22 (土)	04:34	10:50	16:57	23:05
	152cm	46cm	146cm	40cm
大潮 出 05:26 入 17:36 出 18:41 入 06:40

日立（茨城）2040年09月22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
9/22 00:00	64.0	↑3.0
9/22 00:10	67.3	↑3.3
9/22 00:20	70.9	↑3.6
9/22 00:30	74.8	↑3.9
9/22 00:40	78.8	↑4.0
9/22 00:50	83.0	↑4.2
9/22 01:00	87.3	↑4.3
9/22 01:10	91.7	↑4.4
9/22 01:20	96.2	↑4.5
9/22 01:30	100.7	↑4.5
9/22 01:40	105.1	↑4.4
9/22 01:50	109.6	↑4.5
9/22 02:00	113.9	↑4.3
9/22 02:10	118.1	↑4.2
9/22 02:20	122.2	↑4.1
9/22 02:30	126.1	↑3.9
9/22 02:40	129.8	↑3.7
9/22 02:50	133.3	↑3.5
9/22 03:00	136.5	↑3.2
9/22 03:10	139.4	↑2.9
9/22 03:20	142.1	↑2.7
9/22 03:30	144.5	↑2.4
9/22 03:40	146.5	↑2.0
9/22 03:50	148.3	↑1.8
9/22 04:00	149.6	↑1.3
9/22 04:10	150.7	↑1.1
9/22 04:20	151.3	↑0.6
9/22 04:30	151.7	↑0.4	満潮
9/22 04:40	151.6	↓-0.1
9/22 04:50	151.2	↓-0.4
9/22 05:00	150.4	↓-0.8
9/22 05:10	149.2	↓-1.2
9/22 05:20	147.7	↓-1.5
9/22 05:30	145.8	↓-1.9
9/22 05:40	143.6	↓-2.2
9/22 05:50	141.0	↓-2.6
9/22 06:00	138.1	↓-2.9
9/22 06:10	134.9	↓-3.2
9/22 06:20	131.5	↓-3.4
9/22 06:30	127.8	↓-3.7
9/22 06:40	123.9	↓-3.9
9/22 06:50	119.8	↓-4.1
9/22 07:00	115.5	↓-4.3
9/22 07:10	111.1	↓-4.4
9/22 07:20	106.7	↓-4.4
9/22 07:30	102.2	↓-4.5
9/22 07:40	97.6	↓-4.6	最大潮位差
9/22 07:50	93.2	↓-4.4
9/22 08:00	88.7	↓-4.5
9/22 08:10	84.4	↓-4.3
9/22 08:20	80.1	↓-4.3
9/22 08:30	76.0	↓-4.1
9/22 08:40	72.1	↓-3.9
9/22 08:50	68.4	↓-3.7
9/22 09:00	64.9	↓-3.5
9/22 09:10	61.6	↓-3.3
9/22 09:20	58.6	↓-3.0
9/22 09:30	55.8	↓-2.8
9/22 09:40	53.4	↓-2.4
9/22 09:50	51.2	↓-2.2
9/22 10:00	49.4	↓-1.8
9/22 10:10	47.9	↓-1.5
9/22 10:20	46.7	↓-1.2
9/22 10:30	45.9	↓-0.8
9/22 10:40	45.4	↓-0.5	干潮
9/22 10:50	45.2	↓-0.2	干潮
9/22 11:00	45.4	↑0.2
9/22 11:10	46.0	↑0.6
9/22 11:20	46.9	↑0.9
9/22 11:30	48.2	↑1.3
9/22 11:40	49.9	↑1.7
9/22 11:50	51.8	↑1.9
9/22 12:00	54.1	↑2.3
9/22 12:10	56.8	↑2.7
9/22 12:20	59.7	↑2.9
9/22 12:30	62.9	↑3.2
9/22 12:40	66.3	↑3.4
9/22 12:50	70.0	↑3.7
9/22 13:00	73.8	↑3.8
9/22 13:10	77.8	↑4.0
9/22 13:20	82.0	↑4.2
9/22 13:30	86.2	↑4.2
9/22 13:40	90.5	↑4.3
9/22 13:50	94.8	↑4.3
9/22 14:00	99.1	↑4.3
9/22 14:10	103.4	↑4.3
9/22 14:20	107.6	↑4.2
9/22 14:30	111.7	↑4.1
9/22 14:40	115.7	↑4.0
9/22 14:50	119.5	↑3.8
9/22 15:00	123.1	↑3.6
9/22 15:10	126.5	↑3.4
9/22 15:20	129.7	↑3.2
9/22 15:30	132.6	↑2.9
9/22 15:40	135.2	↑2.6
9/22 15:50	137.6	↑2.4
9/22 16:00	139.7	↑2.1
9/22 16:10	141.4	↑1.7
9/22 16:20	142.9	↑1.5
9/22 16:30	144.0	↑1.1
9/22 16:40	144.7	↑0.7
9/22 16:50	145.1	↑0.4	満潮
9/22 17:00	145.1	0
9/22 17:10	144.8	↓-0.3
9/22 17:20	144.1	↓-0.7
9/22 17:30	143.0	↓-1.1
9/22 17:40	141.6	↓-1.4
9/22 17:50	139.8	↓-1.8
9/22 18:00	137.6	↓-2.2
9/22 18:10	135.1	↓-2.5
9/22 18:20	132.3	↓-2.8
9/22 18:30	129.2	↓-3.1
9/22 18:40	125.8	↓-3.4
9/22 18:50	122.1	↓-3.7
9/22 19:00	118.2	↓-3.9
9/22 19:10	114.1	↓-4.1
9/22 19:20	109.8	↓-4.3
9/22 19:30	105.4	↓-4.4
9/22 19:40	101.0	↓-4.4
9/22 19:50	96.4	↓-4.6	最大潮位差
9/22 20:00	91.8	↓-4.6	最大潮位差
9/22 20:10	87.3	↓-4.5
9/22 20:20	82.8	↓-4.5
9/22 20:30	78.3	↓-4.5
9/22 20:40	74.0	↓-4.3
9/22 20:50	69.9	↓-4.1
9/22 21:00	65.9	↓-4.0
9/22 21:10	62.1	↓-3.8
9/22 21:20	58.5	↓-3.6
9/22 21:30	55.2	↓-3.3
9/22 21:40	52.2	↓-3.0
9/22 21:50	49.4	↓-2.8
9/22 22:00	47.0	↓-2.4
9/22 22:10	44.8	↓-2.2
9/22 22:20	43.1	↓-1.7
9/22 22:30	41.6	↓-1.5
9/22 22:40	40.5	↓-1.1
9/22 22:50	39.8	↓-0.7
9/22 23:00	39.5	↓-0.3	干潮
9/22 23:10	39.5	0
9/22 23:20	39.9	↑0.4
9/22 23:30	40.7	↑0.8
9/22 23:40	41.9	↑1.2
9/22 23:50	43.5	↑1.6