6 (水)	04:16	10:35	16:58	22:51
	135cm	40cm	133cm	56cm
大潮 出 05:13 入 18:00 出 06:00 入 18:18

那珂湊（茨城）2051年09月6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
9/6 00:00	75.1	↑2.4
9/6 00:10	77.7	↑2.6
9/6 00:20	80.4	↑2.7
9/6 00:30	83.2	↑2.8
9/6 00:40	86.2	↑3.0
9/6 00:50	89.3	↑3.1
9/6 01:00	92.4	↑3.1
9/6 01:10	95.5	↑3.1
9/6 01:20	98.7	↑3.2
9/6 01:30	101.9	↑3.2
9/6 01:40	105.0	↑3.1
9/6 01:50	108.1	↑3.1
9/6 02:00	111.2	↑3.1
9/6 02:10	114.1	↑2.9
9/6 02:20	116.9	↑2.8
9/6 02:30	119.6	↑2.7
9/6 02:40	122.1	↑2.5
9/6 02:50	124.4	↑2.3
9/6 03:00	126.6	↑2.2
9/6 03:10	128.5	↑1.9
9/6 03:20	130.2	↑1.7
9/6 03:30	131.6	↑1.4
9/6 03:40	132.7	↑1.1
9/6 03:50	133.6	↑0.9
9/6 04:00	134.2	↑0.6
9/6 04:10	134.5	↑0.3	満潮
9/6 04:20	134.5	0
9/6 04:30	134.2	↓-0.3
9/6 04:40	133.5	↓-0.7
9/6 04:50	132.6	↓-0.9
9/6 05:00	131.4	↓-1.2
9/6 05:10	129.8	↓-1.6
9/6 05:20	128.0	↓-1.8
9/6 05:30	125.9	↓-2.1
9/6 05:40	123.5	↓-2.4
9/6 05:50	120.9	↓-2.6
9/6 06:00	118.1	↓-2.8
9/6 06:10	115.0	↓-3.1
9/6 06:20	111.7	↓-3.3
9/6 06:30	108.3	↓-3.4
9/6 06:40	104.7	↓-3.6
9/6 06:50	100.9	↓-3.8
9/6 07:00	97.1	↓-3.8
9/6 07:10	93.2	↓-3.9
9/6 07:20	89.3	↓-3.9
9/6 07:30	85.3	↓-4.0	最大潮位差
9/6 07:40	81.4	↓-3.9
9/6 07:50	77.5	↓-3.9
9/6 08:00	73.6	↓-3.9
9/6 08:10	69.9	↓-3.7
9/6 08:20	66.3	↓-3.6
9/6 08:30	62.8	↓-3.5
9/6 08:40	59.5	↓-3.3
9/6 08:50	56.4	↓-3.1
9/6 09:00	53.5	↓-2.9
9/6 09:10	50.9	↓-2.6
9/6 09:20	48.5	↓-2.4
9/6 09:30	46.4	↓-2.1
9/6 09:40	44.6	↓-1.8
9/6 09:50	43.0	↓-1.6
9/6 10:00	41.8	↓-1.2
9/6 10:10	40.9	↓-0.9
9/6 10:20	40.3	↓-0.6
9/6 10:30	40.0	↓-0.3	干潮
9/6 10:40	40.0	0
9/6 10:50	40.4	↑0.4
9/6 11:00	41.1	↑0.7
9/6 11:10	42.1	↑1.0
9/6 11:20	43.3	↑1.2
9/6 11:30	44.9	↑1.6
9/6 11:40	46.7	↑1.8
9/6 11:50	48.8	↑2.1
9/6 12:00	51.2	↑2.4
9/6 12:10	53.8	↑2.6
9/6 12:20	56.6	↑2.8
9/6 12:30	59.6	↑3.0
9/6 12:40	62.8	↑3.2
9/6 12:50	66.1	↑3.3
9/6 13:00	69.6	↑3.5
9/6 13:10	73.1	↑3.5
9/6 13:20	76.8	↑3.7
9/6 13:30	80.5	↑3.7
9/6 13:40	84.3	↑3.8
9/6 13:50	88.0	↑3.7
9/6 14:00	91.8	↑3.8
9/6 14:10	95.5	↑3.7
9/6 14:20	99.2	↑3.7
9/6 14:30	102.8	↑3.6
9/6 14:40	106.3	↑3.5
9/6 14:50	109.6	↑3.3
9/6 15:00	112.8	↑3.2
9/6 15:10	115.8	↑3.0
9/6 15:20	118.6	↑2.8
9/6 15:30	121.2	↑2.6
9/6 15:40	123.6	↑2.4
9/6 15:50	125.7	↑2.1
9/6 16:00	127.6	↑1.9
9/6 16:10	129.2	↑1.6
9/6 16:20	130.5	↑1.3
9/6 16:30	131.5	↑1.0
9/6 16:40	132.1	↑0.6
9/6 16:50	132.5	↑0.4	満潮
9/6 17:00	132.6	↑0.1
9/6 17:10	132.4	↓-0.2
9/6 17:20	131.8	↓-0.6
9/6 17:30	130.9	↓-0.9
9/6 17:40	129.8	↓-1.1
9/6 17:50	128.3	↓-1.5
9/6 18:00	126.6	↓-1.7
9/6 18:10	124.6	↓-2.0
9/6 18:20	122.4	↓-2.2
9/6 18:30	120.0	↓-2.4
9/6 18:40	117.3	↓-2.7
9/6 18:50	114.4	↓-2.9
9/6 19:00	111.4	↓-3.0
9/6 19:10	108.3	↓-3.1
9/6 19:20	105.0	↓-3.3
9/6 19:30	101.7	↓-3.3
9/6 19:40	98.3	↓-3.4
9/6 19:50	94.8	↓-3.5
9/6 20:00	91.4	↓-3.4
9/6 20:10	88.0	↓-3.4
9/6 20:20	84.7	↓-3.3
9/6 20:30	81.4	↓-3.3
9/6 20:40	78.2	↓-3.2
9/6 20:50	75.2	↓-3.0
9/6 21:00	72.3	↓-2.9
9/6 21:10	69.6	↓-2.7
9/6 21:20	67.1	↓-2.5
9/6 21:30	64.8	↓-2.3
9/6 21:40	62.8	↓-2.0
9/6 21:50	61.0	↓-1.8
9/6 22:00	59.4	↓-1.6
9/6 22:10	58.1	↓-1.3
9/6 22:20	57.1	↓-1.0
9/6 22:30	56.4	↓-0.7
9/6 22:40	56.0	↓-0.4
9/6 22:50	55.8	↓-0.2	干潮
9/6 23:00	55.9	↑0.1
9/6 23:10	56.4	↑0.5
9/6 23:20	57.1	↑0.7
9/6 23:30	58.0	↑0.9
9/6 23:40	59.3	↑1.3
9/6 23:50	60.8	↑1.5