07 (水)	07:30	00:30	17:59	12:18
	117cm	35cm	126cm	86cm
中潮 出 05:38 入 17:14 出 20:23 入 10:14

那珂湊（茨城）2020年10月07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
10/7 00:00	35.7	↓-0.9
10/7 00:10	35.0	↓-0.7
10/7 00:20	34.6	↓-0.4	干潮
10/7 00:30	34.5	↓-0.1	干潮
10/7 00:40	34.7	↑0.2
10/7 00:50	35.1	↑0.4
10/7 01:00	35.8	↑0.7
10/7 01:10	36.7	↑0.9
10/7 01:20	37.8	↑1.1
10/7 01:30	39.2	↑1.4
10/7 01:40	40.8	↑1.6
10/7 01:50	42.6	↑1.8
10/7 02:00	44.6	↑2.0
10/7 02:10	46.8	↑2.2
10/7 02:20	49.1	↑2.3
10/7 02:30	51.6	↑2.5
10/7 02:40	54.2	↑2.6
10/7 02:50	56.9	↑2.7
10/7 03:00	59.7	↑2.8
10/7 03:10	62.6	↑2.9
10/7 03:20	65.6	↑3.0
10/7 03:30	68.6	↑3.0
10/7 03:40	71.6	↑3.0
10/7 03:50	74.6	↑3.0
10/7 04:00	77.6	↑3.0
10/7 04:10	80.6	↑3.0
10/7 04:20	83.6	↑3.0
10/7 04:30	86.5	↑2.9
10/7 04:40	89.4	↑2.9
10/7 04:50	92.2	↑2.8
10/7 05:00	94.8	↑2.6
10/7 05:10	97.4	↑2.6
10/7 05:20	99.9	↑2.5
10/7 05:30	102.2	↑2.3
10/7 05:40	104.4	↑2.2
10/7 05:50	106.4	↑2.0
10/7 06:00	108.2	↑1.8
10/7 06:10	109.9	↑1.7
10/7 06:20	111.4	↑1.5
10/7 06:30	112.7	↑1.3
10/7 06:40	113.8	↑1.1
10/7 06:50	114.7	↑0.9
10/7 07:00	115.4	↑0.7
10/7 07:10	115.9	↑0.5
10/7 07:20	116.1	↑0.2	満潮
10/7 07:30	116.2	↑0.1	満潮
10/7 07:40	116.1	↓-0.1
10/7 07:50	115.8	↓-0.3
10/7 08:00	115.3	↓-0.5
10/7 08:10	114.6	↓-0.7
10/7 08:20	113.7	↓-0.9
10/7 08:30	112.7	↓-1.0
10/7 08:40	111.5	↓-1.2
10/7 08:50	110.3	↓-1.2
10/7 09:00	108.9	↓-1.4
10/7 09:10	107.4	↓-1.5
10/7 09:20	105.8	↓-1.6
10/7 09:30	104.2	↓-1.6
10/7 09:40	102.5	↓-1.7
10/7 09:50	100.9	↓-1.6
10/7 10:00	99.2	↓-1.7
10/7 10:10	97.5	↓-1.7
10/7 10:20	95.9	↓-1.6
10/7 10:30	94.4	↓-1.5
10/7 10:40	92.9	↓-1.5
10/7 10:50	91.5	↓-1.4
10/7 11:00	90.2	↓-1.3
10/7 11:10	89.1	↓-1.1
10/7 11:20	88.0	↓-1.1
10/7 11:30	87.2	↓-0.8
10/7 11:40	86.4	↓-0.8
10/7 11:50	85.9	↓-0.5
10/7 12:00	85.5	↓-0.4
10/7 12:10	85.3	↓-0.2	干潮
10/7 12:20	85.2	↓-0.1
10/7 12:30	85.4	↑0.2
10/7 12:40	85.7	↑0.3
10/7 12:50	86.1	↑0.4
10/7 13:00	86.8	↑0.7
10/7 13:10	87.6	↑0.8
10/7 13:20	88.5	↑0.9
10/7 13:30	89.6	↑1.1
10/7 13:40	90.8	↑1.2
10/7 13:50	92.2	↑1.4
10/7 14:00	93.6	↑1.4
10/7 14:10	95.1	↑1.5
10/7 14:20	96.7	↑1.6
10/7 14:30	98.4	↑1.7
10/7 14:40	100.2	↑1.8
10/7 14:50	101.9	↑1.7
10/7 15:00	103.7	↑1.8
10/7 15:10	105.5	↑1.8
10/7 15:20	107.3	↑1.8
10/7 15:30	109.1	↑1.8
10/7 15:40	110.9	↑1.8
10/7 15:50	112.6	↑1.7
10/7 16:00	114.3	↑1.7
10/7 16:10	115.8	↑1.5
10/7 16:20	117.3	↑1.5
10/7 16:30	118.7	↑1.4
10/7 16:40	120.0	↑1.3
10/7 16:50	121.2	↑1.2
10/7 17:00	122.3	↑1.1
10/7 17:10	123.2	↑0.9
10/7 17:20	123.9	↑0.7
10/7 17:30	124.5	↑0.6
10/7 17:40	124.9	↑0.4
10/7 17:50	125.2	↑0.3	満潮
10/7 18:00	125.3	↑0.1
10/7 18:10	125.1	↓-0.2
10/7 18:20	124.8	↓-0.3
10/7 18:30	124.3	↓-0.5
10/7 18:40	123.6	↓-0.7
10/7 18:50	122.6	↓-1.0
10/7 19:00	121.5	↓-1.1
10/7 19:10	120.1	↓-1.4
10/7 19:20	118.5	↓-1.6
10/7 19:30	116.8	↓-1.7
10/7 19:40	114.8	↓-2.0
10/7 19:50	112.6	↓-2.2
10/7 20:00	110.3	↓-2.3
10/7 20:10	107.7	↓-2.6
10/7 20:20	105.1	↓-2.6
10/7 20:30	102.2	↓-2.9
10/7 20:40	99.2	↓-3.0
10/7 20:50	96.1	↓-3.1
10/7 21:00	92.9	↓-3.2
10/7 21:10	89.6	↓-3.3
10/7 21:20	86.2	↓-3.4
10/7 21:30	82.7	↓-3.5	最大潮位差
10/7 21:40	79.3	↓-3.4
10/7 21:50	75.8	↓-3.5	最大潮位差
10/7 22:00	72.3	↓-3.5	最大潮位差
10/7 22:10	68.9	↓-3.4
10/7 22:20	65.5	↓-3.4
10/7 22:30	62.3	↓-3.2
10/7 22:40	59.1	↓-3.2
10/7 22:50	56.0	↓-3.1
10/7 23:00	53.1	↓-2.9
10/7 23:10	50.3	↓-2.8
10/7 23:20	47.7	↓-2.6
10/7 23:30	45.3	↓-2.4
10/7 23:40	43.1	↓-2.2
10/7 23:50	41.1	↓-2.0