7 (火)	01:59	06:06	11:39	19:27
	92cm	82cm	110cm	16cm
若潮 出 06:35 入 17:11 出 02:45 入 13:03

那珂湊（茨城）2051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	83.5	↑1.5
2/7 00:10	84.9	↑1.4
2/7 00:20	86.2	↑1.3
2/7 00:30	87.4	↑1.2
2/7 00:40	88.4	↑1.0
2/7 00:50	89.2	↑0.8
2/7 01:00	90.0	↑0.8
2/7 01:10	90.6	↑0.6
2/7 01:20	91.1	↑0.5
2/7 01:30	91.5	↑0.4
2/7 01:40	91.7	↑0.2
2/7 01:50	91.9	↑0.2	満潮
2/7 02:00	91.9	0
2/7 02:10	91.8	↓-0.1
2/7 02:20	91.7	↓-0.1
2/7 02:30	91.4	↓-0.3
2/7 02:40	91.1	↓-0.3
2/7 02:50	90.7	↓-0.4
2/7 03:00	90.3	↓-0.4
2/7 03:10	89.8	↓-0.5
2/7 03:20	89.2	↓-0.6
2/7 03:30	88.6	↓-0.6
2/7 03:40	88.0	↓-0.6
2/7 03:50	87.4	↓-0.6
2/7 04:00	86.8	↓-0.6
2/7 04:10	86.2	↓-0.6
2/7 04:20	85.6	↓-0.6
2/7 04:30	85.0	↓-0.6
2/7 04:40	84.4	↓-0.6
2/7 04:50	83.9	↓-0.5
2/7 05:00	83.4	↓-0.5
2/7 05:10	83.0	↓-0.4
2/7 05:20	82.6	↓-0.4
2/7 05:30	82.3	↓-0.3
2/7 05:40	82.1	↓-0.2
2/7 05:50	81.9	↓-0.2
2/7 06:00	81.8	↓-0.1	干潮
2/7 06:10	81.8	0
2/7 06:20	81.9	↑0.1
2/7 06:30	82.1	↑0.2
2/7 06:40	82.4	↑0.3
2/7 06:50	82.7	↑0.3
2/7 07:00	83.2	↑0.5
2/7 07:10	83.7	↑0.5
2/7 07:20	84.4	↑0.7
2/7 07:30	85.1	↑0.7
2/7 07:40	86.0	↑0.9
2/7 07:50	86.9	↑0.9
2/7 08:00	87.9	↑1.0
2/7 08:10	88.9	↑1.0
2/7 08:20	90.1	↑1.2
2/7 08:30	91.2	↑1.1
2/7 08:40	92.5	↑1.3
2/7 08:50	93.7	↑1.2
2/7 09:00	95.0	↑1.3
2/7 09:10	96.3	↑1.3
2/7 09:20	97.6	↑1.3
2/7 09:30	98.9	↑1.3
2/7 09:40	100.2	↑1.3
2/7 09:50	101.4	↑1.2
2/7 10:00	102.6	↑1.2
2/7 10:10	103.8	↑1.2
2/7 10:20	104.8	↑1.0
2/7 10:30	105.8	↑1.0
2/7 10:40	106.6	↑0.8
2/7 10:50	107.4	↑0.8
2/7 11:00	108.0	↑0.6
2/7 11:10	108.5	↑0.5
2/7 11:20	108.9	↑0.4
2/7 11:30	109.1	↑0.2	満潮
2/7 11:40	109.1	0
2/7 11:50	109.0	↓-0.1
2/7 12:00	108.7	↓-0.3
2/7 12:10	108.2	↓-0.5
2/7 12:20	107.6	↓-0.6
2/7 12:30	106.8	↓-0.8
2/7 12:40	105.8	↓-1.0
2/7 12:50	104.6	↓-1.2
2/7 13:00	103.2	↓-1.4
2/7 13:10	101.6	↓-1.6
2/7 13:20	99.9	↓-1.7
2/7 13:30	98.0	↓-1.9
2/7 13:40	96.0	↓-2.0
2/7 13:50	93.8	↓-2.2
2/7 14:00	91.4	↓-2.4
2/7 14:10	88.9	↓-2.5
2/7 14:20	86.3	↓-2.6
2/7 14:30	83.6	↓-2.7
2/7 14:40	80.8	↓-2.8
2/7 14:50	77.9	↓-2.9
2/7 15:00	74.9	↓-3.0
2/7 15:10	71.8	↓-3.1
2/7 15:20	68.7	↓-3.1
2/7 15:30	65.5	↓-3.2	最大潮位差
2/7 15:40	62.3	↓-3.2	最大潮位差
2/7 15:50	59.2	↓-3.1
2/7 16:00	56.0	↓-3.2	最大潮位差
2/7 16:10	52.8	↓-3.2	最大潮位差
2/7 16:20	49.7	↓-3.1
2/7 16:30	46.7	↓-3.0
2/7 16:40	43.7	↓-3.0
2/7 16:50	40.7	↓-3.0
2/7 17:00	37.9	↓-2.8
2/7 17:10	35.2	↓-2.7
2/7 17:20	32.6	↓-2.6
2/7 17:30	30.2	↓-2.4
2/7 17:40	27.9	↓-2.3
2/7 17:50	25.7	↓-2.2
2/7 18:00	23.8	↓-1.9
2/7 18:10	22.0	↓-1.8
2/7 18:20	20.4	↓-1.6
2/7 18:30	19.1	↓-1.3
2/7 18:40	17.9	↓-1.2
2/7 18:50	17.0	↓-0.9
2/7 19:00	16.2	↓-0.8
2/7 19:10	15.7	↓-0.5
2/7 19:20	15.5	↓-0.2	干潮
2/7 19:30	15.4	↓-0.1
2/7 19:40	15.7	↑0.3
2/7 19:50	16.1	↑0.4
2/7 20:00	16.8	↑0.7
2/7 20:10	17.7	↑0.9
2/7 20:20	18.8	↑1.1
2/7 20:30	20.1	↑1.3
2/7 20:40	21.7	↑1.6
2/7 20:50	23.4	↑1.7
2/7 21:00	25.3	↑1.9
2/7 21:10	27.4	↑2.1
2/7 21:20	29.7	↑2.3
2/7 21:30	32.1	↑2.4
2/7 21:40	34.7	↑2.6
2/7 21:50	37.4	↑2.7
2/7 22:00	40.2	↑2.8
2/7 22:10	43.0	↑2.8
2/7 22:20	46.0	↑3.0
2/7 22:30	49.0	↑3.0
2/7 22:40	52.0	↑3.0
2/7 22:50	55.1	↑3.1
2/7 23:00	58.2	↑3.1
2/7 23:10	61.2	↑3.0
2/7 23:20	64.2	↑3.0
2/7 23:30	67.2	↑3.0
2/7 23:40	70.1	↑2.9
2/7 23:50	73.0	↑2.9