23 (木)	10:22	02:17	18:47	12:16
	112cm	40cm	140cm	111cm
小潮 出 05:26 入 17:35 出 22:14 入 12:41

日立（茨城）2027年09月23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
9/23 00:00	58.7	↓-2.7
9/23 00:10	56.2	↓-2.5
9/23 00:20	53.8	↓-2.4
9/23 00:30	51.6	↓-2.2
9/23 00:40	49.5	↓-2.1
9/23 00:50	47.7	↓-1.8
9/23 01:00	46.0	↓-1.7
9/23 01:10	44.5	↓-1.5
9/23 01:20	43.3	↓-1.2
9/23 01:30	42.2	↓-1.1
9/23 01:40	41.3	↓-0.9
9/23 01:50	40.7	↓-0.6
9/23 02:00	40.2	↓-0.5
9/23 02:10	40.0	↓-0.2	干潮
9/23 02:20	39.9	↓-0.1
9/23 02:30	40.1	↑0.2
9/23 02:40	40.5	↑0.4
9/23 02:50	41.1	↑0.6
9/23 03:00	41.9	↑0.8
9/23 03:10	42.9	↑1.0
9/23 03:20	44.0	↑1.1
9/23 03:30	45.4	↑1.4
9/23 03:40	46.9	↑1.5
9/23 03:50	48.6	↑1.7
9/23 04:00	50.4	↑1.8
9/23 04:10	52.4	↑2.0
9/23 04:20	54.4	↑2.0
9/23 04:30	56.6	↑2.2
9/23 04:40	58.9	↑2.3
9/23 04:50	61.3	↑2.4
9/23 05:00	63.7	↑2.4
9/23 05:10	66.1	↑2.4
9/23 05:20	68.6	↑2.5
9/23 05:30	71.1	↑2.5
9/23 05:40	73.6	↑2.5
9/23 05:50	76.1	↑2.5
9/23 06:00	78.5	↑2.4
9/23 06:10	80.9	↑2.4
9/23 06:20	83.3	↑2.4
9/23 06:30	85.6	↑2.3
9/23 06:40	87.9	↑2.3
9/23 06:50	90.0	↑2.1
9/23 07:00	92.1	↑2.1
9/23 07:10	94.1	↑2.0
9/23 07:20	96.0	↑1.9
9/23 07:30	97.8	↑1.8
9/23 07:40	99.5	↑1.7
9/23 07:50	101.1	↑1.6
9/23 08:00	102.6	↑1.5
9/23 08:10	103.9	↑1.3
9/23 08:20	105.2	↑1.3
9/23 08:30	106.3	↑1.1
9/23 08:40	107.3	↑1.0
9/23 08:50	108.2	↑0.9
9/23 09:00	109.0	↑0.8
9/23 09:10	109.6	↑0.6
9/23 09:20	110.2	↑0.6
9/23 09:30	110.6	↑0.4
9/23 09:40	111.0	↑0.4
9/23 09:50	111.2	↑0.2
9/23 10:00	111.4	↑0.2
9/23 10:10	111.5	↑0.1
9/23 10:20	111.5	0	満潮
9/23 10:30	111.5	0
9/23 10:40	111.4	↓-0.1
9/23 10:50	111.3	↓-0.1
9/23 11:00	111.2	↓-0.1
9/23 11:10	111.1	↓-0.1
9/23 11:20	110.9	↓-0.2
9/23 11:30	110.8	↓-0.1
9/23 11:40	110.7	↓-0.1
9/23 11:50	110.6	↓-0.1
9/23 12:00	110.5	↓-0.1
9/23 12:10	110.4	↓-0.1	干潮
9/23 12:20	110.4	0
9/23 12:30	110.5	↑0.1
9/23 12:40	110.6	↑0.1
9/23 12:50	110.7	↑0.1
9/23 13:00	110.9	↑0.2
9/23 13:10	111.2	↑0.3
9/23 13:20	111.5	↑0.3
9/23 13:30	111.9	↑0.4
9/23 13:40	112.4	↑0.5
9/23 13:50	112.9	↑0.5
9/23 14:00	113.5	↑0.6
9/23 14:10	114.1	↑0.6
9/23 14:20	114.8	↑0.7
9/23 14:30	115.6	↑0.8
9/23 14:40	116.5	↑0.9
9/23 14:50	117.4	↑0.9
9/23 15:00	118.4	↑1.0
9/23 15:10	119.4	↑1.0
9/23 15:20	120.5	↑1.1
9/23 15:30	121.7	↑1.2
9/23 15:40	122.8	↑1.1
9/23 15:50	124.1	↑1.3
9/23 16:00	125.3	↑1.2
9/23 16:10	126.6	↑1.3
9/23 16:20	127.8	↑1.2
9/23 16:30	129.1	↑1.3
9/23 16:40	130.3	↑1.2
9/23 16:50	131.5	↑1.2
9/23 17:00	132.7	↑1.2
9/23 17:10	133.8	↑1.1
9/23 17:20	134.8	↑1.0
9/23 17:30	135.8	↑1.0
9/23 17:40	136.6	↑0.8
9/23 17:50	137.4	↑0.8
9/23 18:00	138.1	↑0.7
9/23 18:10	138.6	↑0.5
9/23 18:20	139.0	↑0.4
9/23 18:30	139.3	↑0.3
9/23 18:40	139.5	↑0.2	満潮
9/23 18:50	139.5	0
9/23 19:00	139.3	↓-0.2
9/23 19:10	139.1	↓-0.2
9/23 19:20	138.6	↓-0.5
9/23 19:30	138.0	↓-0.6
9/23 19:40	137.3	↓-0.7
9/23 19:50	136.4	↓-0.9
9/23 20:00	135.4	↓-1.0
9/23 20:10	134.2	↓-1.2
9/23 20:20	132.9	↓-1.3
9/23 20:30	131.4	↓-1.5
9/23 20:40	129.8	↓-1.6
9/23 20:50	128.1	↓-1.7
9/23 21:00	126.2	↓-1.9
9/23 21:10	124.2	↓-2.0
9/23 21:20	122.1	↓-2.1
9/23 21:30	119.8	↓-2.3
9/23 21:40	117.5	↓-2.3
9/23 21:50	115.0	↓-2.5
9/23 22:00	112.5	↓-2.5
9/23 22:10	109.8	↓-2.7
9/23 22:20	107.1	↓-2.7
9/23 22:30	104.4	↓-2.7
9/23 22:40	101.6	↓-2.8
9/23 22:50	98.8	↓-2.8
9/23 23:00	95.9	↓-2.9	最大潮位差
9/23 23:10	93.1	↓-2.8
9/23 23:20	90.2	↓-2.9	最大潮位差
9/23 23:30	87.4	↓-2.8
9/23 23:40	84.5	↓-2.9	最大潮位差
9/23 23:50	81.8	↓-2.7