14 (火)	15:09	07:23	-	19:24
	17cm	7cm	-	14cm
若潮 出 06:59 入 15:59 出 13:21 入 01:51

留萌（北海道）2021年12月14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
12/14 00:00	17.9	0
12/14 00:10	17.9	0
12/14 00:20	17.8	↓-0.1
12/14 00:30	17.7	↓-0.1
12/14 00:40	17.6	↓-0.1
12/14 00:50	17.5	↓-0.1
12/14 01:00	17.3	↓-0.2
12/14 01:10	17.1	↓-0.2
12/14 01:20	16.9	↓-0.2
12/14 01:30	16.7	↓-0.2
12/14 01:40	16.5	↓-0.2
12/14 01:50	16.2	↓-0.3
12/14 02:00	15.9	↓-0.3
12/14 02:10	15.6	↓-0.3
12/14 02:20	15.3	↓-0.3
12/14 02:30	15.0	↓-0.3
12/14 02:40	14.7	↓-0.3
12/14 02:50	14.3	↓-0.4
12/14 03:00	14.0	↓-0.3
12/14 03:10	13.6	↓-0.4
12/14 03:20	13.2	↓-0.4
12/14 03:30	12.9	↓-0.3
12/14 03:40	12.5	↓-0.4
12/14 03:50	12.1	↓-0.4
12/14 04:00	11.7	↓-0.4
12/14 04:10	11.2	↓-0.5	最大潮位差
12/14 04:20	10.8	↓-0.4
12/14 04:30	10.4	↓-0.4
12/14 04:40	10.0	↓-0.4
12/14 04:50	9.6	↓-0.4
12/14 05:00	9.3	↓-0.3
12/14 05:10	8.9	↓-0.4
12/14 05:20	8.6	↓-0.3
12/14 05:30	8.2	↓-0.4
12/14 05:40	7.9	↓-0.3
12/14 05:50	7.7	↓-0.2
12/14 06:00	7.4	↓-0.3
12/14 06:10	7.2	↓-0.2
12/14 06:20	7.0	↓-0.2
12/14 06:30	6.8	↓-0.2
12/14 06:40	6.7	↓-0.1
12/14 06:50	6.6	↓-0.1
12/14 07:00	6.5	↓-0.1
12/14 07:10	6.5	0
12/14 07:20	6.4	↓-0.1	干潮
12/14 07:30	6.5	↑0.1
12/14 07:40	6.5	0
12/14 07:50	6.6	↑0.1
12/14 08:00	6.6	0
12/14 08:10	6.8	↑0.2
12/14 08:20	6.9	↑0.1
12/14 08:30	7.1	↑0.2
12/14 08:40	7.3	↑0.2
12/14 08:50	7.5	↑0.2
12/14 09:00	7.7	↑0.2
12/14 09:10	8.0	↑0.3
12/14 09:20	8.2	↑0.2
12/14 09:30	8.5	↑0.3
12/14 09:40	8.9	↑0.4
12/14 09:50	9.2	↑0.3
12/14 10:00	9.6	↑0.4
12/14 10:10	9.9	↑0.3
12/14 10:20	10.3	↑0.4
12/14 10:30	10.7	↑0.4
12/14 10:40	11.1	↑0.4
12/14 10:50	11.4	↑0.3
12/14 11:00	11.8	↑0.4
12/14 11:10	12.2	↑0.4
12/14 11:20	12.6	↑0.4
12/14 11:30	12.9	↑0.3
12/14 11:40	13.3	↑0.4
12/14 11:50	13.6	↑0.3
12/14 12:00	13.9	↑0.3
12/14 12:10	14.2	↑0.3
12/14 12:20	14.5	↑0.3
12/14 12:30	14.7	↑0.2
12/14 12:40	14.9	↑0.2
12/14 12:50	15.2	↑0.3
12/14 13:00	15.4	↑0.2
12/14 13:10	15.6	↑0.2
12/14 13:20	15.7	↑0.1
12/14 13:30	15.9	↑0.2
12/14 13:40	16.0	↑0.1
12/14 13:50	16.1	↑0.1
12/14 14:00	16.3	↑0.2
12/14 14:10	16.4	↑0.1
12/14 14:20	16.4	0
12/14 14:30	16.5	↑0.1
12/14 14:40	16.6	↑0.1
12/14 14:50	16.6	0
12/14 15:00	16.6	0	満潮
12/14 15:10	16.6	0
12/14 15:20	16.6	0
12/14 15:30	16.6	0
12/14 15:40	16.5	↓-0.1
12/14 15:50	16.5	0
12/14 16:00	16.4	↓-0.1
12/14 16:10	16.3	↓-0.1
12/14 16:20	16.1	↓-0.2
12/14 16:30	16.0	↓-0.1
12/14 16:40	15.8	↓-0.2
12/14 16:50	15.7	↓-0.1
12/14 17:00	15.5	↓-0.2
12/14 17:10	15.3	↓-0.2
12/14 17:20	15.2	↓-0.1
12/14 17:30	15.0	↓-0.2
12/14 17:40	14.8	↓-0.2
12/14 17:50	14.6	↓-0.2
12/14 18:00	14.5	↓-0.1
12/14 18:10	14.4	↓-0.1
12/14 18:20	14.2	↓-0.2
12/14 18:30	14.1	↓-0.1
12/14 18:40	14.0	↓-0.1
12/14 18:50	14.0	0
12/14 19:00	13.9	↓-0.1
12/14 19:10	13.9	0
12/14 19:20	13.8	↓-0.1	干潮
12/14 19:30	13.9	↑0.1
12/14 19:40	13.9	0
12/14 19:50	13.9	0
12/14 20:00	14.0	↑0.1
12/14 20:10	14.1	↑0.1
12/14 20:20	14.2	↑0.1
12/14 20:30	14.3	↑0.1
12/14 20:40	14.4	↑0.1
12/14 20:50	14.6	↑0.2
12/14 21:00	14.7	↑0.1
12/14 21:10	14.9	↑0.2
12/14 21:20	15.1	↑0.2
12/14 21:30	15.3	↑0.2
12/14 21:40	15.5	↑0.2
12/14 21:50	15.8	↑0.3
12/14 22:00	16.0	↑0.2
12/14 22:10	16.3	↑0.3
12/14 22:20	16.5	↑0.2
12/14 22:30	16.8	↑0.3
12/14 22:40	17.0	↑0.2
12/14 22:50	17.3	↑0.3
12/14 23:00	17.5	↑0.2
12/14 23:10	17.7	↑0.2
12/14 23:20	17.9	↑0.2
12/14 23:30	18.1	↑0.2
12/14 23:40	18.2	↑0.1
12/14 23:50	18.4	↑0.2