7 (日)	03:19	09:21	15:19	21:41
	147cm	55cm	145cm	35cm
大潮 出 05:38 入 17:14 出 04:43 入 16:29

日立（茨城）2029年10月7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
10/7 00:00	93.9	↑4.0
10/7 00:10	98.0	↑4.1
10/7 00:20	102.1	↑4.1
10/7 00:30	106.2	↑4.1
10/7 00:40	110.2	↑4.0
10/7 00:50	114.1	↑3.9
10/7 01:00	117.8	↑3.7
10/7 01:10	121.4	↑3.6
10/7 01:20	124.9	↑3.5
10/7 01:30	128.1	↑3.2
10/7 01:40	131.1	↑3.0
10/7 01:50	133.9	↑2.8
10/7 02:00	136.4	↑2.5
10/7 02:10	138.7	↑2.3
10/7 02:20	140.6	↑1.9
10/7 02:30	142.3	↑1.7
10/7 02:40	143.7	↑1.4
10/7 02:50	144.8	↑1.1
10/7 03:00	145.5	↑0.7
10/7 03:10	146.0	↑0.5	満潮
10/7 03:20	146.1	↑0.1
10/7 03:30	145.9	↓-0.2
10/7 03:40	145.3	↓-0.6
10/7 03:50	144.4	↓-0.9
10/7 04:00	143.2	↓-1.2
10/7 04:10	141.6	↓-1.6
10/7 04:20	139.8	↓-1.8
10/7 04:30	137.6	↓-2.2
10/7 04:40	135.1	↓-2.5
10/7 04:50	132.4	↓-2.7
10/7 05:00	129.4	↓-3.0
10/7 05:10	126.1	↓-3.3
10/7 05:20	122.7	↓-3.4
10/7 05:30	119.0	↓-3.7
10/7 05:40	115.2	↓-3.8
10/7 05:50	111.3	↓-3.9
10/7 06:00	107.3	↓-4.0
10/7 06:10	103.2	↓-4.1
10/7 06:20	99.2	↓-4.0
10/7 06:30	95.1	↓-4.1
10/7 06:40	91.1	↓-4.0
10/7 06:50	87.2	↓-3.9
10/7 07:00	83.4	↓-3.8
10/7 07:10	79.7	↓-3.7
10/7 07:20	76.2	↓-3.5
10/7 07:30	72.9	↓-3.3
10/7 07:40	69.8	↓-3.1
10/7 07:50	66.9	↓-2.9
10/7 08:00	64.3	↓-2.6
10/7 08:10	62.0	↓-2.3
10/7 08:20	60.0	↓-2.0
10/7 08:30	58.2	↓-1.8
10/7 08:40	56.8	↓-1.4
10/7 08:50	55.6	↓-1.2
10/7 09:00	54.8	↓-0.8
10/7 09:10	54.3	↓-0.5
10/7 09:20	54.2	↓-0.1	干潮
10/7 09:30	54.3	↑0.1
10/7 09:40	54.8	↑0.5
10/7 09:50	55.6	↑0.8
10/7 10:00	56.8	↑1.2
10/7 10:10	58.3	↑1.5
10/7 10:20	60.1	↑1.8
10/7 10:30	62.2	↑2.1
10/7 10:40	64.5	↑2.3
10/7 10:50	67.2	↑2.7
10/7 11:00	70.1	↑2.9
10/7 11:10	73.3	↑3.2
10/7 11:20	76.7	↑3.4
10/7 11:30	80.3	↑3.6
10/7 11:40	84.0	↑3.7
10/7 11:50	87.8	↑3.8
10/7 12:00	91.8	↑4.0
10/7 12:10	95.8	↑4.0
10/7 12:20	99.8	↑4.0
10/7 12:30	103.9	↑4.1
10/7 12:40	107.8	↑3.9
10/7 12:50	111.7	↑3.9
10/7 13:00	115.5	↑3.8
10/7 13:10	119.2	↑3.7
10/7 13:20	122.7	↑3.5
10/7 13:30	126.0	↑3.3
10/7 13:40	129.0	↑3.0
10/7 13:50	131.9	↑2.9
10/7 14:00	134.5	↑2.6
10/7 14:10	136.8	↑2.3
10/7 14:20	138.8	↑2.0
10/7 14:30	140.5	↑1.7
10/7 14:40	141.9	↑1.4
10/7 14:50	143.0	↑1.1
10/7 15:00	143.8	↑0.8
10/7 15:10	144.2	↑0.4	満潮
10/7 15:20	144.3	↑0.1
10/7 15:30	144.1	↓-0.2
10/7 15:40	143.5	↓-0.6
10/7 15:50	142.6	↓-0.9
10/7 16:00	141.3	↓-1.3
10/7 16:10	139.7	↓-1.6
10/7 16:20	137.7	↓-2.0
10/7 16:30	135.4	↓-2.3
10/7 16:40	132.8	↓-2.6
10/7 16:50	129.9	↓-2.9
10/7 17:00	126.7	↓-3.2
10/7 17:10	123.3	↓-3.4
10/7 17:20	119.6	↓-3.7
10/7 17:30	115.6	↓-4.0
10/7 17:40	111.5	↓-4.1
10/7 17:50	107.2	↓-4.3
10/7 18:00	102.7	↓-4.5
10/7 18:10	98.2	↓-4.5
10/7 18:20	93.6	↓-4.6	最大潮位差
10/7 18:30	89.0	↓-4.6	最大潮位差
10/7 18:40	84.4	↓-4.6	最大潮位差
10/7 18:50	79.8	↓-4.6	最大潮位差
10/7 19:00	75.3	↓-4.5
10/7 19:10	70.9	↓-4.4
10/7 19:20	66.6	↓-4.3
10/7 19:30	62.5	↓-4.1
10/7 19:40	58.6	↓-3.9
10/7 19:50	55.0	↓-3.6
10/7 20:00	51.5	↓-3.5
10/7 20:10	48.4	↓-3.1
10/7 20:20	45.5	↓-2.9
10/7 20:30	43.0	↓-2.5
10/7 20:40	40.7	↓-2.3
10/7 20:50	38.8	↓-1.9
10/7 21:00	37.2	↓-1.6
10/7 21:10	35.9	↓-1.3
10/7 21:20	35.0	↓-0.9
10/7 21:30	34.5	↓-0.5
10/7 21:40	34.3	↓-0.2	干潮
10/7 21:50	34.5	↑0.2
10/7 22:00	35.1	↑0.6
10/7 22:10	36.0	↑0.9
10/7 22:20	37.3	↑1.3
10/7 22:30	39.0	↑1.7
10/7 22:40	41.0	↑2.0
10/7 22:50	43.4	↑2.4
10/7 23:00	46.1	↑2.7
10/7 23:10	49.1	↑3.0
10/7 23:20	52.4	↑3.3
10/7 23:30	56.0	↑3.6
10/7 23:40	59.9	↑3.9
10/7 23:50	64.0	↑4.1