11 (木)	06:46	11:49	17:17	-
	131cm	87cm	133cm	-
中潮 出 05:42 入 17:09 出 09:37 入 19:31

那珂湊（茨城）2029年10月11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
10/11 00:00	15.1	↑0.6
10/11 00:10	16.0	↑0.9
10/11 00:20	17.2	↑1.2
10/11 00:30	18.8	↑1.6
10/11 00:40	20.7	↑1.9
10/11 00:50	22.8	↑2.1
10/11 01:00	25.3	↑2.5
10/11 01:10	28.0	↑2.7
10/11 01:20	30.9	↑2.9
10/11 01:30	34.1	↑3.2
10/11 01:40	37.5	↑3.4
10/11 01:50	41.1	↑3.6
10/11 02:00	44.8	↑3.7
10/11 02:10	48.7	↑3.9
10/11 02:20	52.7	↑4.0
10/11 02:30	56.8	↑4.1
10/11 02:40	61.0	↑4.2
10/11 02:50	65.3	↑4.3
10/11 03:00	69.5	↑4.2
10/11 03:10	73.8	↑4.3
10/11 03:20	78.1	↑4.3
10/11 03:30	82.3	↑4.2
10/11 03:40	86.5	↑4.2
10/11 03:50	90.6	↑4.1
10/11 04:00	94.6	↑4.0
10/11 04:10	98.4	↑3.8
10/11 04:20	102.2	↑3.8
10/11 04:30	105.7	↑3.5
10/11 04:40	109.1	↑3.4
10/11 04:50	112.3	↑3.2
10/11 05:00	115.2	↑2.9
10/11 05:10	117.9	↑2.7
10/11 05:20	120.4	↑2.5
10/11 05:30	122.7	↑2.3
10/11 05:40	124.6	↑1.9
10/11 05:50	126.3	↑1.7
10/11 06:00	127.7	↑1.4
10/11 06:10	128.8	↑1.1
10/11 06:20	129.7	↑0.9
10/11 06:30	130.2	↑0.5
10/11 06:40	130.5	↑0.3	満潮
10/11 06:50	130.5	0
10/11 07:00	130.2	↓-0.3
10/11 07:10	129.6	↓-0.6
10/11 07:20	128.8	↓-0.8
10/11 07:30	127.8	↓-1.0
10/11 07:40	126.6	↓-1.2
10/11 07:50	125.1	↓-1.5
10/11 08:00	123.5	↓-1.6
10/11 08:10	121.7	↓-1.8
10/11 08:20	119.7	↓-2.0
10/11 08:30	117.7	↓-2.0
10/11 08:40	115.5	↓-2.2
10/11 08:50	113.3	↓-2.2
10/11 09:00	111.0	↓-2.3
10/11 09:10	108.7	↓-2.3
10/11 09:20	106.5	↓-2.2
10/11 09:30	104.2	↓-2.3
10/11 09:40	102.0	↓-2.2
10/11 09:50	99.9	↓-2.1
10/11 10:00	97.8	↓-2.1
10/11 10:10	95.9	↓-1.9
10/11 10:20	94.1	↓-1.8
10/11 10:30	92.5	↓-1.6
10/11 10:40	91.0	↓-1.5
10/11 10:50	89.7	↓-1.3
10/11 11:00	88.6	↓-1.1
10/11 11:10	87.7	↓-0.9
10/11 11:20	87.1	↓-0.6
10/11 11:30	86.6	↓-0.5
10/11 11:40	86.3	↓-0.3	干潮
10/11 11:50	86.2	↓-0.1
10/11 12:00	86.4	↑0.2
10/11 12:10	86.8	↑0.4
10/11 12:20	87.3	↑0.5
10/11 12:30	88.1	↑0.8
10/11 12:40	89.1	↑1.0
10/11 12:50	90.2	↑1.1
10/11 13:00	91.5	↑1.3
10/11 13:10	93.0	↑1.5
10/11 13:20	94.6	↑1.6
10/11 13:30	96.3	↑1.7
10/11 13:40	98.1	↑1.8
10/11 13:50	100.1	↑2.0
10/11 14:00	102.1	↑2.0
10/11 14:10	104.2	↑2.1
10/11 14:20	106.3	↑2.1
10/11 14:30	108.5	↑2.2
10/11 14:40	110.6	↑2.1
10/11 14:50	112.8	↑2.2
10/11 15:00	115.0	↑2.2
10/11 15:10	117.0	↑2.0
10/11 15:20	119.1	↑2.1
10/11 15:30	121.0	↑1.9
10/11 15:40	122.9	↑1.9
10/11 15:50	124.6	↑1.7
10/11 16:00	126.2	↑1.6
10/11 16:10	127.7	↑1.5
10/11 16:20	129.0	↑1.3
10/11 16:30	130.1	↑1.1
10/11 16:40	131.1	↑1.0
10/11 16:50	131.8	↑0.7
10/11 17:00	132.3	↑0.5
10/11 17:10	132.5	↑0.2	満潮
10/11 17:20	132.5	0
10/11 17:30	132.3	↓-0.2
10/11 17:40	131.8	↓-0.5
10/11 17:50	131.0	↓-0.8
10/11 18:00	130.0	↓-1.0
10/11 18:10	128.7	↓-1.3
10/11 18:20	127.1	↓-1.6
10/11 18:30	125.2	↓-1.9
10/11 18:40	123.1	↓-2.1
10/11 18:50	120.7	↓-2.4
10/11 19:00	118.0	↓-2.7
10/11 19:10	115.1	↓-2.9
10/11 19:20	112.0	↓-3.1
10/11 19:30	108.6	↓-3.4
10/11 19:40	105.0	↓-3.6
10/11 19:50	101.2	↓-3.8
10/11 20:00	97.3	↓-3.9
10/11 20:10	93.2	↓-4.1
10/11 20:20	89.0	↓-4.2
10/11 20:30	84.7	↓-4.3
10/11 20:40	80.3	↓-4.4
10/11 20:50	75.9	↓-4.4
10/11 21:00	71.4	↓-4.5	最大潮位差
10/11 21:10	67.0	↓-4.4
10/11 21:20	62.6	↓-4.4
10/11 21:30	58.2	↓-4.4
10/11 21:40	54.0	↓-4.2
10/11 21:50	49.8	↓-4.2
10/11 22:00	45.8	↓-4.0
10/11 22:10	42.0	↓-3.8
10/11 22:20	38.3	↓-3.7
10/11 22:30	34.9	↓-3.4
10/11 22:40	31.7	↓-3.2
10/11 22:50	28.7	↓-3.0
10/11 23:00	26.0	↓-2.7
10/11 23:10	23.6	↓-2.4
10/11 23:20	21.5	↓-2.1
10/11 23:30	19.7	↓-1.8
10/11 23:40	18.2	↓-1.5
10/11 23:50	17.0	↓-1.2