1 (月)	13:25	06:38	-	19:02
	18cm	7cm	-	13cm
中潮 出 06:47 入 16:00 出 13:17 入 01:45

留萌（北海道）2025年12月1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
12/1 00:00	17.7	0
12/1 00:10	17.7	0
12/1 00:20	17.6	↓-0.1
12/1 00:30	17.5	↓-0.1
12/1 00:40	17.4	↓-0.1
12/1 00:50	17.2	↓-0.2
12/1 01:00	17.0	↓-0.2
12/1 01:10	16.7	↓-0.3
12/1 01:20	16.4	↓-0.3
12/1 01:30	16.1	↓-0.3
12/1 01:40	15.8	↓-0.3
12/1 01:50	15.4	↓-0.4
12/1 02:00	15.1	↓-0.3
12/1 02:10	14.7	↓-0.4
12/1 02:20	14.3	↓-0.4
12/1 02:30	13.9	↓-0.4
12/1 02:40	13.5	↓-0.4
12/1 02:50	13.0	↓-0.5	最大潮位差
12/1 03:00	12.6	↓-0.4
12/1 03:10	12.2	↓-0.4
12/1 03:20	11.8	↓-0.4
12/1 03:30	11.4	↓-0.4
12/1 03:40	10.9	↓-0.5	最大潮位差
12/1 03:50	10.5	↓-0.4
12/1 04:00	10.1	↓-0.4
12/1 04:10	9.7	↓-0.4
12/1 04:20	9.3	↓-0.4
12/1 04:30	8.9	↓-0.4
12/1 04:40	8.6	↓-0.3
12/1 04:50	8.2	↓-0.4
12/1 05:00	7.9	↓-0.3
12/1 05:10	7.6	↓-0.3
12/1 05:20	7.3	↓-0.3
12/1 05:30	7.1	↓-0.2
12/1 05:40	6.8	↓-0.3
12/1 05:50	6.7	↓-0.1
12/1 06:00	6.5	↓-0.2
12/1 06:10	6.4	↓-0.1
12/1 06:20	6.3	↓-0.1
12/1 06:30	6.3	0	干潮
12/1 06:40	6.2	↓-0.1
12/1 06:50	6.3	↑0.1
12/1 07:00	6.3	0
12/1 07:10	6.5	↑0.2
12/1 07:20	6.6	↑0.1
12/1 07:30	6.8	↑0.2
12/1 07:40	7.0	↑0.2
12/1 07:50	7.2	↑0.2
12/1 08:00	7.4	↑0.2
12/1 08:10	7.7	↑0.3
12/1 08:20	8.0	↑0.3
12/1 08:30	8.3	↑0.3
12/1 08:40	8.7	↑0.4
12/1 08:50	9.0	↑0.3
12/1 09:00	9.4	↑0.4
12/1 09:10	9.8	↑0.4
12/1 09:20	10.2	↑0.4
12/1 09:30	10.6	↑0.4
12/1 09:40	11.0	↑0.4
12/1 09:50	11.4	↑0.4
12/1 10:00	11.8	↑0.4
12/1 10:10	12.2	↑0.4
12/1 10:20	12.7	↑0.5	最大潮位差
12/1 10:30	13.1	↑0.4
12/1 10:40	13.5	↑0.4
12/1 10:50	14.0	↑0.5	最大潮位差
12/1 11:00	14.4	↑0.4
12/1 11:10	14.8	↑0.4
12/1 11:20	15.1	↑0.3
12/1 11:30	15.5	↑0.4
12/1 11:40	15.8	↑0.3
12/1 11:50	16.1	↑0.3
12/1 12:00	16.4	↑0.3
12/1 12:10	16.7	↑0.3
12/1 12:20	16.9	↑0.2
12/1 12:30	17.1	↑0.2
12/1 12:40	17.2	↑0.1
12/1 12:50	17.3	↑0.1
12/1 13:00	17.4	↑0.1
12/1 13:10	17.5	↑0.1
12/1 13:20	17.5	0	満潮
12/1 13:30	17.5	0
12/1 13:40	17.5	0
12/1 13:50	17.4	↓-0.1
12/1 14:00	17.4	0
12/1 14:10	17.3	↓-0.1
12/1 14:20	17.2	↓-0.1
12/1 14:30	17.0	↓-0.2
12/1 14:40	16.9	↓-0.1
12/1 14:50	16.8	↓-0.1
12/1 15:00	16.6	↓-0.2
12/1 15:10	16.4	↓-0.2
12/1 15:20	16.3	↓-0.1
12/1 15:30	16.1	↓-0.2
12/1 15:40	15.9	↓-0.2
12/1 15:50	15.7	↓-0.2
12/1 16:00	15.5	↓-0.2
12/1 16:10	15.3	↓-0.2
12/1 16:20	15.1	↓-0.2
12/1 16:30	14.8	↓-0.3
12/1 16:40	14.6	↓-0.2
12/1 16:50	14.4	↓-0.2
12/1 17:00	14.2	↓-0.2
12/1 17:10	13.9	↓-0.3
12/1 17:20	13.7	↓-0.2
12/1 17:30	13.5	↓-0.2
12/1 17:40	13.3	↓-0.2
12/1 17:50	13.1	↓-0.2
12/1 18:00	13.0	↓-0.1
12/1 18:10	12.8	↓-0.2
12/1 18:20	12.7	↓-0.1
12/1 18:30	12.6	↓-0.1
12/1 18:40	12.5	↓-0.1
12/1 18:50	12.5	0
12/1 19:00	12.5	0	干潮
12/1 19:10	12.5	0
12/1 19:20	12.5	0
12/1 19:30	12.6	↑0.1
12/1 19:40	12.7	↑0.1
12/1 19:50	12.8	↑0.1
12/1 20:00	12.9	↑0.1
12/1 20:10	13.1	↑0.2
12/1 20:20	13.3	↑0.2
12/1 20:30	13.5	↑0.2
12/1 20:40	13.7	↑0.2
12/1 20:50	13.9	↑0.2
12/1 21:00	14.1	↑0.2
12/1 21:10	14.4	↑0.3
12/1 21:20	14.7	↑0.3
12/1 21:30	14.9	↑0.2
12/1 21:40	15.2	↑0.3
12/1 21:50	15.5	↑0.3
12/1 22:00	15.8	↑0.3
12/1 22:10	16.1	↑0.3
12/1 22:20	16.4	↑0.3
12/1 22:30	16.7	↑0.3
12/1 22:40	17.0	↑0.3
12/1 22:50	17.3	↑0.3
12/1 23:00	17.6	↑0.3
12/1 23:10	17.8	↑0.2
12/1 23:20	18.1	↑0.3
12/1 23:30	18.3	↑0.2
12/1 23:40	18.5	↑0.2
12/1 23:50	18.7	↑0.2