22 (日)	05:39	11:23	17:10	23:40
	139cm	66cm	131cm	28cm
中潮 出 05:26 入 17:37 出 08:07 入 18:45

那珂湊（茨城）2047年09月22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
9/22 00:00	39.1	↑1.8
9/22 00:10	41.2	↑2.1
9/22 00:20	43.6	↑2.4
9/22 00:30	46.2	↑2.6
9/22 00:40	49.1	↑2.9
9/22 00:50	52.3	↑3.2
9/22 01:00	55.6	↑3.3
9/22 01:10	59.1	↑3.5
9/22 01:20	62.7	↑3.6
9/22 01:30	66.5	↑3.8
9/22 01:40	70.5	↑4.0
9/22 01:50	74.5	↑4.0
9/22 02:00	78.5	↑4.0
9/22 02:10	82.6	↑4.1
9/22 02:20	86.7	↑4.1
9/22 02:30	90.9	↑4.2
9/22 02:40	94.9	↑4.0
9/22 02:50	98.9	↑4.0
9/22 03:00	102.9	↑4.0
9/22 03:10	106.7	↑3.8
9/22 03:20	110.4	↑3.7
9/22 03:30	113.9	↑3.5
9/22 03:40	117.3	↑3.4
9/22 03:50	120.5	↑3.2
9/22 04:00	123.4	↑2.9
9/22 04:10	126.2	↑2.8
9/22 04:20	128.7	↑2.5
9/22 04:30	130.9	↑2.2
9/22 04:40	132.8	↑1.9
9/22 04:50	134.5	↑1.7
9/22 05:00	135.8	↑1.3
9/22 05:10	136.8	↑1.0
9/22 05:20	137.6	↑0.8
9/22 05:30	138.0	↑0.4	満潮
9/22 05:40	138.1	↑0.1
9/22 05:50	137.9	↓-0.2
9/22 06:00	137.3	↓-0.6
9/22 06:10	136.5	↓-0.8
9/22 06:20	135.3	↓-1.2
9/22 06:30	133.9	↓-1.4
9/22 06:40	132.2	↓-1.7
9/22 06:50	130.2	↓-2.0
9/22 07:00	128.0	↓-2.2
9/22 07:10	125.6	↓-2.4
9/22 07:20	122.9	↓-2.7
9/22 07:30	120.1	↓-2.8
9/22 07:40	117.1	↓-3.0
9/22 07:50	114.0	↓-3.1
9/22 08:00	110.8	↓-3.2
9/22 08:10	107.6	↓-3.2
9/22 08:20	104.2	↓-3.4
9/22 08:30	100.9	↓-3.3
9/22 08:40	97.6	↓-3.3
9/22 08:50	94.3	↓-3.3
9/22 09:00	91.1	↓-3.2
9/22 09:10	87.9	↓-3.2
9/22 09:20	84.9	↓-3.0
9/22 09:30	82.1	↓-2.8
9/22 09:40	79.4	↓-2.7
9/22 09:50	76.9	↓-2.5
9/22 10:00	74.6	↓-2.3
9/22 10:10	72.5	↓-2.1
9/22 10:20	70.7	↓-1.8
9/22 10:30	69.1	↓-1.6
9/22 10:40	67.8	↓-1.3
9/22 10:50	66.7	↓-1.1
9/22 11:00	66.0	↓-0.7
9/22 11:10	65.5	↓-0.5
9/22 11:20	65.3	↓-0.2	干潮
9/22 11:30	65.3	0
9/22 11:40	65.7	↑0.4
9/22 11:50	66.3	↑0.6
9/22 12:00	67.2	↑0.9
9/22 12:10	68.3	↑1.1
9/22 12:20	69.7	↑1.4
9/22 12:30	71.3	↑1.6
9/22 12:40	73.1	↑1.8
9/22 12:50	75.1	↑2.0
9/22 13:00	77.3	↑2.2
9/22 13:10	79.7	↑2.4
9/22 13:20	82.2	↑2.5
9/22 13:30	84.8	↑2.6
9/22 13:40	87.6	↑2.8
9/22 13:50	90.4	↑2.8
9/22 14:00	93.2	↑2.8
9/22 14:10	96.2	↑3.0
9/22 14:20	99.1	↑2.9
9/22 14:30	102.0	↑2.9
9/22 14:40	104.9	↑2.9
9/22 14:50	107.7	↑2.8
9/22 15:00	110.5	↑2.8
9/22 15:10	113.1	↑2.6
9/22 15:20	115.7	↑2.6
9/22 15:30	118.1	↑2.4
9/22 15:40	120.4	↑2.3
9/22 15:50	122.5	↑2.1
9/22 16:00	124.3	↑1.8
9/22 16:10	126.0	↑1.7
9/22 16:20	127.5	↑1.5
9/22 16:30	128.7	↑1.2
9/22 16:40	129.6	↑0.9
9/22 16:50	130.3	↑0.7
9/22 17:00	130.7	↑0.4	満潮
9/22 17:10	130.8	↑0.1	満潮
9/22 17:20	130.6	↓-0.2
9/22 17:30	130.1	↓-0.5
9/22 17:40	129.3	↓-0.8
9/22 17:50	128.3	↓-1.0
9/22 18:00	126.9	↓-1.4
9/22 18:10	125.2	↓-1.7
9/22 18:20	123.2	↓-2.0
9/22 18:30	120.9	↓-2.3
9/22 18:40	118.4	↓-2.5
9/22 18:50	115.5	↓-2.9
9/22 19:00	112.5	↓-3.0
9/22 19:10	109.2	↓-3.3
9/22 19:20	105.7	↓-3.5
9/22 19:30	102.1	↓-3.6
9/22 19:40	98.2	↓-3.9
9/22 19:50	94.2	↓-4.0
9/22 20:00	90.2	↓-4.0
9/22 20:10	86.0	↓-4.2
9/22 20:20	81.8	↓-4.2
9/22 20:30	77.5	↓-4.3	最大潮位差
9/22 20:40	73.3	↓-4.2
9/22 20:50	69.1	↓-4.2
9/22 21:00	64.9	↓-4.2
9/22 21:10	60.9	↓-4.0
9/22 21:20	56.9	↓-4.0
9/22 21:30	53.2	↓-3.7
9/22 21:40	49.6	↓-3.6
9/22 21:50	46.2	↓-3.4
9/22 22:00	43.0	↓-3.2
9/22 22:10	40.0	↓-3.0
9/22 22:20	37.4	↓-2.6
9/22 22:30	35.0	↓-2.4
9/22 22:40	32.9	↓-2.1
9/22 22:50	31.1	↓-1.8
9/22 23:00	29.6	↓-1.5
9/22 23:10	28.5	↓-1.1
9/22 23:20	27.7	↓-0.8
9/22 23:30	27.2	↓-0.5	干潮
9/22 23:40	27.1	↓-0.1	干潮
9/22 23:50	27.3	↑0.2