1 (火)	06:31	11:48	17:07	-
	15cm	4cm	14cm	-
中潮 出 05:16 入 18:01 出 06:25 入 21:57 潮干狩り ○ 10:04～13:40

留萌（北海道）2025年04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
4/1 00:00	-14.4	↑0.3
4/1 00:10	-14.1	↑0.3
4/1 00:20	-13.7	↑0.4
4/1 00:30	-13.2	↑0.5
4/1 00:40	-12.7	↑0.5
4/1 00:50	-12.1	↑0.6
4/1 01:00	-11.5	↑0.6
4/1 01:10	-10.8	↑0.7
4/1 01:20	-10.0	↑0.8
4/1 01:30	-9.2	↑0.8
4/1 01:40	-8.3	↑0.9
4/1 01:50	-7.4	↑0.9
4/1 02:00	-6.5	↑0.9
4/1 02:10	-5.5	↑1.0
4/1 02:20	-4.4	↑1.1
4/1 02:30	-3.4	↑1.0
4/1 02:40	-2.3	↑1.1
4/1 02:50	-1.2	↑1.1
4/1 03:00	-0.1	↑1.1
4/1 03:10	1.0	↑1.1
4/1 03:20	2.2	↑1.2	最大潮位差
4/1 03:30	3.3	↑1.1
4/1 03:40	4.3	↑1.0
4/1 03:50	5.4	↑1.1
4/1 04:00	6.4	↑1.0
4/1 04:10	7.4	↑1.0
4/1 04:20	8.3	↑0.9
4/1 04:30	9.2	↑0.9
4/1 04:40	10.0	↑0.8
4/1 04:50	10.8	↑0.8
4/1 05:00	11.4	↑0.6
4/1 05:10	12.0	↑0.6
4/1 05:20	12.6	↑0.6
4/1 05:30	13.0	↑0.4
4/1 05:40	13.4	↑0.4
4/1 05:50	13.7	↑0.3
4/1 06:00	14.0	↑0.3
4/1 06:10	14.1	↑0.1
4/1 06:20	14.2	↑0.1
4/1 06:30	14.3	↑0.1	満潮
4/1 06:40	14.2	↓-0.1
4/1 06:50	14.1	↓-0.1
4/1 07:00	14.0	↓-0.1
4/1 07:10	13.8	↓-0.2
4/1 07:20	13.5	↓-0.3
4/1 07:30	13.2	↓-0.3
4/1 07:40	12.9	↓-0.3
4/1 07:50	12.5	↓-0.4
4/1 08:00	12.0	↓-0.5
4/1 08:10	11.6	↓-0.4
4/1 08:20	11.1	↓-0.5
4/1 08:30	10.6	↓-0.5
4/1 08:40	10.1	↓-0.5
4/1 08:50	9.5	↓-0.6
4/1 09:00	9.0	↓-0.5
4/1 09:10	8.4	↓-0.6
4/1 09:20	7.9	↓-0.5
4/1 09:30	7.4	↓-0.5
4/1 09:40	6.9	↓-0.5
4/1 09:50	6.4	↓-0.5
4/1 10:00	5.9	↓-0.5
4/1 10:10	5.5	↓-0.4
4/1 10:20	5.1	↓-0.4
4/1 10:30	4.7	↓-0.4
4/1 10:40	4.4	↓-0.3
4/1 10:50	4.1	↓-0.3
4/1 11:00	3.9	↓-0.2
4/1 11:10	3.7	↓-0.2
4/1 11:20	3.5	↓-0.2
4/1 11:30	3.4	↓-0.1
4/1 11:40	3.4	0	干潮
4/1 11:50	3.3	↓-0.1
4/1 12:00	3.4	↑0.1
4/1 12:10	3.5	↑0.1
4/1 12:20	3.6	↑0.1
4/1 12:30	3.7	↑0.1
4/1 12:40	3.9	↑0.2
4/1 12:50	4.1	↑0.2
4/1 13:00	4.4	↑0.3
4/1 13:10	4.7	↑0.3
4/1 13:20	5.0	↑0.3
4/1 13:30	5.4	↑0.4
4/1 13:40	5.7	↑0.3
4/1 13:50	6.1	↑0.4
4/1 14:00	6.6	↑0.5
4/1 14:10	7.0	↑0.4
4/1 14:20	7.5	↑0.5
4/1 14:30	8.0	↑0.5
4/1 14:40	8.4	↑0.4
4/1 14:50	8.9	↑0.5
4/1 15:00	9.4	↑0.5
4/1 15:10	9.9	↑0.5
4/1 15:20	10.4	↑0.5
4/1 15:30	10.9	↑0.5
4/1 15:40	11.3	↑0.4
4/1 15:50	11.8	↑0.5
4/1 16:00	12.1	↑0.3
4/1 16:10	12.5	↑0.4
4/1 16:20	12.8	↑0.3
4/1 16:30	13.1	↑0.3
4/1 16:40	13.3	↑0.2
4/1 16:50	13.4	↑0.1
4/1 17:00	13.5	↑0.1	満潮
4/1 17:10	13.5	0
4/1 17:20	13.4	↓-0.1
4/1 17:30	13.3	↓-0.1
4/1 17:40	13.1	↓-0.2
4/1 17:50	12.8	↓-0.3
4/1 18:00	12.4	↓-0.4
4/1 18:10	12.0	↓-0.4
4/1 18:20	11.5	↓-0.5
4/1 18:30	10.9	↓-0.6
4/1 18:40	10.3	↓-0.6
4/1 18:50	9.6	↓-0.7
4/1 19:00	8.8	↓-0.8
4/1 19:10	8.0	↓-0.8
4/1 19:20	7.2	↓-0.8
4/1 19:30	6.3	↓-0.9
4/1 19:40	5.4	↓-0.9
4/1 19:50	4.4	↓-1.0
4/1 20:00	3.4	↓-1.0
4/1 20:10	2.4	↓-1.0
4/1 20:20	1.4	↓-1.0
4/1 20:30	0.3	↓-1.1
4/1 20:40	-0.8	↓-1.1
4/1 20:50	-1.8	↓-1.0
4/1 21:00	-2.9	↓-1.1
4/1 21:10	-3.9	↓-1.0
4/1 21:20	-5.0	↓-1.1
4/1 21:30	-6.0	↓-1.0
4/1 21:40	-7.0	↓-1.0
4/1 21:50	-7.9	↓-0.9
4/1 22:00	-8.8	↓-0.9
4/1 22:10	-9.7	↓-0.9
4/1 22:20	-10.5	↓-0.8
4/1 22:30	-11.3	↓-0.8
4/1 22:40	-12.0	↓-0.7
4/1 22:50	-12.6	↓-0.6
4/1 23:00	-13.1	↓-0.5
4/1 23:10	-13.6	↓-0.5
4/1 23:20	-14.0	↓-0.4
4/1 23:30	-14.4	↓-0.4
4/1 23:40	-14.6	↓-0.2
4/1 23:50	-14.8	↓-0.2