01 (金)	05:30	11:24	17:14	23:46
	151cm	60cm	151cm	30cm
中潮 出 05:33 入 17:23 出 08:02 入 19:14

日立（茨城）2038年10月01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
10/1 00:00	40.8	↑1.8
10/1 00:10	43.0	↑2.2
10/1 00:20	45.6	↑2.6
10/1 00:30	48.5	↑2.9
10/1 00:40	51.7	↑3.2
10/1 00:50	55.2	↑3.5
10/1 01:00	58.9	↑3.7
10/1 01:10	63.0	↑4.1
10/1 01:20	67.2	↑4.2
10/1 01:30	71.6	↑4.4
10/1 01:40	76.2	↑4.6
10/1 01:50	80.9	↑4.7
10/1 02:00	85.7	↑4.8
10/1 02:10	90.5	↑4.8
10/1 02:20	95.4	↑4.9
10/1 02:30	100.2	↑4.8
10/1 02:40	104.9	↑4.7
10/1 02:50	109.6	↑4.7
10/1 03:00	114.1	↑4.5
10/1 03:10	118.4	↑4.3
10/1 03:20	122.6	↑4.2
10/1 03:30	126.5	↑3.9
10/1 03:40	130.2	↑3.7
10/1 03:50	133.7	↑3.5
10/1 04:00	136.8	↑3.1
10/1 04:10	139.7	↑2.9
10/1 04:20	142.3	↑2.6
10/1 04:30	144.5	↑2.2
10/1 04:40	146.4	↑1.9
10/1 04:50	148.0	↑1.6
10/1 05:00	149.2	↑1.2
10/1 05:10	150.1	↑0.9
10/1 05:20	150.6	↑0.5	満潮
10/1 05:30	150.7	↑0.1	満潮
10/1 05:40	150.5	↓-0.2
10/1 05:50	149.9	↓-0.6
10/1 06:00	149.0	↓-0.9
10/1 06:10	147.7	↓-1.3
10/1 06:20	146.1	↓-1.6
10/1 06:30	144.1	↓-2.0
10/1 06:40	141.8	↓-2.3
10/1 06:50	139.2	↓-2.6
10/1 07:00	136.4	↓-2.8
10/1 07:10	133.2	↓-3.2
10/1 07:20	129.9	↓-3.3
10/1 07:30	126.3	↓-3.6
10/1 07:40	122.5	↓-3.8
10/1 07:50	118.7	↓-3.8
10/1 08:00	114.7	↓-4.0
10/1 08:10	110.6	↓-4.1
10/1 08:20	106.5	↓-4.1
10/1 08:30	102.4	↓-4.1
10/1 08:40	98.3	↓-4.1
10/1 08:50	94.3	↓-4.0
10/1 09:00	90.3	↓-4.0
10/1 09:10	86.5	↓-3.8
10/1 09:20	82.9	↓-3.6
10/1 09:30	79.5	↓-3.4
10/1 09:40	76.2	↓-3.3
10/1 09:50	73.2	↓-3.0
10/1 10:00	70.5	↓-2.7
10/1 10:10	68.0	↓-2.5
10/1 10:20	65.8	↓-2.2
10/1 10:30	63.9	↓-1.9
10/1 10:40	62.3	↓-1.6
10/1 10:50	61.0	↓-1.3
10/1 11:00	60.0	↓-1.0
10/1 11:10	59.4	↓-0.6
10/1 11:20	59.1	↓-0.3	干潮
10/1 11:30	59.2	↑0.1
10/1 11:40	59.6	↑0.4
10/1 11:50	60.4	↑0.8
10/1 12:00	61.4	↑1.0
10/1 12:10	62.9	↑1.5
10/1 12:20	64.6	↑1.7
10/1 12:30	66.7	↑2.1
10/1 12:40	69.1	↑2.4
10/1 12:50	71.8	↑2.7
10/1 13:00	74.7	↑2.9
10/1 13:10	77.9	↑3.2
10/1 13:20	81.4	↑3.5
10/1 13:30	85.0	↑3.6
10/1 13:40	88.8	↑3.8
10/1 13:50	92.8	↑4.0
10/1 14:00	96.8	↑4.0
10/1 14:10	101.0	↑4.2
10/1 14:20	105.1	↑4.1
10/1 14:30	109.3	↑4.2
10/1 14:40	113.4	↑4.1
10/1 14:50	117.4	↑4.0
10/1 15:00	121.4	↑4.0
10/1 15:10	125.1	↑3.7
10/1 15:20	128.8	↑3.7
10/1 15:30	132.2	↑3.4
10/1 15:40	135.3	↑3.1
10/1 15:50	138.2	↑2.9
10/1 16:00	140.9	↑2.7
10/1 16:10	143.2	↑2.3
10/1 16:20	145.2	↑2.0
10/1 16:30	146.9	↑1.7
10/1 16:40	148.3	↑1.4
10/1 16:50	149.3	↑1.0
10/1 17:00	150.0	↑0.7
10/1 17:10	150.3	↑0.3	満潮
10/1 17:20	150.2	↓-0.1
10/1 17:30	149.7	↓-0.5
10/1 17:40	148.9	↓-0.8
10/1 17:50	147.8	↓-1.1
10/1 18:00	146.2	↓-1.6
10/1 18:10	144.3	↓-1.9
10/1 18:20	142.1	↓-2.2
10/1 18:30	139.5	↓-2.6
10/1 18:40	136.6	↓-2.9
10/1 18:50	133.3	↓-3.3
10/1 19:00	129.8	↓-3.5
10/1 19:10	126.0	↓-3.8
10/1 19:20	122.0	↓-4.0
10/1 19:30	117.7	↓-4.3
10/1 19:40	113.2	↓-4.5
10/1 19:50	108.6	↓-4.6
10/1 20:00	103.8	↓-4.8
10/1 20:10	98.9	↓-4.9
10/1 20:20	94.0	↓-4.9
10/1 20:30	89.0	↓-5.0	最大潮位差
10/1 20:40	84.0	↓-5.0	最大潮位差
10/1 20:50	79.1	↓-4.9
10/1 21:00	74.3	↓-4.8
10/1 21:10	69.6	↓-4.7
10/1 21:20	65.0	↓-4.6
10/1 21:30	60.6	↓-4.4
10/1 21:40	56.4	↓-4.2
10/1 21:50	52.5	↓-3.9
10/1 22:00	48.8	↓-3.7
10/1 22:10	45.3	↓-3.5
10/1 22:20	42.2	↓-3.1
10/1 22:30	39.4	↓-2.8
10/1 22:40	36.9	↓-2.5
10/1 22:50	34.7	↓-2.2
10/1 23:00	32.9	↓-1.8
10/1 23:10	31.4	↓-1.5
10/1 23:20	30.3	↓-1.1
10/1 23:30	29.6	↓-0.7
10/1 23:40	29.2	↓-0.4	干潮
10/1 23:50	29.2	0