20 (土)	01:26	08:28	15:18	20:46
	15cm	0cm	16cm	7cm
中潮 出 04:42 入 18:25 出 14:41 入 03:20 潮干狩り ◎ 05:03～11:45

苫前（北海道）2024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	13.4	↑0.2
4/20 00:10	13.6	↑0.2
4/20 00:20	13.8	↑0.2
4/20 00:30	14.0	↑0.2
4/20 00:40	14.1	↑0.1
4/20 00:50	14.2	↑0.1
4/20 01:00	14.3	↑0.1
4/20 01:10	14.4	↑0.1
4/20 01:20	14.4	0	満潮
4/20 01:30	14.4	0
4/20 01:40	14.4	0
4/20 01:50	14.3	↓-0.1
4/20 02:00	14.2	↓-0.1
4/20 02:10	14.1	↓-0.1
4/20 02:20	13.9	↓-0.2
4/20 02:30	13.7	↓-0.2
4/20 02:40	13.5	↓-0.2
4/20 02:50	13.2	↓-0.3
4/20 03:00	12.9	↓-0.3
4/20 03:10	12.5	↓-0.4
4/20 03:20	12.1	↓-0.4
4/20 03:30	11.7	↓-0.4
4/20 03:40	11.3	↓-0.4
4/20 03:50	10.8	↓-0.5
4/20 04:00	10.3	↓-0.5
4/20 04:10	9.8	↓-0.5
4/20 04:20	9.3	↓-0.5
4/20 04:30	8.7	↓-0.6
4/20 04:40	8.2	↓-0.5
4/20 04:50	7.6	↓-0.6
4/20 05:00	7.0	↓-0.6
4/20 05:10	6.5	↓-0.5
4/20 05:20	5.9	↓-0.6
4/20 05:30	5.3	↓-0.6
4/20 05:40	4.7	↓-0.6
4/20 05:50	4.2	↓-0.5
4/20 06:00	3.6	↓-0.6
4/20 06:10	3.1	↓-0.5
4/20 06:20	2.6	↓-0.5
4/20 06:30	2.1	↓-0.5
4/20 06:40	1.6	↓-0.5
4/20 06:50	1.2	↓-0.4
4/20 07:00	0.8	↓-0.4
4/20 07:10	0.4	↓-0.4
4/20 07:20	0.1	↓-0.3
4/20 07:30	-0.2	↓-0.3
4/20 07:40	-0.4	↓-0.2
4/20 07:50	-0.6	↓-0.2
4/20 08:00	-0.7	↓-0.1
4/20 08:10	-0.9	↓-0.2
4/20 08:20	-0.9	0	干潮
4/20 08:30	-0.9	0
4/20 08:40	-0.9	0
4/20 08:50	-0.8	↑0.1
4/20 09:00	-0.7	↑0.1
4/20 09:10	-0.5	↑0.2
4/20 09:20	-0.2	↑0.3
4/20 09:30	0.0	↑0.2
4/20 09:40	0.3	0
4/20 09:50	0.7	↑0.4
4/20 10:00	1.1	↑0.4
4/20 10:10	1.5	↑0.4
4/20 10:20	2.0	↑0.5
4/20 10:30	2.5	↑0.5
4/20 10:40	3.0	↑0.5
4/20 10:50	3.6	↑0.6
4/20 11:00	4.2	↑0.6
4/20 11:10	4.8	↑0.6
4/20 11:20	5.4	↑0.6
4/20 11:30	6.0	↑0.6
4/20 11:40	6.6	↑0.6
4/20 11:50	7.3	↑0.7	最大潮位差
4/20 12:00	7.9	↑0.6
4/20 12:10	8.5	↑0.6
4/20 12:20	9.1	↑0.6
4/20 12:30	9.8	↑0.7	最大潮位差
4/20 12:40	10.3	↑0.5
4/20 12:50	10.9	↑0.6
4/20 13:00	11.5	↑0.6
4/20 13:10	12.0	↑0.5
4/20 13:20	12.5	↑0.5
4/20 13:30	13.0	↑0.5
4/20 13:40	13.4	↑0.4
4/20 13:50	13.8	↑0.4
4/20 14:00	14.1	↑0.3
4/20 14:10	14.4	↑0.3
4/20 14:20	14.7	↑0.3
4/20 14:30	15.0	↑0.3
4/20 14:40	15.1	↑0.1
4/20 14:50	15.3	↑0.2
4/20 15:00	15.4	↑0.1
4/20 15:10	15.4	0	満潮
4/20 15:20	15.4	0
4/20 15:30	15.4	0
4/20 15:40	15.3	↓-0.1
4/20 15:50	15.2	↓-0.1
4/20 16:00	15.1	↓-0.1
4/20 16:10	14.9	↓-0.2
4/20 16:20	14.6	↓-0.3
4/20 16:30	14.4	↓-0.2
4/20 16:40	14.1	↓-0.3
4/20 16:50	13.8	↓-0.3
4/20 17:00	13.4	↓-0.4
4/20 17:10	13.1	↓-0.3
4/20 17:20	12.7	↓-0.4
4/20 17:30	12.3	↓-0.4
4/20 17:40	11.9	↓-0.4
4/20 17:50	11.5	↓-0.4
4/20 18:00	11.0	↓-0.5
4/20 18:10	10.6	↓-0.4
4/20 18:20	10.2	↓-0.4
4/20 18:30	9.8	↓-0.4
4/20 18:40	9.4	↓-0.4
4/20 18:50	9.0	↓-0.4
4/20 19:00	8.7	↓-0.3
4/20 19:10	8.3	↓-0.4
4/20 19:20	8.0	↓-0.3
4/20 19:30	7.7	↓-0.3
4/20 19:40	7.5	↓-0.2
4/20 19:50	7.3	↓-0.2
4/20 20:00	7.1	↓-0.2
4/20 20:10	6.9	↓-0.2
4/20 20:20	6.8	↓-0.1
4/20 20:30	6.7	↓-0.1
4/20 20:40	6.7	0	干潮
4/20 20:50	6.7	0
4/20 21:00	6.7	0
4/20 21:10	6.8	↑0.1
4/20 21:20	6.9	↑0.1
4/20 21:30	7.1	↑0.2
4/20 21:40	7.3	↑0.2
4/20 21:50	7.5	↑0.2
4/20 22:00	7.8	↑0.3
4/20 22:10	8.1	↑0.3
4/20 22:20	8.4	↑0.3
4/20 22:30	8.8	↑0.4
4/20 22:40	9.2	↑0.4
4/20 22:50	9.6	↑0.4
4/20 23:00	10.0	↑0.4
4/20 23:10	10.5	↑0.5
4/20 23:20	10.9	↑0.4
4/20 23:30	11.4	↑0.5
4/20 23:40	11.9	↑0.5
4/20 23:50	12.3	↑0.4