20 (水)	01:59	07:49	13:36	19:55
	103cm	48cm	100cm	31cm
中潮 出 04:50 入 18:18 出 03:43 入 15:05

八戸（青森）2039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	88.0	↑2.3
4/20 00:10	90.2	↑2.2
4/20 00:20	92.2	↑2.0
4/20 00:30	94.1	↑1.9
4/20 00:40	95.8	↑1.7
4/20 00:50	97.3	↑1.5
4/20 01:00	98.6	↑1.3
4/20 01:10	99.7	↑1.1
4/20 01:20	100.6	↑0.9
4/20 01:30	101.3	↑0.7
4/20 01:40	101.8	↑0.5
4/20 01:50	102.1	↑0.3	満潮
4/20 02:00	102.2	↑0.1
4/20 02:10	102.1	↓-0.1
4/20 02:20	101.7	↓-0.4
4/20 02:30	101.1	↓-0.6
4/20 02:40	100.3	↓-0.8
4/20 02:50	99.4	↓-0.9
4/20 03:00	98.2	↓-1.2
4/20 03:10	96.8	↓-1.4
4/20 03:20	95.3	↓-1.5
4/20 03:30	93.5	↓-1.8
4/20 03:40	91.7	↓-1.8
4/20 03:50	89.6	↓-2.1
4/20 04:00	87.5	↓-2.1
4/20 04:10	85.2	↓-2.3
4/20 04:20	82.9	↓-2.3
4/20 04:30	80.5	↓-2.4
4/20 04:40	78.0	↓-2.5
4/20 04:50	75.6	↓-2.4
4/20 05:00	73.1	↓-2.5
4/20 05:10	70.6	↓-2.5
4/20 05:20	68.1	↓-2.5
4/20 05:30	65.8	↓-2.3
4/20 05:40	63.5	↓-2.3
4/20 05:50	61.3	↓-2.2
4/20 06:00	59.2	↓-2.1
4/20 06:10	57.2	↓-2.0
4/20 06:20	55.4	↓-1.8
4/20 06:30	53.8	↓-1.6
4/20 06:40	52.3	↓-1.5
4/20 06:50	51.0	↓-1.3
4/20 07:00	49.9	↓-1.1
4/20 07:10	49.0	↓-0.9
4/20 07:20	48.3	↓-0.7
4/20 07:30	47.8	↓-0.5
4/20 07:40	47.6	↓-0.2	干潮
4/20 07:50	47.5	↓-0.1
4/20 08:00	47.6	↑0.1
4/20 08:10	48.0	↑0.4
4/20 08:20	48.6	↑0.6
4/20 08:30	49.3	↑0.7
4/20 08:40	50.3	↑1.0
4/20 08:50	51.4	↑1.1
4/20 09:00	52.7	↑1.3
4/20 09:10	54.2	↑1.5
4/20 09:20	55.9	↑1.7
4/20 09:30	57.7	↑1.8
4/20 09:40	59.6	↑1.9
4/20 09:50	61.7	↑2.1
4/20 10:00	63.8	↑2.1
4/20 10:10	66.1	↑2.3
4/20 10:20	68.4	↑2.3
4/20 10:30	70.7	↑2.3
4/20 10:40	73.1	↑2.4
4/20 10:50	75.5	↑2.4
4/20 11:00	77.9	↑2.4
4/20 11:10	80.2	↑2.3
4/20 11:20	82.5	↑2.3
4/20 11:30	84.7	↑2.2
4/20 11:40	86.8	↑2.1
4/20 11:50	88.8	↑2.0
4/20 12:00	90.7	↑1.9
4/20 12:10	92.4	↑1.7
4/20 12:20	94.0	↑1.6
4/20 12:30	95.4	↑1.4
4/20 12:40	96.6	↑1.2
4/20 12:50	97.7	↑1.1
4/20 13:00	98.5	↑0.8
4/20 13:10	99.1	↑0.6
4/20 13:20	99.6	↑0.5
4/20 13:30	99.8	↑0.2	満潮
4/20 13:40	99.8	0
4/20 13:50	99.5	↓-0.3
4/20 14:00	99.1	↓-0.4
4/20 14:10	98.5	↓-0.6
4/20 14:20	97.6	↓-0.9
4/20 14:30	96.5	↓-1.1
4/20 14:40	95.3	↓-1.2
4/20 14:50	93.8	↓-1.5
4/20 15:00	92.2	↓-1.6
4/20 15:10	90.3	↓-1.9
4/20 15:20	88.3	↓-2.0
4/20 15:30	86.1	↓-2.2
4/20 15:40	83.8	↓-2.3
4/20 15:50	81.4	↓-2.4
4/20 16:00	78.8	↓-2.6
4/20 16:10	76.1	↓-2.7
4/20 16:20	73.3	↓-2.8
4/20 16:30	70.5	↓-2.8
4/20 16:40	67.6	↓-2.9
4/20 16:50	64.6	↓-3.0
4/20 17:00	61.7	↓-2.9
4/20 17:10	58.8	↓-2.9
4/20 17:20	55.9	↓-2.9
4/20 17:30	53.1	↓-2.8
4/20 17:40	50.4	↓-2.7
4/20 17:50	47.8	↓-2.6
4/20 18:00	45.3	↓-2.5
4/20 18:10	42.9	↓-2.4
4/20 18:20	40.7	↓-2.2
4/20 18:30	38.7	↓-2.0
4/20 18:40	36.9	↓-1.8
4/20 18:50	35.3	↓-1.6
4/20 19:00	33.9	↓-1.4
4/20 19:10	32.7	↓-1.2
4/20 19:20	31.8	↓-0.9
4/20 19:30	31.1	↓-0.7
4/20 19:40	30.6	↓-0.5
4/20 19:50	30.4	↓-0.2	干潮
4/20 20:00	30.5	↑0.1
4/20 20:10	30.7	↑0.2
4/20 20:20	31.2	↑0.5
4/20 20:30	32.0	↑0.8
4/20 20:40	33.0	↑1.0
4/20 20:50	34.2	↑1.2
4/20 21:00	35.6	↑1.4
4/20 21:10	37.3	↑1.7
4/20 21:20	39.1	↑1.8
4/20 21:30	41.2	↑2.1
4/20 21:40	43.4	↑2.2
4/20 21:50	45.8	↑2.4
4/20 22:00	48.4	↑2.6
4/20 22:10	51.1	↑2.7
4/20 22:20	53.9	↑2.8
4/20 22:30	56.9	↑3.0
4/20 22:40	59.9	↑3.0
4/20 22:50	63.0	↑3.1
4/20 23:00	66.2	↑3.2	最大潮位差
4/20 23:10	69.4	↑3.2	最大潮位差
4/20 23:20	72.6	↑3.2	最大潮位差
4/20 23:30	75.7	↑3.1
4/20 23:40	78.8	↑3.1
4/20 23:50	81.9	↑3.1