20 (木)	01:02	06:59	12:37	18:50
	96cm	55cm	88cm	42cm
若潮 出 04:49 入 18:19 出 02:25 入 13:57

八戸（青森）2028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	92.3	↑0.9
4/20 00:10	93.2	↑0.9
4/20 00:20	93.9	↑0.7
4/20 00:30	94.4	↑0.5
4/20 00:40	94.8	↑0.4
4/20 00:50	95.1	↑0.3
4/20 01:00	95.2	↑0.1	満潮
4/20 01:10	95.1	↓-0.1
4/20 01:20	94.9	↓-0.2
4/20 01:30	94.5	↓-0.4
4/20 01:40	94.0	↓-0.5
4/20 01:50	93.3	↓-0.7
4/20 02:00	92.5	↓-0.8
4/20 02:10	91.6	↓-0.9
4/20 02:20	90.5	↓-1.1
4/20 02:30	89.3	↓-1.2
4/20 02:40	88.0	↓-1.3
4/20 02:50	86.5	↓-1.5
4/20 03:00	85.0	↓-1.5
4/20 03:10	83.4	↓-1.6
4/20 03:20	81.7	↓-1.7
4/20 03:30	80.0	↓-1.7
4/20 03:40	78.2	↓-1.8
4/20 03:50	76.4	↓-1.8
4/20 04:00	74.6	↓-1.8
4/20 04:10	72.7	↓-1.9
4/20 04:20	70.9	↓-1.8
4/20 04:30	69.2	↓-1.7
4/20 04:40	67.4	↓-1.8
4/20 04:50	65.8	↓-1.6
4/20 05:00	64.2	↓-1.6
4/20 05:10	62.7	↓-1.5
4/20 05:20	61.3	↓-1.4
4/20 05:30	60.0	↓-1.3
4/20 05:40	58.8	↓-1.2
4/20 05:50	57.7	↓-1.1
4/20 06:00	56.8	↓-0.9
4/20 06:10	56.0	↓-0.8
4/20 06:20	55.3	↓-0.7
4/20 06:30	54.8	↓-0.5
4/20 06:40	54.5	↓-0.3
4/20 06:50	54.3	↓-0.2	干潮
4/20 07:00	54.2	↓-0.1
4/20 07:10	54.3	↑0.1
4/20 07:20	54.6	↑0.3
4/20 07:30	55.0	↑0.4
4/20 07:40	55.5	↑0.5
4/20 07:50	56.2	↑0.7
4/20 08:00	57.0	↑0.8
4/20 08:10	57.9	↑0.9
4/20 08:20	59.0	↑1.1
4/20 08:30	60.1	↑1.1
4/20 08:40	61.3	↑1.2
4/20 08:50	62.6	↑1.3
4/20 09:00	64.0	↑1.4
4/20 09:10	65.4	↑1.4
4/20 09:20	66.9	↑1.5
4/20 09:30	68.4	↑1.5
4/20 09:40	69.9	↑1.5
4/20 09:50	71.5	↑1.6
4/20 10:00	73.0	↑1.5
4/20 10:10	74.5	↑1.5
4/20 10:20	76.0	↑1.5
4/20 10:30	77.4	↑1.4
4/20 10:40	78.8	↑1.4
4/20 10:50	80.1	↑1.3
4/20 11:00	81.3	↑1.2
4/20 11:10	82.5	↑1.2
4/20 11:20	83.5	↑1.0
4/20 11:30	84.4	↑0.9
4/20 11:40	85.3	↑0.9
4/20 11:50	85.9	↑0.6
4/20 12:00	86.5	↑0.6
4/20 12:10	87.0	↑0.5
4/20 12:20	87.2	↑0.2
4/20 12:30	87.4	↑0.2	満潮
4/20 12:40	87.4	0
4/20 12:50	87.3	↓-0.1
4/20 13:00	87.0	↓-0.3
4/20 13:10	86.6	↓-0.4
4/20 13:20	86.1	↓-0.5
4/20 13:30	85.4	↓-0.7
4/20 13:40	84.5	↓-0.9
4/20 13:50	83.5	↓-1.0
4/20 14:00	82.4	↓-1.1
4/20 14:10	81.2	↓-1.2
4/20 14:20	79.9	↓-1.3
4/20 14:30	78.4	↓-1.5
4/20 14:40	76.8	↓-1.6
4/20 14:50	75.2	↓-1.6
4/20 15:00	73.4	↓-1.8
4/20 15:10	71.6	↓-1.8
4/20 15:20	69.8	↓-1.8
4/20 15:30	67.8	↓-2.0
4/20 15:40	65.9	↓-1.9
4/20 15:50	63.9	↓-2.0
4/20 16:00	61.9	↓-2.0
4/20 16:10	60.0	↓-1.9
4/20 16:20	58.0	↓-2.0
4/20 16:30	56.1	↓-1.9
4/20 16:40	54.3	↓-1.8
4/20 16:50	52.5	↓-1.8
4/20 17:00	50.8	↓-1.7
4/20 17:10	49.2	↓-1.6
4/20 17:20	47.7	↓-1.5
4/20 17:30	46.4	↓-1.3
4/20 17:40	45.1	↓-1.3
4/20 17:50	44.1	↓-1.0
4/20 18:00	43.2	↓-0.9
4/20 18:10	42.4	↓-0.8
4/20 18:20	41.8	↓-0.6
4/20 18:30	41.4	↓-0.4
4/20 18:40	41.2	↓-0.2	干潮
4/20 18:50	41.1	↓-0.1	干潮
4/20 19:00	41.2	↑0.1
4/20 19:10	41.5	↑0.3
4/20 19:20	42.0	↑0.5
4/20 19:30	42.6	↑0.6
4/20 19:40	43.4	↑0.8
4/20 19:50	44.4	↑1.0
4/20 20:00	45.6	↑1.2
4/20 20:10	46.9	↑1.3
4/20 20:20	48.3	↑1.4
4/20 20:30	49.9	↑1.6
4/20 20:40	51.6	↑1.7
4/20 20:50	53.5	↑1.9
4/20 21:00	55.4	↑1.9
4/20 21:10	57.5	↑2.1
4/20 21:20	59.6	↑2.1
4/20 21:30	61.8	↑2.2
4/20 21:40	64.1	↑2.3
4/20 21:50	66.4	↑2.3
4/20 22:00	68.8	↑2.4	最大潮位差
4/20 22:10	71.1	↑2.3
4/20 22:20	73.5	↑2.4	最大潮位差
4/20 22:30	75.9	↑2.4	最大潮位差
4/20 22:40	78.2	↑2.3
4/20 22:50	80.5	↑2.3
4/20 23:00	82.7	↑2.2
4/20 23:10	84.8	↑2.1
4/20 23:20	86.9	↑2.1
4/20 23:30	88.9	↑2.0
4/20 23:40	90.7	↑1.8
4/20 23:50	92.4	↑1.7