06 (火)	06:44	11:55	17:42	-
	121cm	78cm	127cm	-
中潮 出 05:37 入 17:15 出 19:45 入 09:16

那珂湊（茨城）2020年10月06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
10/6 00:00	36.4	↓-0.1
10/6 00:10	36.6	↑0.2
10/6 00:20	37.1	↑0.5
10/6 00:30	37.9	↑0.8
10/6 00:40	38.9	↑1.0
10/6 00:50	40.2	↑1.3
10/6 01:00	41.7	↑1.5
10/6 01:10	43.4	↑1.7
10/6 01:20	45.4	↑2.0
10/6 01:30	47.6	↑2.2
10/6 01:40	49.9	↑2.3
10/6 01:50	52.4	↑2.5
10/6 02:00	55.1	↑2.7
10/6 02:10	57.9	↑2.8
10/6 02:20	60.8	↑2.9
10/6 02:30	63.8	↑3.0
10/6 02:40	67.0	↑3.2
10/6 02:50	70.1	↑3.1
10/6 03:00	73.3	↑3.2
10/6 03:10	76.5	↑3.2
10/6 03:20	79.8	↑3.3
10/6 03:30	83.0	↑3.2
10/6 03:40	86.2	↑3.2
10/6 03:50	89.3	↑3.1
10/6 04:00	92.4	↑3.1
10/6 04:10	95.4	↑3.0
10/6 04:20	98.3	↑2.9
10/6 04:30	101.1	↑2.8
10/6 04:40	103.7	↑2.6
10/6 04:50	106.2	↑2.5
10/6 05:00	108.5	↑2.3
10/6 05:10	110.7	↑2.2
10/6 05:20	112.7	↑2.0
10/6 05:30	114.4	↑1.7
10/6 05:40	116.0	↑1.6
10/6 05:50	117.3	↑1.3
10/6 06:00	118.4	↑1.1
10/6 06:10	119.3	↑0.9
10/6 06:20	120.0	↑0.7
10/6 06:30	120.4	↑0.4
10/6 06:40	120.6	↑0.2	満潮
10/6 06:50	120.5	↓-0.1
10/6 07:00	120.3	↓-0.2
10/6 07:10	119.7	↓-0.6
10/6 07:20	119.0	↓-0.7
10/6 07:30	118.1	↓-0.9
10/6 07:40	116.9	↓-1.2
10/6 07:50	115.6	↓-1.3
10/6 08:00	114.1	↓-1.5
10/6 08:10	112.4	↓-1.7
10/6 08:20	110.6	↓-1.8
10/6 08:30	108.7	↓-1.9
10/6 08:40	106.7	↓-2.0
10/6 08:50	104.6	↓-2.1
10/6 09:00	102.5	↓-2.1
10/6 09:10	100.3	↓-2.2
10/6 09:20	98.1	↓-2.2
10/6 09:30	95.9	↓-2.2
10/6 09:40	93.8	↓-2.1
10/6 09:50	91.7	↓-2.1
10/6 10:00	89.6	↓-2.1
10/6 10:10	87.7	↓-1.9
10/6 10:20	85.9	↓-1.8
10/6 10:30	84.2	↓-1.7
10/6 10:40	82.7	↓-1.5
10/6 10:50	81.3	↓-1.4
10/6 11:00	80.1	↓-1.2
10/6 11:10	79.1	↓-1.0
10/6 11:20	78.3	↓-0.8
10/6 11:30	77.7	↓-0.6
10/6 11:40	77.3	↓-0.4
10/6 11:50	77.1	↓-0.2	干潮
10/6 12:00	77.1	0
10/6 12:10	77.3	↑0.2
10/6 12:20	77.7	↑0.4
10/6 12:30	78.4	↑0.7
10/6 12:40	79.2	↑0.8
10/6 12:50	80.2	↑1.0
10/6 13:00	81.3	↑1.1
10/6 13:10	82.7	↑1.4
10/6 13:20	84.2	↑1.5
10/6 13:30	85.8	↑1.6
10/6 13:40	87.5	↑1.7
10/6 13:50	89.4	↑1.9
10/6 14:00	91.3	↑1.9
10/6 14:10	93.4	↑2.1
10/6 14:20	95.5	↑2.1
10/6 14:30	97.6	↑2.1
10/6 14:40	99.8	↑2.2
10/6 14:50	101.9	↑2.1
10/6 15:00	104.1	↑2.2
10/6 15:10	106.3	↑2.2
10/6 15:20	108.4	↑2.1
10/6 15:30	110.5	↑2.1
10/6 15:40	112.5	↑2.0
10/6 15:50	114.4	↑1.9
10/6 16:00	116.2	↑1.8
10/6 16:10	117.9	↑1.7
10/6 16:20	119.5	↑1.6
10/6 16:30	121.0	↑1.5
10/6 16:40	122.3	↑1.3
10/6 16:50	123.4	↑1.1
10/6 17:00	124.3	↑0.9
10/6 17:10	125.1	↑0.8
10/6 17:20	125.7	↑0.6
10/6 17:30	126.0	↑0.3
10/6 17:40	126.2	↑0.2	満潮
10/6 17:50	126.1	↓-0.1
10/6 18:00	125.8	↓-0.3
10/6 18:10	125.2	↓-0.6
10/6 18:20	124.5	↓-0.7
10/6 18:30	123.4	↓-1.1
10/6 18:40	122.2	↓-1.2
10/6 18:50	120.7	↓-1.5
10/6 19:00	119.0	↓-1.7
10/6 19:10	117.0	↓-2.0
10/6 19:20	114.9	↓-2.1
10/6 19:30	112.5	↓-2.4
10/6 19:40	109.9	↓-2.6
10/6 19:50	107.1	↓-2.8
10/6 20:00	104.2	↓-2.9
10/6 20:10	101.1	↓-3.1
10/6 20:20	97.9	↓-3.2
10/6 20:30	94.5	↓-3.4
10/6 20:40	91.1	↓-3.4
10/6 20:50	87.5	↓-3.6	最大潮位差
10/6 21:00	83.9	↓-3.6	最大潮位差
10/6 21:10	80.3	↓-3.6	最大潮位差
10/6 21:20	76.7	↓-3.6	最大潮位差
10/6 21:30	73.1	↓-3.6	最大潮位差
10/6 21:40	69.5	↓-3.6	最大潮位差
10/6 21:50	66.0	↓-3.5
10/6 22:00	62.6	↓-3.4
10/6 22:10	59.3	↓-3.3
10/6 22:20	56.1	↓-3.2
10/6 22:30	53.1	↓-3.0
10/6 22:40	50.3	↓-2.8
10/6 22:50	47.6	↓-2.7
10/6 23:00	45.2	↓-2.4
10/6 23:10	43.0	↓-2.2
10/6 23:20	41.0	↓-2.0
10/6 23:30	39.3	↓-1.7
10/6 23:40	37.8	↓-1.5
10/6 23:50	36.6	↓-1.2