3 (土)	05:05	11:05	17:04	23:18
	140cm	52cm	132cm	33cm
中潮 出 05:35 入 17:20 出 07:16 入 18:47

那珂湊（茨城）2054年10月3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
10/3 00:00	48.9	↑2.5
10/3 00:10	51.5	↑2.6
10/3 00:20	54.5	↑3.0
10/3 00:30	57.7	↑3.2
10/3 00:40	61.0	↑3.3
10/3 00:50	64.6	↑3.6
10/3 01:00	68.3	↑3.7
10/3 01:10	72.1	↑3.8
10/3 01:20	76.1	↑4.0
10/3 01:30	80.1	↑4.0
10/3 01:40	84.2	↑4.1
10/3 01:50	88.3	↑4.1
10/3 02:00	92.4	↑4.1
10/3 02:10	96.5	↑4.1
10/3 02:20	100.6	↑4.1
10/3 02:30	104.6	↑4.0
10/3 02:40	108.5	↑3.9
10/3 02:50	112.2	↑3.7
10/3 03:00	115.8	↑3.6
10/3 03:10	119.2	↑3.4
10/3 03:20	122.5	↑3.3
10/3 03:30	125.5	↑3.0
10/3 03:40	128.2	↑2.7
10/3 03:50	130.8	↑2.6
10/3 04:00	133.0	↑2.2
10/3 04:10	134.9	↑1.9
10/3 04:20	136.6	↑1.7
10/3 04:30	137.9	↑1.3
10/3 04:40	138.9	↑1.0
10/3 04:50	139.5	↑0.6
10/3 05:00	139.8	↑0.3	満潮
10/3 05:10	139.8	0
10/3 05:20	139.4	↓-0.4
10/3 05:30	138.7	↓-0.7
10/3 05:40	137.6	↓-1.1
10/3 05:50	136.3	↓-1.3
10/3 06:00	134.6	↓-1.7
10/3 06:10	132.6	↓-2.0
10/3 06:20	130.3	↓-2.3
10/3 06:30	127.7	↓-2.6
10/3 06:40	124.9	↓-2.8
10/3 06:50	121.9	↓-3.0
10/3 07:00	118.6	↓-3.3
10/3 07:10	115.2	↓-3.4
10/3 07:20	111.7	↓-3.5
10/3 07:30	108.0	↓-3.7
10/3 07:40	104.2	↓-3.8
10/3 07:50	100.4	↓-3.8
10/3 08:00	96.5	↓-3.9
10/3 08:10	92.6	↓-3.9
10/3 08:20	88.8	↓-3.8
10/3 08:30	85.0	↓-3.8
10/3 08:40	81.3	↓-3.7
10/3 08:50	77.7	↓-3.6
10/3 09:00	74.3	↓-3.4
10/3 09:10	71.0	↓-3.3
10/3 09:20	67.9	↓-3.1
10/3 09:30	65.1	↓-2.8
10/3 09:40	62.5	↓-2.6
10/3 09:50	60.1	↓-2.4
10/3 10:00	58.0	↓-2.1
10/3 10:10	56.2	↓-1.8
10/3 10:20	54.7	↓-1.5
10/3 10:30	53.5	↓-1.2
10/3 10:40	52.6	↓-0.9
10/3 10:50	52.0	↓-0.6
10/3 11:00	51.7	↓-0.3	干潮
10/3 11:10	51.8	↑0.1
10/3 11:20	52.1	↑0.3
10/3 11:30	52.8	↑0.7
10/3 11:40	53.8	↑1.0
10/3 11:50	55.0	↑1.2
10/3 12:00	56.5	↑1.5
10/3 12:10	58.3	↑1.8
10/3 12:20	60.4	↑2.1
10/3 12:30	62.7	↑2.3
10/3 12:40	65.2	↑2.5
10/3 12:50	67.9	↑2.7
10/3 13:00	70.7	↑2.8
10/3 13:10	73.8	↑3.1
10/3 13:20	76.9	↑3.1
10/3 13:30	80.2	↑3.3
10/3 13:40	83.6	↑3.4
10/3 13:50	87.0	↑3.4
10/3 14:00	90.4	↑3.4
10/3 14:10	93.9	↑3.5
10/3 14:20	97.4	↑3.5
10/3 14:30	100.8	↑3.4
10/3 14:40	104.1	↑3.3
10/3 14:50	107.4	↑3.3
10/3 15:00	110.6	↑3.2
10/3 15:10	113.6	↑3.0
10/3 15:20	116.4	↑2.8
10/3 15:30	119.1	↑2.7
10/3 15:40	121.6	↑2.5
10/3 15:50	123.9	↑2.3
10/3 16:00	125.9	↑2.0
10/3 16:10	127.6	↑1.7
10/3 16:20	129.1	↑1.5
10/3 16:30	130.3	↑1.2
10/3 16:40	131.2	↑0.9
10/3 16:50	131.7	↑0.5
10/3 17:00	132.0	↑0.3	満潮
10/3 17:10	131.9	↓-0.1
10/3 17:20	131.5	↓-0.4
10/3 17:30	130.7	↓-0.8
10/3 17:40	129.7	↓-1.0
10/3 17:50	128.2	↓-1.5
10/3 18:00	126.5	↓-1.7
10/3 18:10	124.5	↓-2.0
10/3 18:20	122.2	↓-2.3
10/3 18:30	119.5	↓-2.7
10/3 18:40	116.6	↓-2.9
10/3 18:50	113.5	↓-3.1
10/3 19:00	110.1	↓-3.4
10/3 19:10	106.6	↓-3.5
10/3 19:20	102.8	↓-3.8
10/3 19:30	98.9	↓-3.9
10/3 19:40	94.9	↓-4.0
10/3 19:50	90.8	↓-4.1
10/3 20:00	86.6	↓-4.2	最大潮位差
10/3 20:10	82.4	↓-4.2	最大潮位差
10/3 20:20	78.2	↓-4.2	最大潮位差
10/3 20:30	74.0	↓-4.2	最大潮位差
10/3 20:40	69.9	↓-4.1
10/3 20:50	65.8	↓-4.1
10/3 21:00	61.9	↓-3.9
10/3 21:10	58.1	↓-3.8
10/3 21:20	54.5	↓-3.6
10/3 21:30	51.1	↓-3.4
10/3 21:40	48.0	↓-3.1
10/3 21:50	45.0	↓-3.0
10/3 22:00	42.4	↓-2.6
10/3 22:10	40.0	↓-2.4
10/3 22:20	37.9	↓-2.1
10/3 22:30	36.2	↓-1.7
10/3 22:40	34.7	↓-1.5
10/3 22:50	33.6	↓-1.1
10/3 23:00	32.9	↓-0.7
10/3 23:10	32.4	↓-0.5	干潮
10/3 23:20	32.4	0
10/3 23:30	32.6	↑0.2
10/3 23:40	33.2	↑0.6
10/3 23:50	34.1	↑0.9