6 (金)	07:05	01:17	19:49	13:27
	132cm	70cm	139cm	53cm
中潮 出 04:49 入 18:40 出 10:11 入 22:06

日立（茨城）2038年08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
8/6 00:00	76.6	↓-1.8
8/6 00:10	74.9	↓-1.7
8/6 00:20	73.5	↓-1.4
8/6 00:30	72.2	↓-1.3
8/6 00:40	71.2	↓-1.0
8/6 00:50	70.5	↓-0.7
8/6 01:00	70.0	↓-0.5
8/6 01:10	69.7	↓-0.3	干潮
8/6 01:20	69.7	0
8/6 01:30	69.9	↑0.2
8/6 01:40	70.4	↑0.5
8/6 01:50	71.1	↑0.7
8/6 02:00	72.1	↑1.0
8/6 02:10	73.3	↑1.2
8/6 02:20	74.7	↑1.4
8/6 02:30	76.4	↑1.7
8/6 02:40	78.2	↑1.8
8/6 02:50	80.3	↑2.1
8/6 03:00	82.5	↑2.2
8/6 03:10	84.9	↑2.4
8/6 03:20	87.4	↑2.5
8/6 03:30	90.1	↑2.7
8/6 03:40	92.8	↑2.7
8/6 03:50	95.6	↑2.8
8/6 04:00	98.4	↑2.8
8/6 04:10	101.2	↑2.8
8/6 04:20	104.1	↑2.9
8/6 04:30	106.9	↑2.8
8/6 04:40	109.6	↑2.7
8/6 04:50	112.3	↑2.7
8/6 05:00	114.8	↑2.5
8/6 05:10	117.3	↑2.5
8/6 05:20	119.6	↑2.3
8/6 05:30	121.7	↑2.1
8/6 05:40	123.7	↑2.0
8/6 05:50	125.5	↑1.8
8/6 06:00	127.0	↑1.5
8/6 06:10	128.4	↑1.4
8/6 06:20	129.6	↑1.2
8/6 06:30	130.5	↑0.9
8/6 06:40	131.2	↑0.7
8/6 06:50	131.6	↑0.4
8/6 07:00	131.8	↑0.2	満潮
8/6 07:10	131.8	0
8/6 07:20	131.5	↓-0.3
8/6 07:30	131.0	↓-0.5
8/6 07:40	130.2	↓-0.8
8/6 07:50	129.2	↓-1.0
8/6 08:00	127.9	↓-1.3
8/6 08:10	126.4	↓-1.5
8/6 08:20	124.6	↓-1.8
8/6 08:30	122.7	↓-1.9
8/6 08:40	120.5	↓-2.2
8/6 08:50	118.1	↓-2.4
8/6 09:00	115.6	↓-2.5
8/6 09:10	112.9	↓-2.7
8/6 09:20	110.0	↓-2.9
8/6 09:30	107.0	↓-3.0
8/6 09:40	103.9	↓-3.1
8/6 09:50	100.7	↓-3.2
8/6 10:00	97.5	↓-3.2
8/6 10:10	94.2	↓-3.3
8/6 10:20	90.9	↓-3.3
8/6 10:30	87.6	↓-3.3
8/6 10:40	84.4	↓-3.2
8/6 10:50	81.2	↓-3.2
8/6 11:00	78.1	↓-3.1
8/6 11:10	75.1	↓-3.0
8/6 11:20	72.2	↓-2.9
8/6 11:30	69.5	↓-2.7
8/6 11:40	66.9	↓-2.6
8/6 11:50	64.5	↓-2.4
8/6 12:00	62.3	↓-2.2
8/6 12:10	60.3	↓-2.0
8/6 12:20	58.5	↓-1.8
8/6 12:30	56.9	↓-1.6
8/6 12:40	55.6	↓-1.3
8/6 12:50	54.5	↓-1.1
8/6 13:00	53.7	↓-0.8
8/6 13:10	53.1	↓-0.6
8/6 13:20	52.8	↓-0.3	干潮
8/6 13:30	52.8	0
8/6 13:40	53.1	↑0.3
8/6 13:50	53.6	↑0.5
8/6 14:00	54.4	↑0.8
8/6 14:10	55.5	↑1.1
8/6 14:20	56.9	↑1.4
8/6 14:30	58.5	↑1.6
8/6 14:40	60.4	↑1.9
8/6 14:50	62.6	↑2.2
8/6 15:00	65.0	↑2.4
8/6 15:10	67.6	↑2.6
8/6 15:20	70.4	↑2.8
8/6 15:30	73.4	↑3.0
8/6 15:40	76.6	↑3.2
8/6 15:50	79.9	↑3.3
8/6 16:00	83.3	↑3.4
8/6 16:10	86.8	↑3.5
8/6 16:20	90.3	↑3.5
8/6 16:30	93.9	↑3.6	最大潮位差
8/6 16:40	97.5	↑3.6	最大潮位差
8/6 16:50	101.1	↑3.6	最大潮位差
8/6 17:00	104.6	↑3.5
8/6 17:10	108.1	↑3.5
8/6 17:20	111.5	↑3.4
8/6 17:30	114.7	↑3.2
8/6 17:40	117.8	↑3.1
8/6 17:50	120.8	↑3.0
8/6 18:00	123.6	↑2.8
8/6 18:10	126.2	↑2.6
8/6 18:20	128.5	↑2.3
8/6 18:30	130.7	↑2.2
8/6 18:40	132.6	↑1.9
8/6 18:50	134.3	↑1.7
8/6 19:00	135.8	↑1.5
8/6 19:10	137.0	↑1.2
8/6 19:20	137.9	↑0.9
8/6 19:30	138.5	↑0.6
8/6 19:40	138.9	↑0.4	満潮
8/6 19:50	139.0	↑0.1
8/6 20:00	138.8	↓-0.2
8/6 20:10	138.3	↓-0.5
8/6 20:20	137.6	↓-0.7
8/6 20:30	136.6	↓-1.0
8/6 20:40	135.4	↓-1.2
8/6 20:50	133.9	↓-1.5
8/6 21:00	132.2	↓-1.7
8/6 21:10	130.2	↓-2.0
8/6 21:20	128.1	↓-2.1
8/6 21:30	125.7	↓-2.4
8/6 21:40	123.2	↓-2.5
8/6 21:50	120.6	↓-2.6
8/6 22:00	117.8	↓-2.8
8/6 22:10	114.9	↓-2.9
8/6 22:20	111.9	↓-3.0
8/6 22:30	108.9	↓-3.0
8/6 22:40	105.8	↓-3.1
8/6 22:50	102.7	↓-3.1
8/6 23:00	99.6	↓-3.1
8/6 23:10	96.6	↓-3.0
8/6 23:20	93.6	↓-3.0
8/6 23:30	90.7	↓-2.9
8/6 23:40	87.8	↓-2.9
8/6 23:50	85.1	↓-2.7