05 (火)	04:23	10:40	16:55	22:56
	145cm	48cm	144cm	54cm
大潮 出 05:13 入 18:01 出 18:16 入 06:08

日立（茨城）2028年09月05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
9/5 00:00	72.9	↑2.7
9/5 00:10	75.8	↑2.9
9/5 00:20	79.0	↑3.2
9/5 00:30	82.4	↑3.4
9/5 00:40	85.9	↑3.5
9/5 00:50	89.6	↑3.7
9/5 01:00	93.3	↑3.7
9/5 01:10	97.1	↑3.8
9/5 01:20	101.0	↑3.9
9/5 01:30	104.8	↑3.8
9/5 01:40	108.6	↑3.8
9/5 01:50	112.3	↑3.7
9/5 02:00	116.0	↑3.7
9/5 02:10	119.5	↑3.5
9/5 02:20	122.8	↑3.3
9/5 02:30	126.0	↑3.2
9/5 02:40	129.0	↑3.0
9/5 02:50	131.8	↑2.8
9/5 03:00	134.3	↑2.5
9/5 03:10	136.6	↑2.3
9/5 03:20	138.6	↑2.0
9/5 03:30	140.3	↑1.7
9/5 03:40	141.8	↑1.5
9/5 03:50	143.0	↑1.2
9/5 04:00	143.8	↑0.8
9/5 04:10	144.3	↑0.5
9/5 04:20	144.6	↑0.3	満潮
9/5 04:30	144.5	↓-0.1
9/5 04:40	144.0	↓-0.5
9/5 04:50	143.3	↓-0.7
9/5 05:00	142.2	↓-1.1
9/5 05:10	140.8	↓-1.4
9/5 05:20	139.0	↓-1.8
9/5 05:30	137.0	↓-2.0
9/5 05:40	134.7	↓-2.3
9/5 05:50	132.0	↓-2.7
9/5 06:00	129.1	↓-2.9
9/5 06:10	126.0	↓-3.1
9/5 06:20	122.7	↓-3.3
9/5 06:30	119.1	↓-3.6
9/5 06:40	115.4	↓-3.7
9/5 06:50	111.5	↓-3.9
9/5 07:00	107.5	↓-4.0
9/5 07:10	103.4	↓-4.1	最大潮位差
9/5 07:20	99.3	↓-4.1	最大潮位差
9/5 07:30	95.2	↓-4.1	最大潮位差
9/5 07:40	91.1	↓-4.1	最大潮位差
9/5 07:50	87.1	↓-4.0
9/5 08:00	83.1	↓-4.0
9/5 08:10	79.2	↓-3.9
9/5 08:20	75.5	↓-3.7
9/5 08:30	71.9	↓-3.6
9/5 08:40	68.5	↓-3.4
9/5 08:50	65.3	↓-3.2
9/5 09:00	62.4	↓-2.9
9/5 09:10	59.6	↓-2.8
9/5 09:20	57.2	↓-2.4
9/5 09:30	54.9	↓-2.3
9/5 09:40	53.0	↓-1.9
9/5 09:50	51.3	↓-1.7
9/5 10:00	50.0	↓-1.3
9/5 10:10	48.9	↓-1.1
9/5 10:20	48.1	↓-0.8
9/5 10:30	47.7	↓-0.4	干潮
9/5 10:40	47.6	↓-0.1	干潮
9/5 10:50	47.8	↑0.2
9/5 11:00	48.3	↑0.5
9/5 11:10	49.1	↑0.8
9/5 11:20	50.3	↑1.2
9/5 11:30	51.8	↑1.5
9/5 11:40	53.6	↑1.8
9/5 11:50	55.7	↑2.1
9/5 12:00	58.2	↑2.5
9/5 12:10	60.8	↑2.6
9/5 12:20	63.8	↑3.0
9/5 12:30	67.0	↑3.2
9/5 12:40	70.3	↑3.3
9/5 12:50	73.9	↑3.6
9/5 13:00	77.7	↑3.8
9/5 13:10	81.5	↑3.8
9/5 13:20	85.5	↑4.0
9/5 13:30	89.5	↑4.0
9/5 13:40	93.6	↑4.1	最大潮位差
9/5 13:50	97.7	↑4.1	最大潮位差
9/5 14:00	101.7	↑4.0
9/5 14:10	105.7	↑4.0
9/5 14:20	109.6	↑3.9
9/5 14:30	113.3	↑3.7
9/5 14:40	117.0	↑3.7
9/5 14:50	120.5	↑3.5
9/5 15:00	123.8	↑3.3
9/5 15:10	126.8	↑3.0
9/5 15:20	129.7	↑2.9
9/5 15:30	132.3	↑2.6
9/5 15:40	134.7	↑2.4
9/5 15:50	136.8	↑2.1
9/5 16:00	138.7	↑1.9
9/5 16:10	140.2	↑1.5
9/5 16:20	141.5	↑1.3
9/5 16:30	142.4	↑0.9
9/5 16:40	143.0	↑0.6
9/5 16:50	143.3	↑0.3	満潮
9/5 17:00	143.3	0
9/5 17:10	143.0	↓-0.3
9/5 17:20	142.3	↓-0.7
9/5 17:30	141.3	↓-1.0
9/5 17:40	139.9	↓-1.4
9/5 17:50	138.3	↓-1.6
9/5 18:00	136.3	↓-2.0
9/5 18:10	134.0	↓-2.3
9/5 18:20	131.4	↓-2.6
9/5 18:30	128.6	↓-2.8
9/5 18:40	125.5	↓-3.1
9/5 18:50	122.3	↓-3.2
9/5 19:00	118.8	↓-3.5
9/5 19:10	115.1	↓-3.7
9/5 19:20	111.4	↓-3.7
9/5 19:30	107.5	↓-3.9
9/5 19:40	103.5	↓-4.0
9/5 19:50	99.6	↓-3.9
9/5 20:00	95.6	↓-4.0
9/5 20:10	91.7	↓-3.9
9/5 20:20	87.8	↓-3.9
9/5 20:30	84.0	↓-3.8
9/5 20:40	80.4	↓-3.6
9/5 20:50	76.8	↓-3.6
9/5 21:00	73.5	↓-3.3
9/5 21:10	70.4	↓-3.1
9/5 21:20	67.5	↓-2.9
9/5 21:30	64.8	↓-2.7
9/5 21:40	62.3	↓-2.5
9/5 21:50	60.2	↓-2.1
9/5 22:00	58.3	↓-1.9
9/5 22:10	56.7	↓-1.6
9/5 22:20	55.4	↓-1.3
9/5 22:30	54.4	↓-1.0
9/5 22:40	53.7	↓-0.7
9/5 22:50	53.4	↓-0.3	干潮
9/5 23:00	53.4	0
9/5 23:10	53.7	↑0.3
9/5 23:20	54.4	↑0.7
9/5 23:30	55.3	↑0.9
9/5 23:40	56.7	↑1.4
9/5 23:50	58.3	↑1.6