09 (火)	05:02	10:42	16:21	22:58
	139cm	68cm	132cm	18cm
大潮 出 05:40 入 17:11 出 07:11 入 17:48

那珂湊（茨城）2029年10月09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
10/9 00:00	42.4	↑3.1
10/9 00:10	45.8	↑3.4
10/9 00:20	49.4	↑3.6
10/9 00:30	53.2	↑3.8
10/9 00:40	57.2	↑4.0
10/9 00:50	61.3	↑4.1
10/9 01:00	65.5	↑4.2
10/9 01:10	69.9	↑4.4
10/9 01:20	74.3	↑4.4
10/9 01:30	78.7	↑4.4
10/9 01:40	83.1	↑4.4
10/9 01:50	87.6	↑4.5
10/9 02:00	92.0	↑4.4
10/9 02:10	96.3	↑4.3
10/9 02:20	100.5	↑4.2
10/9 02:30	104.6	↑4.1
10/9 02:40	108.6	↑4.0
10/9 02:50	112.4	↑3.8
10/9 03:00	116.0	↑3.6
10/9 03:10	119.5	↑3.5
10/9 03:20	122.7	↑3.2
10/9 03:30	125.6	↑2.9
10/9 03:40	128.3	↑2.7
10/9 03:50	130.7	↑2.4
10/9 04:00	132.8	↑2.1
10/9 04:10	134.6	↑1.8
10/9 04:20	136.1	↑1.5
10/9 04:30	137.3	↑1.2
10/9 04:40	138.1	↑0.8
10/9 04:50	138.6	↑0.5
10/9 05:00	138.8	↑0.2	満潮
10/9 05:10	138.7	↓-0.1
10/9 05:20	138.2	↓-0.5
10/9 05:30	137.4	↓-0.8
10/9 05:40	136.3	↓-1.1
10/9 05:50	135.0	↓-1.3
10/9 06:00	133.3	↓-1.7
10/9 06:10	131.4	↓-1.9
10/9 06:20	129.2	↓-2.2
10/9 06:30	126.8	↓-2.4
10/9 06:40	124.2	↓-2.6
10/9 06:50	121.4	↓-2.8
10/9 07:00	118.4	↓-3.0
10/9 07:10	115.4	↓-3.0
10/9 07:20	112.2	↓-3.2
10/9 07:30	108.9	↓-3.3
10/9 07:40	105.6	↓-3.3
10/9 07:50	102.3	↓-3.3
10/9 08:00	99.0	↓-3.3
10/9 08:10	95.7	↓-3.3
10/9 08:20	92.5	↓-3.2
10/9 08:30	89.4	↓-3.1
10/9 08:40	86.5	↓-2.9
10/9 08:50	83.6	↓-2.9
10/9 09:00	80.9	↓-2.7
10/9 09:10	78.5	↓-2.4
10/9 09:20	76.2	↓-2.3
10/9 09:30	74.1	↓-2.1
10/9 09:40	72.3	↓-1.8
10/9 09:50	70.8	↓-1.5
10/9 10:00	69.5	↓-1.3
10/9 10:10	68.5	↓-1.0
10/9 10:20	67.8	↓-0.7
10/9 10:30	67.3	↓-0.5
10/9 10:40	67.2	↓-0.1	干潮
10/9 10:50	67.3	↑0.1
10/9 11:00	67.7	↑0.4
10/9 11:10	68.4	↑0.7
10/9 11:20	69.3	↑0.9
10/9 11:30	70.5	↑1.2
10/9 11:40	71.9	↑1.4
10/9 11:50	73.6	↑1.7
10/9 12:00	75.5	↑1.9
10/9 12:10	77.6	↑2.1
10/9 12:20	79.9	↑2.3
10/9 12:30	82.3	↑2.4
10/9 12:40	84.9	↑2.6
10/9 12:50	87.6	↑2.7
10/9 13:00	90.4	↑2.8
10/9 13:10	93.2	↑2.8
10/9 13:20	96.2	↑3.0
10/9 13:30	99.1	↑2.9
10/9 13:40	102.1	↑3.0
10/9 13:50	105.0	↑2.9
10/9 14:00	107.9	↑2.9
10/9 14:10	110.7	↑2.8
10/9 14:20	113.5	↑2.8
10/9 14:30	116.1	↑2.6
10/9 14:40	118.6	↑2.5
10/9 14:50	121.0	↑2.4
10/9 15:00	123.1	↑2.1
10/9 15:10	125.1	↑2.0
10/9 15:20	126.9	↑1.8
10/9 15:30	128.4	↑1.5
10/9 15:40	129.7	↑1.3
10/9 15:50	130.7	↑1.0
10/9 16:00	131.4	↑0.7
10/9 16:10	131.8	↑0.4
10/9 16:20	132.0	↑0.2	満潮
10/9 16:30	131.8	↓-0.2
10/9 16:40	131.3	↓-0.5
10/9 16:50	130.5	↓-0.8
10/9 17:00	129.4	↓-1.1
10/9 17:10	128.0	↓-1.4
10/9 17:20	126.2	↓-1.8
10/9 17:30	124.1	↓-2.1
10/9 17:40	121.8	↓-2.3
10/9 17:50	119.1	↓-2.7
10/9 18:00	116.1	↓-3.0
10/9 18:10	112.9	↓-3.2
10/9 18:20	109.5	↓-3.4
10/9 18:30	105.8	↓-3.7
10/9 18:40	101.9	↓-3.9
10/9 18:50	97.8	↓-4.1
10/9 19:00	93.5	↓-4.3
10/9 19:10	89.2	↓-4.3
10/9 19:20	84.7	↓-4.5
10/9 19:30	80.1	↓-4.6	最大潮位差
10/9 19:40	75.5	↓-4.6	最大潮位差
10/9 19:50	70.9	↓-4.6	最大潮位差
10/9 20:00	66.3	↓-4.6	最大潮位差
10/9 20:10	61.8	↓-4.5
10/9 20:20	57.3	↓-4.5
10/9 20:30	52.9	↓-4.4
10/9 20:40	48.7	↓-4.2
10/9 20:50	44.7	↓-4.0
10/9 21:00	40.8	↓-3.9
10/9 21:10	37.2	↓-3.6
10/9 21:20	33.8	↓-3.4
10/9 21:30	30.7	↓-3.1
10/9 21:40	27.8	↓-2.9
10/9 21:50	25.3	↓-2.5
10/9 22:00	23.1	↓-2.2
10/9 22:10	21.2	↓-1.9
10/9 22:20	19.7	↓-1.5
10/9 22:30	18.6	↓-1.1
10/9 22:40	17.8	↓-0.8
10/9 22:50	17.3	↓-0.5	干潮
10/9 23:00	17.3	0
10/9 23:10	17.6	↑0.3
10/9 23:20	18.2	↑0.6
10/9 23:30	19.2	↑1.0
10/9 23:40	20.6	↑1.4
10/9 23:50	22.3	↑1.7