20 (日)	03:05	09:04	15:01	21:24
	20cm	-1cm	20cm	-6cm
大潮 出 04:53 入 18:24 出 04:51 入 18:41 潮干狩り ◎ 06:23～11:44

小泊（青森）2042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	↑0.9
4/20 00:10	8.9	↑1.0
4/20 00:20	9.9	↑1.0
4/20 00:30	10.9	↑1.0
4/20 00:40	11.8	↑0.9
4/20 00:50	12.7	↑0.9
4/20 01:00	13.5	↑0.8
4/20 01:10	14.4	↑0.9
4/20 01:20	15.1	↑0.7
4/20 01:30	15.9	↑0.8
4/20 01:40	16.5	↑0.6
4/20 01:50	17.1	↑0.6
4/20 02:00	17.6	↑0.5
4/20 02:10	18.1	↑0.5
4/20 02:20	18.5	↑0.4
4/20 02:30	18.8	↑0.3
4/20 02:40	19.0	↑0.2
4/20 02:50	19.2	↑0.2
4/20 03:00	19.3	↑0.1	満潮
4/20 03:10	19.3	0
4/20 03:20	19.2	↓-0.1
4/20 03:30	19.0	↓-0.2
4/20 03:40	18.8	↓-0.2
4/20 03:50	18.4	↓-0.4
4/20 04:00	18.1	↓-0.3
4/20 04:10	17.6	↓-0.5
4/20 04:20	17.1	↓-0.5
4/20 04:30	16.5	↓-0.6
4/20 04:40	15.8	↓-0.7
4/20 04:50	15.1	↓-0.7
4/20 05:00	14.4	↓-0.7
4/20 05:10	13.6	↓-0.8
4/20 05:20	12.8	↓-0.8
4/20 05:30	12.0	↓-0.8
4/20 05:40	11.1	↓-0.9
4/20 05:50	10.2	↓-0.9
4/20 06:00	9.3	↓-0.9
4/20 06:10	8.4	↓-0.9
4/20 06:20	7.5	↓-0.9
4/20 06:30	6.6	↓-0.9
4/20 06:40	5.8	↓-0.8
4/20 06:50	4.9	↓-0.9
4/20 07:00	4.1	↓-0.8
4/20 07:10	3.4	↓-0.7
4/20 07:20	2.6	↓-0.8
4/20 07:30	2.0	↓-0.6
4/20 07:40	1.3	↓-0.7
4/20 07:50	0.8	↓-0.5
4/20 08:00	0.3	↓-0.5
4/20 08:10	-0.2	↓-0.5
4/20 08:20	-0.5	↓-0.3
4/20 08:30	-0.8	↓-0.3
4/20 08:40	-1.0	↓-0.2
4/20 08:50	-1.2	↓-0.2
4/20 09:00	-1.3	↓-0.1	干潮
4/20 09:10	-1.2	↑0.1
4/20 09:20	-1.2	0
4/20 09:30	-1.0	↑0.2
4/20 09:40	-0.7	↑0.3
4/20 09:50	-0.4	↑0.3
4/20 10:00	0.0	↑0.4
4/20 10:10	0.4	0
4/20 10:20	1.0	↑0.6
4/20 10:30	1.5	↑0.5
4/20 10:40	2.2	↑0.7
4/20 10:50	2.9	↑0.7
4/20 11:00	3.6	↑0.7
4/20 11:10	4.4	↑0.8
4/20 11:20	5.2	↑0.8
4/20 11:30	6.1	↑0.9
4/20 11:40	6.9	↑0.8
4/20 11:50	7.8	↑0.9
4/20 12:00	8.7	↑0.9
4/20 12:10	9.6	↑0.9
4/20 12:20	10.5	↑0.9
4/20 12:30	11.4	↑0.9
4/20 12:40	12.3	↑0.9
4/20 12:50	13.1	↑0.8
4/20 13:00	13.9	↑0.8
4/20 13:10	14.7	↑0.8
4/20 13:20	15.4	↑0.7
4/20 13:30	16.1	↑0.7
4/20 13:40	16.8	↑0.7
4/20 13:50	17.3	↑0.5
4/20 14:00	17.8	↑0.5
4/20 14:10	18.2	↑0.4
4/20 14:20	18.6	↑0.4
4/20 14:30	18.9	↑0.3
4/20 14:40	19.1	↑0.2
4/20 14:50	19.2	↑0.1
4/20 15:00	19.3	↑0.1	満潮
4/20 15:10	19.2	↓-0.1
4/20 15:20	19.1	↓-0.1
4/20 15:30	18.9	↓-0.2
4/20 15:40	18.6	↓-0.3
4/20 15:50	18.2	↓-0.4
4/20 16:00	17.8	↓-0.4
4/20 16:10	17.2	↓-0.6
4/20 16:20	16.6	↓-0.6
4/20 16:30	16.0	↓-0.6
4/20 16:40	15.2	↓-0.8
4/20 16:50	14.4	↓-0.8
4/20 17:00	13.6	↓-0.8
4/20 17:10	12.7	↓-0.9
4/20 17:20	11.8	↓-0.9
4/20 17:30	10.8	↓-1.0
4/20 17:40	9.8	↓-1.0
4/20 17:50	8.7	↓-1.1	最大潮位差
4/20 18:00	7.7	↓-1.0
4/20 18:10	6.6	↓-1.1	最大潮位差
4/20 18:20	5.6	↓-1.0
4/20 18:30	4.5	↓-1.1	最大潮位差
4/20 18:40	3.5	↓-1.0
4/20 18:50	2.4	↓-1.1	最大潮位差
4/20 19:00	1.4	↓-1.0
4/20 19:10	0.5	↓-0.9
4/20 19:20	-0.5	↓-1.0
4/20 19:30	-1.3	↓-0.8
4/20 19:40	-2.2	↓-0.9
4/20 19:50	-2.9	↓-0.7
4/20 20:00	-3.6	↓-0.7
4/20 20:10	-4.3	↓-0.7
4/20 20:20	-4.9	↓-0.6
4/20 20:30	-5.3	↓-0.4
4/20 20:40	-5.8	↓-0.5
4/20 20:50	-6.1	↓-0.3
4/20 21:00	-6.3	↓-0.2
4/20 21:10	-6.5	↓-0.2
4/20 21:20	-6.6	↓-0.1	干潮
4/20 21:30	-6.6	0
4/20 21:40	-6.4	↑0.2
4/20 21:50	-6.3	↑0.1
4/20 22:00	-6.0	↑0.3
4/20 22:10	-5.6	↑0.4
4/20 22:20	-5.2	↑0.4
4/20 22:30	-4.7	↑0.5
4/20 22:40	-4.1	↑0.6
4/20 22:50	-3.4	↑0.7
4/20 23:00	-2.7	↑0.7
4/20 23:10	-1.9	↑0.8
4/20 23:20	-1.0	↑0.9
4/20 23:30	-0.1	↑0.9
4/20 23:40	0.8	↑0.9
4/20 23:50	1.8	↑1.0