20 (日)	13:08	05:10	22:16	15:05
	9cm	-2cm	17cm	9cm
長潮 出 06:28 入 17:19 出 03:21 入 12:13 潮干狩り ○ 06:28～10:55

小泊（青森）2028年02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
2/20 00:00	10.9	↓-0.6
2/20 00:10	10.3	↓-0.6
2/20 00:20	9.7	↓-0.6
2/20 00:30	9.0	↓-0.7	最大潮位差
2/20 00:40	8.4	↓-0.6
2/20 00:50	7.8	↓-0.6
2/20 01:00	7.1	↓-0.7	最大潮位差
2/20 01:10	6.5	↓-0.6
2/20 01:20	5.8	↓-0.7	最大潮位差
2/20 01:30	5.2	↓-0.6
2/20 01:40	4.6	↓-0.6
2/20 01:50	3.9	↓-0.7	最大潮位差
2/20 02:00	3.3	↓-0.6
2/20 02:10	2.7	↓-0.6
2/20 02:20	2.2	↓-0.5
2/20 02:30	1.6	↓-0.6
2/20 02:40	1.1	↓-0.5
2/20 02:50	0.6	↓-0.5
2/20 03:00	0.1	↓-0.5
2/20 03:10	-0.3	↓-0.4
2/20 03:20	-0.7	↓-0.4
2/20 03:30	-1.1	↓-0.4
2/20 03:40	-1.5	↓-0.4
2/20 03:50	-1.8	↓-0.3
2/20 04:00	-2.0	↓-0.2
2/20 04:10	-2.3	↓-0.3
2/20 04:20	-2.5	↓-0.2
2/20 04:30	-2.6	↓-0.1
2/20 04:40	-2.8	↓-0.2
2/20 04:50	-2.9	↓-0.1
2/20 05:00	-2.9	0	干潮
2/20 05:10	-2.9	0	干潮
2/20 05:20	-2.9	0
2/20 05:30	-2.9	0
2/20 05:40	-2.8	↑0.1
2/20 05:50	-2.6	↑0.2
2/20 06:00	-2.5	↑0.1
2/20 06:10	-2.3	↑0.2
2/20 06:20	-2.1	↑0.2
2/20 06:30	-1.8	↑0.3
2/20 06:40	-1.6	↑0.2
2/20 06:50	-1.3	↑0.3
2/20 07:00	-1.0	↑0.3
2/20 07:10	-0.6	↑0.4
2/20 07:20	-0.3	↑0.3
2/20 07:30	0.1	↑0.4
2/20 07:40	0.4	↑0.3
2/20 07:50	0.8	↑0.4
2/20 08:00	1.2	↑0.4
2/20 08:10	1.6	↑0.4
2/20 08:20	2.0	↑0.4
2/20 08:30	2.4	↑0.4
2/20 08:40	2.8	↑0.4
2/20 08:50	3.2	↑0.4
2/20 09:00	3.6	↑0.4
2/20 09:10	4.0	↑0.4
2/20 09:20	4.4	↑0.4
2/20 09:30	4.8	↑0.4
2/20 09:40	5.1	↑0.3
2/20 09:50	5.5	↑0.4
2/20 10:00	5.8	↑0.3
2/20 10:10	6.1	↑0.3
2/20 10:20	6.4	↑0.3
2/20 10:30	6.7	↑0.3
2/20 10:40	7.0	↑0.3
2/20 10:50	7.2	↑0.2
2/20 11:00	7.4	↑0.2
2/20 11:10	7.6	↑0.2
2/20 11:20	7.8	↑0.2
2/20 11:30	8.0	↑0.2
2/20 11:40	8.1	↑0.1
2/20 11:50	8.2	↑0.1
2/20 12:00	8.3	↑0.1
2/20 12:10	8.4	↑0.1
2/20 12:20	8.5	↑0.1
2/20 12:30	8.5	0
2/20 12:40	8.6	↑0.1
2/20 12:50	8.6	0
2/20 13:00	8.6	0	満潮
2/20 13:10	8.6	0
2/20 13:20	8.6	0
2/20 13:30	8.6	0
2/20 13:40	8.6	0
2/20 13:50	8.5	↓-0.1
2/20 14:00	8.5	0
2/20 14:10	8.5	0
2/20 14:20	8.4	↓-0.1
2/20 14:30	8.4	0
2/20 14:40	8.4	0
2/20 14:50	8.4	0
2/20 15:00	8.4	0	干潮
2/20 15:10	8.4	0
2/20 15:20	8.4	0
2/20 15:30	8.4	0
2/20 15:40	8.4	0
2/20 15:50	8.5	↑0.1
2/20 16:00	8.6	↑0.1
2/20 16:10	8.6	0
2/20 16:20	8.7	↑0.1
2/20 16:30	8.8	↑0.1
2/20 16:40	9.0	↑0.2
2/20 16:50	9.1	↑0.1
2/20 17:00	9.3	↑0.2
2/20 17:10	9.5	↑0.2
2/20 17:20	9.7	↑0.2
2/20 17:30	9.9	↑0.2
2/20 17:40	10.1	↑0.2
2/20 17:50	10.4	↑0.3
2/20 18:00	10.6	↑0.2
2/20 18:10	10.9	↑0.3
2/20 18:20	11.2	↑0.3
2/20 18:30	11.5	↑0.3
2/20 18:40	11.8	↑0.3
2/20 18:50	12.1	↑0.3
2/20 19:00	12.5	↑0.4
2/20 19:10	12.8	↑0.3
2/20 19:20	13.1	↑0.3
2/20 19:30	13.4	↑0.3
2/20 19:40	13.8	↑0.4
2/20 19:50	14.1	↑0.3
2/20 20:00	14.4	↑0.3
2/20 20:10	14.7	↑0.3
2/20 20:20	15.0	↑0.3
2/20 20:30	15.3	↑0.3
2/20 20:40	15.6	↑0.3
2/20 20:50	15.8	↑0.2
2/20 21:00	16.0	↑0.2
2/20 21:10	16.2	↑0.2
2/20 21:20	16.4	↑0.2
2/20 21:30	16.6	↑0.2
2/20 21:40	16.7	↑0.1
2/20 21:50	16.8	↑0.1
2/20 22:00	16.9	↑0.1
2/20 22:10	16.9	0	満潮
2/20 22:20	16.9	0
2/20 22:30	16.9	0
2/20 22:40	16.8	↓-0.1
2/20 22:50	16.7	↓-0.1
2/20 23:00	16.5	↓-0.2
2/20 23:10	16.3	↓-0.2
2/20 23:20	16.1	↓-0.2
2/20 23:30	15.9	↓-0.2
2/20 23:40	15.6	↓-0.3
2/20 23:50	15.2	↓-0.4