1 (金)	04:31	10:21	16:10	22:43
	150cm	61cm	150cm	25cm
大潮 出 05:33 入 17:23 出 06:37 入 17:39

日立（茨城）2027年10月1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	57.6	↑3.8
10/1 00:10	61.6	↑4.0
10/1 00:20	65.8	↑4.2
10/1 00:30	70.2	↑4.4
10/1 00:40	74.8	↑4.6
10/1 00:50	79.5	↑4.7
10/1 01:00	84.2	↑4.7
10/1 01:10	89.0	↑4.8
10/1 01:20	93.8	↑4.8
10/1 01:30	98.6	↑4.8
10/1 01:40	103.3	↑4.7
10/1 01:50	107.9	↑4.6
10/1 02:00	112.4	↑4.5
10/1 02:10	116.7	↑4.3
10/1 02:20	120.9	↑4.2
10/1 02:30	124.8	↑3.9
10/1 02:40	128.5	↑3.7
10/1 02:50	132.0	↑3.5
10/1 03:00	135.2	↑3.2
10/1 03:10	138.1	↑2.9
10/1 03:20	140.7	↑2.6
10/1 03:30	143.0	↑2.3
10/1 03:40	144.9	↑1.9
10/1 03:50	146.6	↑1.7
10/1 04:00	147.9	↑1.3
10/1 04:10	148.8	↑0.9
10/1 04:20	149.4	↑0.6
10/1 04:30	149.6	↑0.2	満潮
10/1 04:40	149.4	↓-0.2
10/1 04:50	148.9	↓-0.5
10/1 05:00	148.0	↓-0.9
10/1 05:10	146.7	↓-1.3
10/1 05:20	145.1	↓-1.6
10/1 05:30	143.1	↓-2.0
10/1 05:40	140.9	↓-2.2
10/1 05:50	138.3	↓-2.6
10/1 06:00	135.4	↓-2.9
10/1 06:10	132.3	↓-3.1
10/1 06:20	128.9	↓-3.4
10/1 06:30	125.4	↓-3.5
10/1 06:40	121.7	↓-3.7
10/1 06:50	117.8	↓-3.9
10/1 07:00	113.9	↓-3.9
10/1 07:10	109.8	↓-4.1
10/1 07:20	105.8	↓-4.0
10/1 07:30	101.8	↓-4.0
10/1 07:40	97.8	↓-4.0
10/1 07:50	93.9	↓-3.9
10/1 08:00	90.1	↓-3.8
10/1 08:10	86.4	↓-3.7
10/1 08:20	82.9	↓-3.5
10/1 08:30	79.6	↓-3.3
10/1 08:40	76.5	↓-3.1
10/1 08:50	73.6	↓-2.9
10/1 09:00	70.9	↓-2.7
10/1 09:10	68.6	↓-2.3
10/1 09:20	66.5	↓-2.1
10/1 09:30	64.7	↓-1.8
10/1 09:40	63.2	↓-1.5
10/1 09:50	62.1	↓-1.1
10/1 10:00	61.2	↓-0.9
10/1 10:10	60.7	↓-0.5
10/1 10:20	60.5	↓-0.2	干潮
10/1 10:30	60.7	↑0.2
10/1 10:40	61.2	↑0.5
10/1 10:50	62.0	↑0.8
10/1 11:00	63.2	↑1.2
10/1 11:10	64.7	↑1.5
10/1 11:20	66.6	↑1.9
10/1 11:30	68.7	↑2.1
10/1 11:40	71.2	↑2.5
10/1 11:50	73.9	↑2.7
10/1 12:00	76.9	↑3.0
10/1 12:10	80.2	↑3.3
10/1 12:20	83.6	↑3.4
10/1 12:30	87.3	↑3.7
10/1 12:40	91.1	↑3.8
10/1 12:50	95.0	↑3.9
10/1 13:00	99.0	↑4.0
10/1 13:10	103.0	↑4.0
10/1 13:20	107.1	↑4.1
10/1 13:30	111.1	↑4.0
10/1 13:40	115.1	↑4.0
10/1 13:50	118.9	↑3.8
10/1 14:00	122.7	↑3.8
10/1 14:10	126.3	↑3.6
10/1 14:20	129.7	↑3.4
10/1 14:30	132.9	↑3.2
10/1 14:40	135.8	↑2.9
10/1 14:50	138.5	↑2.7
10/1 15:00	141.0	↑2.5
10/1 15:10	143.1	↑2.1
10/1 15:20	144.9	↑1.8
10/1 15:30	146.4	↑1.5
10/1 15:40	147.6	↑1.2
10/1 15:50	148.5	↑0.9
10/1 16:00	148.9	↑0.4	満潮
10/1 16:10	149.1	↑0.2	満潮
10/1 16:20	148.8	↓-0.3
10/1 16:30	148.2	↓-0.6
10/1 16:40	147.3	↓-0.9
10/1 16:50	145.9	↓-1.4
10/1 17:00	144.2	↓-1.7
10/1 17:10	142.1	↓-2.1
10/1 17:20	139.7	↓-2.4
10/1 17:30	137.0	↓-2.7
10/1 17:40	133.9	↓-3.1
10/1 17:50	130.4	↓-3.5
10/1 18:00	126.7	↓-3.7
10/1 18:10	122.7	↓-4.0
10/1 18:20	118.5	↓-4.2
10/1 18:30	114.1	↓-4.4
10/1 18:40	109.4	↓-4.7
10/1 18:50	104.6	↓-4.8
10/1 19:00	99.7	↓-4.9
10/1 19:10	94.6	↓-5.1	最大潮位差
10/1 19:20	89.6	↓-5.0
10/1 19:30	84.5	↓-5.1	最大潮位差
10/1 19:40	79.4	↓-5.1	最大潮位差
10/1 19:50	74.4	↓-5.0
10/1 20:00	69.5	↓-4.9
10/1 20:10	64.7	↓-4.8
10/1 20:20	60.1	↓-4.6
10/1 20:30	55.7	↓-4.4
10/1 20:40	51.4	↓-4.3
10/1 20:50	47.5	↓-3.9
10/1 21:00	43.7	↓-3.8
10/1 21:10	40.3	↓-3.4
10/1 21:20	37.2	↓-3.1
10/1 21:30	34.3	↓-2.9
10/1 21:40	31.9	↓-2.4
10/1 21:50	29.7	↓-2.2
10/1 22:00	27.9	↓-1.8
10/1 22:10	26.5	↓-1.4
10/1 22:20	25.5	↓-1.0
10/1 22:30	24.8	↓-0.7
10/1 22:40	24.5	↓-0.3	干潮
10/1 22:50	24.7	↑0.2
10/1 23:00	25.2	↑0.5
10/1 23:10	26.1	↑0.9
10/1 23:20	27.4	↑1.3
10/1 23:30	29.1	↑1.7
10/1 23:40	31.2	↑2.1
10/1 23:50	33.6	↑2.4