20 (火)	13:52	06:19	-	20:18
	11cm	1cm	-	5cm
若潮 出 04:43 入 18:24 出 13:07 入 01:48 潮干狩り ◎ 04:43～10:01

留萌（北海道）2032年04月20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
4/20 00:00	7.9	↓-0.1
4/20 00:10	7.8	↓-0.1
4/20 00:20	7.7	↓-0.1
4/20 00:30	7.5	↓-0.2
4/20 00:40	7.3	↓-0.2
4/20 00:50	7.1	↓-0.2
4/20 01:00	6.9	↓-0.2
4/20 01:10	6.7	↓-0.2
4/20 01:20	6.5	↓-0.2
4/20 01:30	6.3	↓-0.2
4/20 01:40	6.1	↓-0.2
4/20 01:50	5.8	↓-0.3
4/20 02:00	5.6	↓-0.2
4/20 02:10	5.4	↓-0.2
4/20 02:20	5.1	↓-0.3
4/20 02:30	4.9	↓-0.2
4/20 02:40	4.7	↓-0.2
4/20 02:50	4.4	↓-0.3
4/20 03:00	4.2	↓-0.2
4/20 03:10	4.0	↓-0.2
4/20 03:20	3.7	↓-0.3
4/20 03:30	3.5	↓-0.2
4/20 03:40	3.2	↓-0.3
4/20 03:50	3.0	↓-0.2
4/20 04:00	2.8	↓-0.2
4/20 04:10	2.5	↓-0.3
4/20 04:20	2.3	↓-0.2
4/20 04:30	2.1	↓-0.2
4/20 04:40	1.9	↓-0.2
4/20 04:50	1.6	↓-0.3
4/20 05:00	1.5	↓-0.1
4/20 05:10	1.3	↓-0.2
4/20 05:20	1.1	↓-0.2
4/20 05:30	1.0	↓-0.1
4/20 05:40	0.9	↓-0.1
4/20 05:50	0.8	↓-0.1
4/20 06:00	0.7	↓-0.1
4/20 06:10	0.7	0	干潮
4/20 06:20	0.7	0
4/20 06:30	0.7	0
4/20 06:40	0.8	↑0.1
4/20 06:50	0.8	0
4/20 07:00	0.9	↑0.1
4/20 07:10	1.0	↑0.1
4/20 07:20	1.2	↑0.2
4/20 07:30	1.3	↑0.1
4/20 07:40	1.5	↑0.2
4/20 07:50	1.7	↑0.2
4/20 08:00	1.9	↑0.2
4/20 08:10	2.2	↑0.3
4/20 08:20	2.4	↑0.2
4/20 08:30	2.7	↑0.3
4/20 08:40	3.0	↑0.3
4/20 08:50	3.3	↑0.3
4/20 09:00	3.6	↑0.3
4/20 09:10	3.9	↑0.3
4/20 09:20	4.3	↑0.4	最大潮位差
4/20 09:30	4.6	↑0.3
4/20 09:40	5.0	↑0.4	最大潮位差
4/20 09:50	5.3	↑0.3
4/20 10:00	5.7	↑0.4	最大潮位差
4/20 10:10	6.1	↑0.4	最大潮位差
4/20 10:20	6.5	↑0.4	最大潮位差
4/20 10:30	6.9	↑0.4	最大潮位差
4/20 10:40	7.2	↑0.3
4/20 10:50	7.6	↑0.4	最大潮位差
4/20 11:00	7.9	↑0.3
4/20 11:10	8.3	↑0.4	最大潮位差
4/20 11:20	8.6	↑0.3
4/20 11:30	8.9	↑0.3
4/20 11:40	9.1	↑0.2
4/20 11:50	9.4	↑0.3
4/20 12:00	9.6	↑0.2
4/20 12:10	9.8	↑0.2
4/20 12:20	10.0	↑0.2
4/20 12:30	10.1	↑0.1
4/20 12:40	10.3	↑0.2
4/20 12:50	10.4	↑0.1
4/20 13:00	10.5	↑0.1
4/20 13:10	10.5	0
4/20 13:20	10.6	↑0.1
4/20 13:30	10.6	0
4/20 13:40	10.6	0
4/20 13:50	10.7	↑0.1	満潮
4/20 14:00	10.7	0
4/20 14:10	10.6	↓-0.1
4/20 14:20	10.6	0
4/20 14:30	10.6	0
4/20 14:40	10.5	↓-0.1
4/20 14:50	10.4	↓-0.1
4/20 15:00	10.3	↓-0.1
4/20 15:10	10.2	↓-0.1
4/20 15:20	10.1	↓-0.1
4/20 15:30	10.0	↓-0.1
4/20 15:40	9.8	↓-0.2
4/20 15:50	9.6	↓-0.2
4/20 16:00	9.4	↓-0.2
4/20 16:10	9.2	↓-0.2
4/20 16:20	9.0	↓-0.2
4/20 16:30	8.7	↓-0.3
4/20 16:40	8.5	↓-0.2
4/20 16:50	8.2	↓-0.3
4/20 17:00	7.9	↓-0.3
4/20 17:10	7.6	↓-0.3
4/20 17:20	7.4	↓-0.2
4/20 17:30	7.1	↓-0.3
4/20 17:40	6.8	↓-0.3
4/20 17:50	6.6	↓-0.2
4/20 18:00	6.3	↓-0.3
4/20 18:10	6.1	↓-0.2
4/20 18:20	5.8	↓-0.3
4/20 18:30	5.6	↓-0.2
4/20 18:40	5.4	↓-0.2
4/20 18:50	5.3	↓-0.1
4/20 19:00	5.1	↓-0.2
4/20 19:10	5.0	↓-0.1
4/20 19:20	4.9	↓-0.1
4/20 19:30	4.8	↓-0.1
4/20 19:40	4.7	↓-0.1
4/20 19:50	4.6	↓-0.1
4/20 20:00	4.6	0
4/20 20:10	4.6	0	干潮
4/20 20:20	4.6	0
4/20 20:30	4.6	0
4/20 20:40	4.6	0
4/20 20:50	4.7	↑0.1
4/20 21:00	4.7	0
4/20 21:10	4.8	↑0.1
4/20 21:20	4.9	↑0.1
4/20 21:30	5.1	↑0.2
4/20 21:40	5.2	↑0.1
4/20 21:50	5.4	↑0.2
4/20 22:00	5.6	↑0.2
4/20 22:10	5.7	↑0.1
4/20 22:20	5.9	↑0.2
4/20 22:30	6.1	↑0.2
4/20 22:40	6.4	↑0.3
4/20 22:50	6.6	↑0.2
4/20 23:00	6.8	↑0.2
4/20 23:10	7.0	↑0.2
4/20 23:20	7.2	↑0.2
4/20 23:30	7.3	↑0.1
4/20 23:40	7.5	↑0.2
4/20 23:50	7.6	↑0.1