5 (水)	05:55	11:21	17:09	23:46
	117cm	56cm	122cm	10cm
大潮 出 06:36 入 17:10 出 19:32 入 07:37

那珂湊（茨城）2053年02月5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
2/5 00:00	6.4	↑1.7
2/5 00:10	8.3	↑1.9
2/5 00:20	10.6	↑2.3
2/5 00:30	13.2	↑2.6
2/5 00:40	16.0	↑2.8
2/5 00:50	19.2	↑3.2
2/5 01:00	22.5	↑3.3
2/5 01:10	26.1	↑3.6
2/5 01:20	29.8	↑3.7
2/5 01:30	33.8	↑4.0
2/5 01:40	37.9	↑4.1
2/5 01:50	42.1	↑4.2
2/5 02:00	46.4	↑4.3
2/5 02:10	50.8	↑4.4
2/5 02:20	55.2	↑4.4
2/5 02:30	59.6	↑4.4
2/5 02:40	64.1	↑4.5	最大潮位差
2/5 02:50	68.5	↑4.4
2/5 03:00	72.9	↑4.4
2/5 03:10	77.2	↑4.3
2/5 03:20	81.3	↑4.1
2/5 03:30	85.4	↑4.1
2/5 03:40	89.3	↑3.9
2/5 03:50	93.0	↑3.7
2/5 04:00	96.5	↑3.5
2/5 04:10	99.7	↑3.2
2/5 04:20	102.8	↑3.1
2/5 04:30	105.6	↑2.8
2/5 04:40	108.1	↑2.5
2/5 04:50	110.3	↑2.2
2/5 05:00	112.2	↑1.9
2/5 05:10	113.8	↑1.6
2/5 05:20	115.1	↑1.3
2/5 05:30	116.0	↑0.9
2/5 05:40	116.6	↑0.6
2/5 05:50	117.0	↑0.4	満潮
2/5 06:00	116.9	↓-0.1
2/5 06:10	116.6	↓-0.3
2/5 06:20	116.0	↓-0.6
2/5 06:30	115.0	↓-1.0
2/5 06:40	113.8	↓-1.2
2/5 06:50	112.3	↓-1.5
2/5 07:00	110.5	↓-1.8
2/5 07:10	108.6	↓-1.9
2/5 07:20	106.4	↓-2.2
2/5 07:30	104.0	↓-2.4
2/5 07:40	101.4	↓-2.6
2/5 07:50	98.7	↓-2.7
2/5 08:00	95.9	↓-2.8
2/5 08:10	93.0	↓-2.9
2/5 08:20	90.1	↓-2.9
2/5 08:30	87.1	↓-3.0
2/5 08:40	84.2	↓-2.9
2/5 08:50	81.2	↓-3.0
2/5 09:00	78.3	↓-2.9
2/5 09:10	75.5	↓-2.8
2/5 09:20	72.8	↓-2.7
2/5 09:30	70.2	↓-2.6
2/5 09:40	67.8	↓-2.4
2/5 09:50	65.5	↓-2.3
2/5 10:00	63.4	↓-2.1
2/5 10:10	61.6	↓-1.8
2/5 10:20	59.9	↓-1.7
2/5 10:30	58.5	↓-1.4
2/5 10:40	57.3	↓-1.2
2/5 10:50	56.4	↓-0.9
2/5 11:00	55.7	↓-0.7
2/5 11:10	55.3	↓-0.4
2/5 11:20	55.2	↓-0.1	干潮
2/5 11:30	55.3	↑0.1
2/5 11:40	55.7	↑0.4
2/5 11:50	56.4	↑0.7
2/5 12:00	57.3	↑0.9
2/5 12:10	58.4	↑1.1
2/5 12:20	59.8	↑1.4
2/5 12:30	61.4	↑1.6
2/5 12:40	63.2	↑1.8
2/5 12:50	65.1	↑1.9
2/5 13:00	67.3	↑2.2
2/5 13:10	69.7	↑2.4
2/5 13:20	72.1	↑2.4
2/5 13:30	74.8	↑2.7
2/5 13:40	77.5	↑2.7
2/5 13:50	80.3	↑2.8
2/5 14:00	83.2	↑2.9
2/5 14:10	86.1	↑2.9
2/5 14:20	89.0	↑2.9
2/5 14:30	91.9	↑2.9
2/5 14:40	94.9	↑3.0
2/5 14:50	97.7	↑2.8
2/5 15:00	100.5	↑2.8
2/5 15:10	103.2	↑2.7
2/5 15:20	105.8	↑2.6
2/5 15:30	108.3	↑2.5
2/5 15:40	110.6	↑2.3
2/5 15:50	112.7	↑2.1
2/5 16:00	114.7	↑2.0
2/5 16:10	116.4	↑1.7
2/5 16:20	117.9	↑1.5
2/5 16:30	119.1	↑1.2
2/5 16:40	120.0	↑0.9
2/5 16:50	120.7	↑0.7
2/5 17:00	121.1	↑0.4	満潮
2/5 17:10	121.2	↑0.1
2/5 17:20	120.9	↓-0.3
2/5 17:30	120.4	↓-0.5
2/5 17:40	119.5	↓-0.9
2/5 17:50	118.3	↓-1.2
2/5 18:00	116.8	↓-1.5
2/5 18:10	115.0	↓-1.8
2/5 18:20	112.9	↓-2.1
2/5 18:30	110.4	↓-2.5
2/5 18:40	107.7	↓-2.7
2/5 18:50	104.7	↓-3.0
2/5 19:00	101.4	↓-3.3
2/5 19:10	98.0	↓-3.4
2/5 19:20	94.2	↓-3.8
2/5 19:30	90.3	↓-3.9
2/5 19:40	86.3	↓-4.0
2/5 19:50	82.1	↓-4.2
2/5 20:00	77.7	↓-4.4
2/5 20:10	73.3	↓-4.4
2/5 20:20	68.9	↓-4.4
2/5 20:30	64.4	↓-4.5	最大潮位差
2/5 20:40	59.9	↓-4.5	最大潮位差
2/5 20:50	55.4	↓-4.5	最大潮位差
2/5 21:00	51.0	↓-4.4
2/5 21:10	46.7	↓-4.3
2/5 21:20	42.6	↓-4.1
2/5 21:30	38.6	↓-4.0
2/5 21:40	34.7	↓-3.9
2/5 21:50	31.1	↓-3.6
2/5 22:00	27.7	↓-3.4
2/5 22:10	24.5	↓-3.2
2/5 22:20	21.6	↓-2.9
2/5 22:30	19.0	↓-2.6
2/5 22:40	16.7	↓-2.3
2/5 22:50	14.7	↓-2.0
2/5 23:00	13.0	↓-1.7
2/5 23:10	11.6	↓-1.4
2/5 23:20	10.6	↓-1.0
2/5 23:30	9.9	↓-0.7
2/5 23:40	9.6	↓-0.3	干潮
2/5 23:50	9.6	0