31 (火)	07:44	01:05	19:44	14:18
	120cm	38cm	96cm	53cm
小潮 出 06:57 入 16:18 出 10:44 入 23:53

八戸（青森）2030年12月31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
12/31 00:00	42.6	↓-1.7
12/31 00:10	41.1	↓-1.5
12/31 00:20	39.9	↓-1.2
12/31 00:30	39.0	↓-0.9
12/31 00:40	38.2	↓-0.8
12/31 00:50	37.8	↓-0.4
12/31 01:00	37.5	↓-0.3	干潮
12/31 01:10	37.6	↑0.1
12/31 01:20	37.9	↑0.3
12/31 01:30	38.4	↑0.5
12/31 01:40	39.2	↑0.8
12/31 01:50	40.2	↑1.0
12/31 02:00	41.4	↑1.2
12/31 02:10	42.9	↑1.5
12/31 02:20	44.5	↑1.6
12/31 02:30	46.4	↑1.9
12/31 02:40	48.4	↑2.0
12/31 02:50	50.6	↑2.2
12/31 03:00	53.0	↑2.4
12/31 03:10	55.5	↑2.5
12/31 03:20	58.2	↑2.7
12/31 03:30	61.0	↑2.8
12/31 03:40	63.9	↑2.9
12/31 03:50	67.0	↑3.1
12/31 04:00	70.1	↑3.1
12/31 04:10	73.3	↑3.2
12/31 04:20	76.5	↑3.2
12/31 04:30	79.8	↑3.3	最大潮位差
12/31 04:40	83.1	↑3.3	最大潮位差
12/31 04:50	86.4	↑3.3	最大潮位差
12/31 05:00	89.6	↑3.2
12/31 05:10	92.8	↑3.2
12/31 05:20	95.9	↑3.1
12/31 05:30	98.9	↑3.0
12/31 05:40	101.8	↑2.9
12/31 05:50	104.5	↑2.7
12/31 06:00	107.0	↑2.5
12/31 06:10	109.4	↑2.4
12/31 06:20	111.5	↑2.1
12/31 06:30	113.4	↑1.9
12/31 06:40	115.1	↑1.7
12/31 06:50	116.5	↑1.4
12/31 07:00	117.7	↑1.2
12/31 07:10	118.6	↑0.9
12/31 07:20	119.3	↑0.7
12/31 07:30	119.8	↑0.5
12/31 07:40	120.0	↑0.2	満潮
12/31 07:50	119.9	↓-0.1
12/31 08:00	119.7	↓-0.2
12/31 08:10	119.2	↓-0.5
12/31 08:20	118.5	↓-0.7
12/31 08:30	117.6	↓-0.9
12/31 08:40	116.5	↓-1.1
12/31 08:50	115.3	↓-1.2
12/31 09:00	113.9	↓-1.4
12/31 09:10	112.3	↓-1.6
12/31 09:20	110.6	↓-1.7
12/31 09:30	108.7	↓-1.9
12/31 09:40	106.7	↓-2.0
12/31 09:50	104.5	↓-2.2
12/31 10:00	102.3	↓-2.2
12/31 10:10	99.9	↓-2.4
12/31 10:20	97.4	↓-2.5
12/31 10:30	94.9	↓-2.5
12/31 10:40	92.3	↓-2.6
12/31 10:50	89.6	↓-2.7
12/31 11:00	86.9	↓-2.7
12/31 11:10	84.1	↓-2.8
12/31 11:20	81.4	↓-2.7
12/31 11:30	78.7	↓-2.7
12/31 11:40	76.0	↓-2.7
12/31 11:50	73.4	↓-2.6
12/31 12:00	70.9	↓-2.5
12/31 12:10	68.5	↓-2.4
12/31 12:20	66.2	↓-2.3
12/31 12:30	64.1	↓-2.1
12/31 12:40	62.1	↓-2.0
12/31 12:50	60.3	↓-1.8
12/31 13:00	58.6	↓-1.7
12/31 13:10	57.2	↓-1.4
12/31 13:20	55.9	↓-1.3
12/31 13:30	54.9	↓-1.0
12/31 13:40	54.1	↓-0.8
12/31 13:50	53.4	↓-0.7
12/31 14:00	53.0	↓-0.4
12/31 14:10	52.7	↓-0.3	干潮
12/31 14:20	52.7	0
12/31 14:30	52.9	↑0.2
12/31 14:40	53.2	↑0.3
12/31 14:50	53.7	↑0.5
12/31 15:00	54.4	↑0.7
12/31 15:10	55.3	↑0.9
12/31 15:20	56.3	↑1.0
12/31 15:30	57.5	↑1.2
12/31 15:40	58.9	↑1.4
12/31 15:50	60.3	↑1.4
12/31 16:00	61.9	↑1.6
12/31 16:10	63.6	↑1.7
12/31 16:20	65.5	↑1.9
12/31 16:30	67.4	↑1.9
12/31 16:40	69.4	↑2.0
12/31 16:50	71.4	↑2.0
12/31 17:00	73.5	↑2.1
12/31 17:10	75.6	↑2.1
12/31 17:20	77.7	↑2.1
12/31 17:30	79.7	↑2.0
12/31 17:40	81.7	↑2.0
12/31 17:50	83.7	↑2.0
12/31 18:00	85.5	↑1.8
12/31 18:10	87.3	↑1.8
12/31 18:20	88.9	↑1.6
12/31 18:30	90.3	↑1.4
12/31 18:40	91.6	↑1.3
12/31 18:50	92.7	↑1.1
12/31 19:00	93.7	↑1.0
12/31 19:10	94.4	↑0.7
12/31 19:20	94.9	↑0.5
12/31 19:30	95.3	↑0.4
12/31 19:40	95.4	↑0.1	満潮
12/31 19:50	95.4	0
12/31 20:00	95.2	↓-0.2
12/31 20:10	94.8	↓-0.4
12/31 20:20	94.2	↓-0.6
12/31 20:30	93.5	↓-0.7
12/31 20:40	92.7	↓-0.8
12/31 20:50	91.7	↓-1.0
12/31 21:00	90.5	↓-1.2
12/31 21:10	89.3	↓-1.2
12/31 21:20	88.0	↓-1.3
12/31 21:30	86.6	↓-1.4
12/31 21:40	85.1	↓-1.5
12/31 21:50	83.5	↓-1.6
12/31 22:00	81.8	↓-1.7
12/31 22:10	80.1	↓-1.7
12/31 22:20	78.4	↓-1.7
12/31 22:30	76.6	↓-1.8
12/31 22:40	74.8	↓-1.8
12/31 22:50	72.9	↓-1.9
12/31 23:00	71.1	↓-1.8
12/31 23:10	69.3	↓-1.8
12/31 23:20	67.5	↓-1.8
12/31 23:30	65.7	↓-1.8
12/31 23:40	63.9	↓-1.8
12/31 23:50	62.3	↓-1.6