1 (水)	03:25	08:14	13:37	20:58
	107cm	78cm	119cm	3cm
中潮 出 06:40 入 17:05 出 15:06 入 04:28

那珂湊（茨城）2034年02月1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
2/1 00:00	65.3	↑3.5
2/1 00:10	68.8	↑3.5
2/1 00:20	72.2	↑3.4
2/1 00:30	75.5	↑3.3
2/1 00:40	78.7	↑3.2
2/1 00:50	81.8	↑3.1
2/1 01:00	84.7	↑2.9
2/1 01:10	87.5	↑2.8
2/1 01:20	90.1	↑2.6
2/1 01:30	92.5	↑2.4
2/1 01:40	94.8	↑2.3
2/1 01:50	96.8	↑2.0
2/1 02:00	98.7	↑1.9
2/1 02:10	100.4	↑1.7
2/1 02:20	101.8	↑1.4
2/1 02:30	103.0	↑1.2
2/1 02:40	104.0	↑1.0
2/1 02:50	104.8	↑0.8
2/1 03:00	105.4	↑0.6
2/1 03:10	105.8	↑0.4
2/1 03:20	106.0	↑0.2	満潮
2/1 03:30	106.0	0
2/1 03:40	105.8	↓-0.2
2/1 03:50	105.4	↓-0.4
2/1 04:00	104.8	↓-0.6
2/1 04:10	104.1	↓-0.7
2/1 04:20	103.3	↓-0.8
2/1 04:30	102.3	↓-1.0
2/1 04:40	101.1	↓-1.2
2/1 04:50	99.9	↓-1.2
2/1 05:00	98.6	↓-1.3
2/1 05:10	97.2	↓-1.4
2/1 05:20	95.7	↓-1.5
2/1 05:30	94.2	↓-1.5
2/1 05:40	92.7	↓-1.5
2/1 05:50	91.2	↓-1.5
2/1 06:00	89.6	↓-1.6
2/1 06:10	88.1	↓-1.5
2/1 06:20	86.7	↓-1.4
2/1 06:30	85.3	↓-1.4
2/1 06:40	83.9	↓-1.4
2/1 06:50	82.7	↓-1.2
2/1 07:00	81.6	↓-1.1
2/1 07:10	80.5	↓-1.1
2/1 07:20	79.6	↓-0.9
2/1 07:30	78.9	↓-0.7
2/1 07:40	78.3	↓-0.6
2/1 07:50	77.8	↓-0.5
2/1 08:00	77.5	↓-0.3
2/1 08:10	77.4	↓-0.1	干潮
2/1 08:20	77.4	0
2/1 08:30	77.6	↑0.2
2/1 08:40	78.0	↑0.4
2/1 08:50	78.5	↑0.5
2/1 09:00	79.3	↑0.8
2/1 09:10	80.2	↑0.9
2/1 09:20	81.2	↑1.0
2/1 09:30	82.4	↑1.2
2/1 09:40	83.7	↑1.3
2/1 09:50	85.2	↑1.5
2/1 10:00	86.8	↑1.6
2/1 10:10	88.4	↑1.6
2/1 10:20	90.2	↑1.8
2/1 10:30	92.1	↑1.9
2/1 10:40	94.0	↑1.9
2/1 10:50	95.9	↑1.9
2/1 11:00	97.9	↑2.0
2/1 11:10	99.8	↑1.9
2/1 11:20	101.8	↑2.0
2/1 11:30	103.7	↑1.9
2/1 11:40	105.6	↑1.9
2/1 11:50	107.4	↑1.8
2/1 12:00	109.2	↑1.8
2/1 12:10	110.8	↑1.6
2/1 12:20	112.3	↑1.5
2/1 12:30	113.7	↑1.4
2/1 12:40	114.9	↑1.2
2/1 12:50	115.9	↑1.0
2/1 13:00	116.8	↑0.9
2/1 13:10	117.5	↑0.7
2/1 13:20	117.9	↑0.4
2/1 13:30	118.2	↑0.3	満潮
2/1 13:40	118.2	0
2/1 13:50	118.0	↓-0.2
2/1 14:00	117.5	↓-0.5
2/1 14:10	116.8	↓-0.7
2/1 14:20	115.9	↓-0.9
2/1 14:30	114.7	↓-1.2
2/1 14:40	113.2	↓-1.5
2/1 14:50	111.5	↓-1.7
2/1 15:00	109.6	↓-1.9
2/1 15:10	107.4	↓-2.2
2/1 15:20	105.0	↓-2.4
2/1 15:30	102.3	↓-2.7
2/1 15:40	99.4	↓-2.9
2/1 15:50	96.4	↓-3.0
2/1 16:00	93.1	↓-3.3
2/1 16:10	89.7	↓-3.4
2/1 16:20	86.1	↓-3.6
2/1 16:30	82.3	↓-3.8
2/1 16:40	78.4	↓-3.9
2/1 16:50	74.4	↓-4.0
2/1 17:00	70.4	↓-4.0
2/1 17:10	66.2	↓-4.2	最大潮位差
2/1 17:20	62.0	↓-4.2	最大潮位差
2/1 17:30	57.8	↓-4.2	最大潮位差
2/1 17:40	53.6	↓-4.2	最大潮位差
2/1 17:50	49.4	↓-4.2	最大潮位差
2/1 18:00	45.3	↓-4.1
2/1 18:10	41.2	↓-4.1
2/1 18:20	37.2	↓-4.0
2/1 18:30	33.4	↓-3.8
2/1 18:40	29.7	↓-3.7
2/1 18:50	26.1	↓-3.6
2/1 19:00	22.7	↓-3.4
2/1 19:10	19.5	↓-3.2
2/1 19:20	16.6	↓-2.9
2/1 19:30	13.9	↓-2.7
2/1 19:40	11.4	↓-2.5
2/1 19:50	9.2	↓-2.2
2/1 20:00	7.3	↓-1.9
2/1 20:10	5.7	↓-1.6
2/1 20:20	4.3	↓-1.4
2/1 20:30	3.3	↓-1.0
2/1 20:40	2.6	↓-0.7
2/1 20:50	2.3	↓-0.3	干潮
2/1 21:00	2.2	↓-0.1
2/1 21:10	2.5	↑0.3
2/1 21:20	3.0	↑0.5
2/1 21:30	3.9	↑0.9
2/1 21:40	5.1	↑1.2
2/1 21:50	6.6	↑1.5
2/1 22:00	8.4	↑1.8
2/1 22:10	10.5	↑2.1
2/1 22:20	12.8	↑2.3
2/1 22:30	15.4	↑2.6
2/1 22:40	18.2	↑2.8
2/1 22:50	21.3	↑3.1
2/1 23:00	24.5	↑3.2
2/1 23:10	27.9	↑3.4
2/1 23:20	31.5	↑3.6
2/1 23:30	35.2	↑3.7
2/1 23:40	39.0	↑3.8
2/1 23:50	42.9	↑3.9