.7	0
12/11 16:20	6.7	0
12/11 16:30	6.8	↑0.1
12/11 16:40	6.9	↑0.1
12/11 16:50	7.0	↑0.1
12/11 17:00	7.2	↑0.2
12/11 17:10	7.4	↑0.2
12/11 17:20	7.6	↑0.2
12/11 17:30	7.9	↑0.3
12/11 17:40	8.2	↑0.3
12/11 17:50	8.6	↑0.4
12/11 18:00	8.9	↑0.3
12/11 18:10	9.3	↑0.4
12/11 18:20	9.8	↑0.5	最大潮位差
12/11 18:30	10.2	↑0.4
12/11 18:40	10.6	↑0.4
12/11 18:50	11.1	↑0.5	最大潮位差
12/11 19:00	11.6	↑0.5	最大潮位差
12/11 19:10	12.1	↑0.5	最大潮位差
12/11 19:20	12.6	↑0.5	最大潮位差
12/11 19:30	13.0	↑0.4
12/11 19:40	13.5	↑0.5	最大潮位差
12/11 19:50	14.0	↑0.5	最大潮位差
12/11 20:00	14.5	↑0.5	最大潮位差
12/11 20:10	15.0	↑0.5	最大潮位差
12/11 20:20	15.4	↑0.4
12/11 20:30	15.9	↑0.5	最大潮位差
12/11 20:40	16.3	↑0.4
12/11 20:50	16.7	↑0.4
12/11 21:00	17.1	↑0.4
12/11 21:10	17.4	↑0.3
12/11 21:20	17.8	↑0.4
12/11 21:30	18.1	↑0.3
12/11 21:40	18.4	↑0.3
12/11 21:50	18.6	↑0.2
12/11 22:00	18.8	↑0.2
12/11 22:10	19.0	↑0.2
12/11 22:20	19.2	↑0.2
12/11 22:30	19.3	↑0.1
12/11 22:40	19.4	↑0.1
12/11 22:50	19.5	↑0.1
12/11 23:00	19.6	↑0.1
12/11 23:10	19.6	0
12/11 23:20	19.6	0	満潮
12/11 23:30	19.6	0
12/11 23:40	19.6	0
12/11 23:50	19.5	↓-0.1