20 (月)	04:12	10:25	16:32	22:36
	142cm	44cm	133cm	40cm
大潮 出 05:25 入 17:39 出 18:04 入 06:03

那珂湊（茨城）2032年09月20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
9/20 00:00	71.2	↑3.3
9/20 00:10	74.6	↑3.4
9/20 00:20	78.2	↑3.6
9/20 00:30	81.9	↑3.7
9/20 00:40	85.7	↑3.8
9/20 00:50	89.6	↑3.9
9/20 01:00	93.5	↑3.9
9/20 01:10	97.4	↑3.9
9/20 01:20	101.3	↑3.9
9/20 01:30	105.1	↑3.8
9/20 01:40	108.9	↑3.8
9/20 01:50	112.6	↑3.7
9/20 02:00	116.1	↑3.5
9/20 02:10	119.6	↑3.5
9/20 02:20	122.8	↑3.2
9/20 02:30	125.9	↑3.1
9/20 02:40	128.7	↑2.8
9/20 02:50	131.4	↑2.7
9/20 03:00	133.7	↑2.3
9/20 03:10	135.8	↑2.1
9/20 03:20	137.6	↑1.8
9/20 03:30	139.1	↑1.5
9/20 03:40	140.3	↑1.2
9/20 03:50	141.2	↑0.9
9/20 04:00	141.7	↑0.5
9/20 04:10	141.9	↑0.2	満潮
9/20 04:20	141.8	↓-0.1
9/20 04:30	141.3	↓-0.5
9/20 04:40	140.5	↓-0.8
9/20 04:50	139.3	↓-1.2
9/20 05:00	137.8	↓-1.5
9/20 05:10	136.0	↓-1.8
9/20 05:20	133.9	↓-2.1
9/20 05:30	131.4	↓-2.5
9/20 05:40	128.7	↓-2.7
9/20 05:50	125.8	↓-2.9
9/20 06:00	122.6	↓-3.2
9/20 06:10	119.1	↓-3.5
9/20 06:20	115.5	↓-3.6
9/20 06:30	111.7	↓-3.8
9/20 06:40	107.8	↓-3.9
9/20 06:50	103.8	↓-4.0
9/20 07:00	99.7	↓-4.1
9/20 07:10	95.5	↓-4.2	最大潮位差
9/20 07:20	91.3	↓-4.2	最大潮位差
9/20 07:30	87.1	↓-4.2	最大潮位差
9/20 07:40	83.0	↓-4.1
9/20 07:50	78.9	↓-4.1
9/20 08:00	75.0	↓-3.9
9/20 08:10	71.1	↓-3.9
9/20 08:20	67.5	↓-3.6
9/20 08:30	64.0	↓-3.5
9/20 08:40	60.7	↓-3.3
9/20 08:50	57.6	↓-3.1
9/20 09:00	54.8	↓-2.8
9/20 09:10	52.3	↓-2.5
9/20 09:20	50.0	↓-2.3
9/20 09:30	48.1	↓-1.9
9/20 09:40	46.5	↓-1.6
9/20 09:50	45.2	↓-1.3
9/20 10:00	44.2	↓-1.0
9/20 10:10	43.6	↓-0.6
9/20 10:20	43.3	↓-0.3	干潮
9/20 10:30	43.3	0
9/20 10:40	43.7	↑0.4
9/20 10:50	44.4	↑0.7
9/20 11:00	45.4	↑1.0
9/20 11:10	46.8	↑1.4
9/20 11:20	48.4	↑1.6
9/20 11:30	50.3	↑1.9
9/20 11:40	52.5	↑2.2
9/20 11:50	55.0	↑2.5
9/20 12:00	57.7	↑2.7
9/20 12:10	60.6	↑2.9
9/20 12:20	63.7	↑3.1
9/20 12:30	67.0	↑3.3
9/20 12:40	70.4	↑3.4
9/20 12:50	74.0	↑3.6
9/20 13:00	77.7	↑3.7
9/20 13:10	81.4	↑3.7
9/20 13:20	85.2	↑3.8
9/20 13:30	89.0	↑3.8
9/20 13:40	92.8	↑3.8
9/20 13:50	96.5	↑3.7
9/20 14:00	100.2	↑3.7
9/20 14:10	103.8	↑3.6
9/20 14:20	107.3	↑3.5
9/20 14:30	110.7	↑3.4
9/20 14:40	113.9	↑3.2
9/20 14:50	117.0	↑3.1
9/20 15:00	119.8	↑2.8
9/20 15:10	122.4	↑2.6
9/20 15:20	124.7	↑2.3
9/20 15:30	126.8	↑2.1
9/20 15:40	128.6	↑1.8
9/20 15:50	130.1	↑1.5
9/20 16:00	131.3	↑1.2
9/20 16:10	132.2	↑0.9
9/20 16:20	132.7	↑0.5
9/20 16:30	132.9	↑0.2	満潮
9/20 16:40	132.8	↓-0.1
9/20 16:50	132.4	↓-0.4
9/20 17:00	131.6	↓-0.8
9/20 17:10	130.4	↓-1.2
9/20 17:20	129.0	↓-1.4
9/20 17:30	127.2	↓-1.8
9/20 17:40	125.1	↓-2.1
9/20 17:50	122.7	↓-2.4
9/20 18:00	120.1	↓-2.6
9/20 18:10	117.2	↓-2.9
9/20 18:20	114.0	↓-3.2
9/20 18:30	110.7	↓-3.3
9/20 18:40	107.1	↓-3.6
9/20 18:50	103.4	↓-3.7
9/20 19:00	99.6	↓-3.8
9/20 19:10	95.6	↓-4.0
9/20 19:20	91.6	↓-4.0
9/20 19:30	87.6	↓-4.0
9/20 19:40	83.5	↓-4.1
9/20 19:50	79.4	↓-4.1
9/20 20:00	75.4	↓-4.0
9/20 20:10	71.5	↓-3.9
9/20 20:20	67.7	↓-3.8
9/20 20:30	64.0	↓-3.7
9/20 20:40	60.5	↓-3.5
9/20 20:50	57.2	↓-3.3
9/20 21:00	54.2	↓-3.0
9/20 21:10	51.3	↓-2.9
9/20 21:20	48.7	↓-2.6
9/20 21:30	46.4	↓-2.3
9/20 21:40	44.4	↓-2.0
9/20 21:50	42.7	↓-1.7
9/20 22:00	41.4	↓-1.3
9/20 22:10	40.3	↓-1.1
9/20 22:20	39.6	↓-0.7
9/20 22:30	39.3	↓-0.3	干潮
9/20 22:40	39.2	↓-0.1
9/20 22:50	39.6	↑0.4
9/20 23:00	40.3	↑0.7
9/20 23:10	41.3	↑1.0
9/20 23:20	42.6	↑1.3
9/20 23:30	44.3	↑1.7
9/20 23:40	46.2	↑1.9
9/20 23:50	48.5	↑2.3