7 (月)	06:26	11:45	17:25	-
	114cm	61cm	117cm	-
大潮 出 06:34 入 17:12 出 19:53 入 08:07

那珂湊（茨城）2061年02月7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
2/7 00:00	3.9	↑0.7
2/7 00:10	5.0	↑1.1
2/7 00:20	6.4	↑1.4
2/7 00:30	8.2	↑1.8
2/7 00:40	10.2	↑2.0
2/7 00:50	12.5	↑2.3
2/7 01:00	15.0	↑2.5
2/7 01:10	17.9	↑2.9
2/7 01:20	20.9	↑3.0
2/7 01:30	24.2	↑3.3
2/7 01:40	27.6	↑3.4
2/7 01:50	31.3	↑3.7
2/7 02:00	35.1	↑3.8
2/7 02:10	39.0	↑3.9
2/7 02:20	43.0	↑4.0
2/7 02:30	47.2	↑4.2	最大潮位差
2/7 02:40	51.4	↑4.2	最大潮位差
2/7 02:50	55.6	↑4.2	最大潮位差
2/7 03:00	59.8	↑4.2	最大潮位差
2/7 03:10	64.0	↑4.2	最大潮位差
2/7 03:20	68.2	↑4.2	最大潮位差
2/7 03:30	72.4	↑4.2	最大潮位差
2/7 03:40	76.4	↑4.0
2/7 03:50	80.3	↑3.9
2/7 04:00	84.2	↑3.9
2/7 04:10	87.8	↑3.6
2/7 04:20	91.3	↑3.5
2/7 04:30	94.6	↑3.3
2/7 04:40	97.7	↑3.1
2/7 04:50	100.5	↑2.8
2/7 05:00	103.1	↑2.6
2/7 05:10	105.4	↑2.3
2/7 05:20	107.5	↑2.1
2/7 05:30	109.3	↑1.8
2/7 05:40	110.8	↑1.5
2/7 05:50	111.9	↑1.1
2/7 06:00	112.8	↑0.9
2/7 06:10	113.4	↑0.6
2/7 06:20	113.7	↑0.3	満潮
2/7 06:30	113.7	0
2/7 06:40	113.4	↓-0.3
2/7 06:50	112.8	↓-0.6
2/7 07:00	112.0	↓-0.8
2/7 07:10	110.9	↓-1.1
2/7 07:20	109.5	↓-1.4
2/7 07:30	107.9	↓-1.6
2/7 07:40	106.1	↓-1.8
2/7 07:50	104.2	↓-1.9
2/7 08:00	102.0	↓-2.2
2/7 08:10	99.8	↓-2.2
2/7 08:20	97.4	↓-2.4
2/7 08:30	94.9	↓-2.5
2/7 08:40	92.3	↓-2.6
2/7 08:50	89.7	↓-2.6
2/7 09:00	87.1	↓-2.6
2/7 09:10	84.5	↓-2.6
2/7 09:20	82.0	↓-2.5
2/7 09:30	79.5	↓-2.5
2/7 09:40	77.1	↓-2.4
2/7 09:50	74.7	↓-2.4
2/7 10:00	72.5	↓-2.2
2/7 10:10	70.5	↓-2.0
2/7 10:20	68.6	↓-1.9
2/7 10:30	66.9	↓-1.7
2/7 10:40	65.3	↓-1.6
2/7 10:50	64.0	↓-1.3
2/7 11:00	62.9	↓-1.1
2/7 11:10	62.0	↓-0.9
2/7 11:20	61.3	↓-0.7
2/7 11:30	60.9	↓-0.4
2/7 11:40	60.7	↓-0.2	干潮
2/7 11:50	60.7	0
2/7 12:00	60.9	↑0.2
2/7 12:10	61.4	↑0.5
2/7 12:20	62.1	↑0.7
2/7 12:30	63.0	↑0.9
2/7 12:40	64.1	↑1.1
2/7 12:50	65.4	↑1.3
2/7 13:00	66.9	↑1.5
2/7 13:10	68.6	↑1.7
2/7 13:20	70.4	↑1.8
2/7 13:30	72.4	↑2.0
2/7 13:40	74.5	↑2.1
2/7 13:50	76.7	↑2.2
2/7 14:00	79.0	↑2.3
2/7 14:10	81.4	↑2.4
2/7 14:20	83.8	↑2.4
2/7 14:30	86.3	↑2.5
2/7 14:40	88.8	↑2.5
2/7 14:50	91.4	↑2.6
2/7 15:00	93.9	↑2.5
2/7 15:10	96.3	↑2.4
2/7 15:20	98.7	↑2.4
2/7 15:30	101.1	↑2.4
2/7 15:40	103.3	↑2.2
2/7 15:50	105.4	↑2.1
2/7 16:00	107.4	↑2.0
2/7 16:10	109.2	↑1.8
2/7 16:20	110.8	↑1.6
2/7 16:30	112.3	↑1.5
2/7 16:40	113.5	↑1.2
2/7 16:50	114.5	↑1.0
2/7 17:00	115.3	↑0.8
2/7 17:10	115.8	↑0.5
2/7 17:20	116.0	↑0.2	満潮
2/7 17:30	116.0	0
2/7 17:40	115.7	↓-0.3
2/7 17:50	115.1	↓-0.6
2/7 18:00	114.3	↓-0.8
2/7 18:10	113.1	↓-1.2
2/7 18:20	111.7	↓-1.4
2/7 18:30	109.9	↓-1.8
2/7 18:40	107.9	↓-2.0
2/7 18:50	105.6	↓-2.3
2/7 19:00	103.1	↓-2.5
2/7 19:10	100.3	↓-2.8
2/7 19:20	97.2	↓-3.1
2/7 19:30	94.0	↓-3.2
2/7 19:40	90.6	↓-3.4
2/7 19:50	87.0	↓-3.6
2/7 20:00	83.2	↓-3.8
2/7 20:10	79.3	↓-3.9
2/7 20:20	75.3	↓-4.0
2/7 20:30	71.3	↓-4.0
2/7 20:40	67.2	↓-4.1
2/7 20:50	63.0	↓-4.2	最大潮位差
2/7 21:00	58.9	↓-4.1
2/7 21:10	54.8	↓-4.1
2/7 21:20	50.8	↓-4.0
2/7 21:30	46.9	↓-3.9
2/7 21:40	43.1	↓-3.8
2/7 21:50	39.4	↓-3.7
2/7 22:00	35.9	↓-3.5
2/7 22:10	32.6	↓-3.3
2/7 22:20	29.5	↓-3.1
2/7 22:30	26.6	↓-2.9
2/7 22:40	24.0	↓-2.6
2/7 22:50	21.6	↓-2.4
2/7 23:00	19.5	↓-2.1
2/7 23:10	17.7	↓-1.8
2/7 23:20	16.2	↓-1.5
2/7 23:30	15.0	↓-1.2
2/7 23:40	14.1	↓-0.9
2/7 23:50	13.5	↓-0.6