12 (水)	04:59	09:51	15:08	22:23
	116cm	78cm	123cm	-11cm
大潮 出 06:29 入 17:16 出 06:27 入 16:41

那珂湊（茨城）2059年02月12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
2/12 00:00	21.3	↑4.0
2/12 00:10	25.4	↑4.1
2/12 00:20	29.6	↑4.2
2/12 00:30	34.0	↑4.4
2/12 00:40	38.5	↑4.5
2/12 00:50	43.0	↑4.5
2/12 01:00	47.5	↑4.5
2/12 01:10	52.1	↑4.6
2/12 01:20	56.7	↑4.6
2/12 01:30	61.2	↑4.5
2/12 01:40	65.7	↑4.5
2/12 01:50	70.1	↑4.4
2/12 02:00	74.4	↑4.3
2/12 02:10	78.5	↑4.1
2/12 02:20	82.6	↑4.1
2/12 02:30	86.4	↑3.8
2/12 02:40	90.1	↑3.7
2/12 02:50	93.6	↑3.5
2/12 03:00	96.8	↑3.2
2/12 03:10	99.9	↑3.1
2/12 03:20	102.7	↑2.8
2/12 03:30	105.2	↑2.5
2/12 03:40	107.5	↑2.3
2/12 03:50	109.5	↑2.0
2/12 04:00	111.2	↑1.7
2/12 04:10	112.6	↑1.4
2/12 04:20	113.8	↑1.2
2/12 04:30	114.7	↑0.9
2/12 04:40	115.3	↑0.6
2/12 04:50	115.6	↑0.3	満潮
2/12 05:00	115.7	↑0.1
2/12 05:10	115.5	↓-0.2
2/12 05:20	115.1	↓-0.4
2/12 05:30	114.4	↓-0.7
2/12 05:40	113.5	↓-0.9
2/12 05:50	112.4	↓-1.1
2/12 06:00	111.1	↓-1.3
2/12 06:10	109.7	↓-1.4
2/12 06:20	108.0	↓-1.7
2/12 06:30	106.3	↓-1.7
2/12 06:40	104.5	↓-1.8
2/12 06:50	102.5	↓-2.0
2/12 07:00	100.6	↓-1.9
2/12 07:10	98.5	↓-2.1
2/12 07:20	96.5	↓-2.0
2/12 07:30	94.4	↓-2.1
2/12 07:40	92.4	↓-2.0
2/12 07:50	90.5	↓-1.9
2/12 08:00	88.6	↓-1.9
2/12 08:10	86.8	↓-1.8
2/12 08:20	85.1	↓-1.7
2/12 08:30	83.6	↓-1.5
2/12 08:40	82.2	↓-1.4
2/12 08:50	80.9	↓-1.3
2/12 09:00	79.8	↓-1.1
2/12 09:10	78.9	↓-0.9
2/12 09:20	78.2	↓-0.7
2/12 09:30	77.7	↓-0.5
2/12 09:40	77.4	↓-0.3
2/12 09:50	77.3	↓-0.1	干潮
2/12 10:00	77.4	↑0.1
2/12 10:10	77.7	↑0.3
2/12 10:20	78.2	↑0.5
2/12 10:30	79.0	↑0.8
2/12 10:40	79.9	↑0.9
2/12 10:50	81.0	↑1.1
2/12 11:00	82.3	↑1.3
2/12 11:10	83.7	↑1.4
2/12 11:20	85.3	↑1.6
2/12 11:30	87.0	↑1.7
2/12 11:40	88.9	↑1.9
2/12 11:50	90.8	↑1.9
2/12 12:00	92.9	↑2.1
2/12 12:10	95.0	↑2.1
2/12 12:20	97.1	↑2.1
2/12 12:30	99.3	↑2.2
2/12 12:40	101.6	↑2.3
2/12 12:50	103.8	↑2.2
2/12 13:00	105.9	↑2.1
2/12 13:10	108.1	↑2.2
2/12 13:20	110.1	↑2.0
2/12 13:30	112.1	↑2.0
2/12 13:40	113.9	↑1.8
2/12 13:50	115.7	↑1.8
2/12 14:00	117.2	↑1.5
2/12 14:10	118.7	↑1.5
2/12 14:20	119.9	↑1.2
2/12 14:30	120.9	↑1.0
2/12 14:40	121.7	↑0.8
2/12 14:50	122.3	↑0.6
2/12 15:00	122.6	↑0.3	満潮
2/12 15:10	122.6	0
2/12 15:20	122.4	↓-0.2
2/12 15:30	121.9	↓-0.5
2/12 15:40	121.1	↓-0.8
2/12 15:50	120.1	↓-1.0
2/12 16:00	118.7	↓-1.4
2/12 16:10	117.0	↓-1.7
2/12 16:20	115.1	↓-1.9
2/12 16:30	112.8	↓-2.3
2/12 16:40	110.3	↓-2.5
2/12 16:50	107.4	↓-2.9
2/12 17:00	104.3	↓-3.1
2/12 17:10	101.0	↓-3.3
2/12 17:20	97.3	↓-3.7
2/12 17:30	93.5	↓-3.8
2/12 17:40	89.4	↓-4.1
2/12 17:50	85.1	↓-4.3
2/12 18:00	80.7	↓-4.4
2/12 18:10	76.1	↓-4.6
2/12 18:20	71.4	↓-4.7
2/12 18:30	66.5	↓-4.9
2/12 18:40	61.6	↓-4.9
2/12 18:50	56.7	↓-4.9
2/12 19:00	51.7	↓-5.0	最大潮位差
2/12 19:10	46.7	↓-5.0	最大潮位差
2/12 19:20	41.8	↓-4.9
2/12 19:30	36.9	↓-4.9
2/12 19:40	32.2	↓-4.7
2/12 19:50	27.5	↓-4.7
2/12 20:00	23.0	↓-4.5
2/12 20:10	18.7	↓-4.3
2/12 20:20	14.6	↓-4.1
2/12 20:30	10.7	↓-3.9
2/12 20:40	7.1	↓-3.6
2/12 20:50	3.8	↓-3.3
2/12 21:00	0.7	↓-3.1
2/12 21:10	-2.1	↓-2.8
2/12 21:20	-4.5	↓-2.4
2/12 21:30	-6.6	↓-2.1
2/12 21:40	-8.3	↓-1.7
2/12 21:50	-9.6	↓-1.3
2/12 22:00	-10.6	↓-1.0
2/12 22:10	-11.3	↓-0.7
2/12 22:20	-11.5	↓-0.2	干潮
2/12 22:30	-11.4	↑0.1
2/12 22:40	-10.9	↑0.5
2/12 22:50	-10.1	↑0.8
2/12 23:00	-8.9	↑1.2
2/12 23:10	-7.3	↑1.6
2/12 23:20	-5.4	↑1.9
2/12 23:30	-3.2	↑2.2
2/12 23:40	-0.6	↑2.6
2/12 23:50	2.2	↑2.8