14 (金)	04:52	10:09	15:51	22:38
	114cm	59cm	123cm	4cm
大潮 出 06:28 入 17:18 出 06:13 入 17:39

那珂湊（茨城）2048年02月14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
2/14 00:00	22.4	↑3.5
2/14 00:10	26.1	↑3.7
2/14 00:20	29.9	↑3.8
2/14 00:30	34.0	↑4.1
2/14 00:40	38.1	↑4.1
2/14 00:50	42.3	↑4.2
2/14 01:00	46.6	↑4.3
2/14 01:10	51.0	↑4.4
2/14 01:20	55.4	↑4.4
2/14 01:30	59.8	↑4.4
2/14 01:40	64.1	↑4.3
2/14 01:50	68.4	↑4.3
2/14 02:00	72.6	↑4.2
2/14 02:10	76.7	↑4.1
2/14 02:20	80.7	↑4.0
2/14 02:30	84.6	↑3.9
2/14 02:40	88.2	↑3.6
2/14 02:50	91.7	↑3.5
2/14 03:00	94.9	↑3.2
2/14 03:10	98.0	↑3.1
2/14 03:20	100.8	↑2.8
2/14 03:30	103.3	↑2.5
2/14 03:40	105.5	↑2.2
2/14 03:50	107.5	↑2.0
2/14 04:00	109.2	↑1.7
2/14 04:10	110.6	↑1.4
2/14 04:20	111.6	↑1.0
2/14 04:30	112.4	↑0.8
2/14 04:40	112.9	↑0.5
2/14 04:50	113.0	↑0.1	満潮
2/14 05:00	112.9	↓-0.1
2/14 05:10	112.5	↓-0.4
2/14 05:20	111.8	↓-0.7
2/14 05:30	110.8	↓-1.0
2/14 05:40	109.6	↓-1.2
2/14 05:50	108.2	↓-1.4
2/14 06:00	106.5	↓-1.7
2/14 06:10	104.6	↓-1.9
2/14 06:20	102.5	↓-2.1
2/14 06:30	100.3	↓-2.2
2/14 06:40	98.0	↓-2.3
2/14 06:50	95.5	↓-2.5
2/14 07:00	92.9	↓-2.6
2/14 07:10	90.3	↓-2.6
2/14 07:20	87.7	↓-2.6
2/14 07:30	85.0	↓-2.7
2/14 07:40	82.3	↓-2.7
2/14 07:50	79.7	↓-2.6
2/14 08:00	77.2	↓-2.5
2/14 08:10	74.7	↓-2.5
2/14 08:20	72.4	↓-2.3
2/14 08:30	70.2	↓-2.2
2/14 08:40	68.1	↓-2.1
2/14 08:50	66.2	↓-1.9
2/14 09:00	64.5	↓-1.7
2/14 09:10	63.1	↓-1.4
2/14 09:20	61.8	↓-1.3
2/14 09:30	60.7	↓-1.1
2/14 09:40	59.9	↓-0.8
2/14 09:50	59.3	↓-0.6
2/14 10:00	59.0	↓-0.3	干潮
2/14 10:10	59.0	0
2/14 10:20	59.1	↑0.1
2/14 10:30	59.6	↑0.5
2/14 10:40	60.3	↑0.7
2/14 10:50	61.2	↑0.9
2/14 11:00	62.4	↑1.2
2/14 11:10	63.7	↑1.3
2/14 11:20	65.4	↑1.7
2/14 11:30	67.2	↑1.8
2/14 11:40	69.2	↑2.0
2/14 11:50	71.3	↑2.1
2/14 12:00	73.7	↑2.4
2/14 12:10	76.1	↑2.4
2/14 12:20	78.7	↑2.6
2/14 12:30	81.4	↑2.7
2/14 12:40	84.2	↑2.8
2/14 12:50	87.0	↑2.8
2/14 13:00	89.9	↑2.9
2/14 13:10	92.7	↑2.8
2/14 13:20	95.6	↑2.9
2/14 13:30	98.4	↑2.8
2/14 13:40	101.2	↑2.8
2/14 13:50	103.9	↑2.7
2/14 14:00	106.5	↑2.6
2/14 14:10	108.9	↑2.4
2/14 14:20	111.2	↑2.3
2/14 14:30	113.4	↑2.2
2/14 14:40	115.3	↑1.9
2/14 14:50	117.1	↑1.8
2/14 15:00	118.6	↑1.5
2/14 15:10	119.9	↑1.3
2/14 15:20	120.9	↑1.0
2/14 15:30	121.6	↑0.7
2/14 15:40	122.1	↑0.5
2/14 15:50	122.2	↑0.1	満潮
2/14 16:00	122.1	↓-0.1
2/14 16:10	121.6	↓-0.5
2/14 16:20	120.8	↓-0.8
2/14 16:30	119.7	↓-1.1
2/14 16:40	118.3	↓-1.4
2/14 16:50	116.6	↓-1.7
2/14 17:00	114.5	↓-2.1
2/14 17:10	112.2	↓-2.3
2/14 17:20	109.5	↓-2.7
2/14 17:30	106.6	↓-2.9
2/14 17:40	103.4	↓-3.2
2/14 17:50	100.0	↓-3.4
2/14 18:00	96.3	↓-3.7
2/14 18:10	92.4	↓-3.9
2/14 18:20	88.3	↓-4.1
2/14 18:30	84.1	↓-4.2
2/14 18:40	79.7	↓-4.4
2/14 18:50	75.2	↓-4.5
2/14 19:00	70.7	↓-4.5
2/14 19:10	66.0	↓-4.7	最大潮位差
2/14 19:20	61.4	↓-4.6
2/14 19:30	56.7	↓-4.7	最大潮位差
2/14 19:40	52.1	↓-4.6
2/14 19:50	47.6	↓-4.5
2/14 20:00	43.1	↓-4.5
2/14 20:10	38.8	↓-4.3
2/14 20:20	34.6	↓-4.2
2/14 20:30	30.6	↓-4.0
2/14 20:40	26.8	↓-3.8
2/14 20:50	23.2	↓-3.6
2/14 21:00	19.9	↓-3.3
2/14 21:10	16.8	↓-3.1
2/14 21:20	14.0	↓-2.8
2/14 21:30	11.5	↓-2.5
2/14 21:40	9.4	↓-2.1
2/14 21:50	7.6	↓-1.8
2/14 22:00	6.1	↓-1.5
2/14 22:10	5.0	↓-1.1
2/14 22:20	4.2	↓-0.8
2/14 22:30	3.8	↓-0.4	干潮
2/14 22:40	3.7	↓-0.1
2/14 22:50	4.0	↑0.3
2/14 23:00	4.6	↑0.6
2/14 23:10	5.6	↑1.0
2/14 23:20	6.9	↑1.3
2/14 23:30	8.6	↑1.7
2/14 23:40	10.5	↑1.9
2/14 23:50	12.8	↑2.3