20 (金)	11:43	06:16	23:51	17:08
	88cm	60cm	118cm	63cm
若潮 出 04:21 入 18:59 出 13:26 入 00:38

那珂湊（茨城）2059年06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
6/20 00:00	113.5	↓-0.7
6/20 00:10	112.6	↓-0.9
6/20 00:20	111.5	↓-1.1
6/20 00:30	110.3	↓-1.2
6/20 00:40	109.0	↓-1.3
6/20 00:50	107.6	↓-1.4
6/20 01:00	106.0	↓-1.6
6/20 01:10	104.3	↓-1.7
6/20 01:20	102.6	↓-1.7
6/20 01:30	100.7	↓-1.9
6/20 01:40	98.8	↓-1.9
6/20 01:50	96.9	↓-1.9
6/20 02:00	94.8	↓-2.1
6/20 02:10	92.8	↓-2.0
6/20 02:20	90.7	↓-2.1
6/20 02:30	88.7	↓-2.0
6/20 02:40	86.6	↓-2.1
6/20 02:50	84.5	↓-2.1
6/20 03:00	82.5	↓-2.0
6/20 03:10	80.5	↓-2.0
6/20 03:20	78.6	↓-1.9
6/20 03:30	76.7	↓-1.9
6/20 03:40	74.8	↓-1.9
6/20 03:50	73.1	↓-1.7
6/20 04:00	71.4	↓-1.7
6/20 04:10	69.8	↓-1.6
6/20 04:20	68.3	↓-1.5
6/20 04:30	66.9	↓-1.4
6/20 04:40	65.6	↓-1.3
6/20 04:50	64.4	↓-1.2
6/20 05:00	63.4	↓-1.0
6/20 05:10	62.4	↓-1.0
6/20 05:20	61.6	↓-0.8
6/20 05:30	61.0	↓-0.6
6/20 05:40	60.4	↓-0.6
6/20 05:50	60.0	↓-0.4
6/20 06:00	59.7	↓-0.3
6/20 06:10	59.6	↓-0.1	干潮
6/20 06:20	59.6	0
6/20 06:30	59.7	↑0.1
6/20 06:40	60.0	↑0.3
6/20 06:50	60.4	↑0.4
6/20 07:00	60.9	↑0.5
6/20 07:10	61.5	↑0.6
6/20 07:20	62.3	↑0.8
6/20 07:30	63.1	↑0.8
6/20 07:40	64.1	↑1.0
6/20 07:50	65.1	↑1.0
6/20 08:00	66.2	↑1.1
6/20 08:10	67.4	↑1.2
6/20 08:20	68.7	↑1.3
6/20 08:30	70.0	↑1.3
6/20 08:40	71.3	↑1.3
6/20 08:50	72.6	↑1.3
6/20 09:00	74.0	↑1.4
6/20 09:10	75.4	↑1.4
6/20 09:20	76.7	↑1.3
6/20 09:30	78.0	↑1.3
6/20 09:40	79.3	↑1.3
6/20 09:50	80.5	↑1.2
6/20 10:00	81.7	↑1.2
6/20 10:10	82.7	↑1.0
6/20 10:20	83.7	↑1.0
6/20 10:30	84.6	↑0.9
6/20 10:40	85.4	↑0.8
6/20 10:50	86.1	↑0.7
6/20 11:00	86.7	↑0.6
6/20 11:10	87.2	↑0.5
6/20 11:20	87.5	↑0.3
6/20 11:30	87.7	↑0.2
6/20 11:40	87.8	↑0.1	満潮
6/20 11:50	87.8	0
6/20 12:00	87.6	↓-0.2
6/20 12:10	87.3	↓-0.3
6/20 12:20	86.9	↓-0.4
6/20 12:30	86.4	↓-0.5
6/20 12:40	85.8	↓-0.6
6/20 12:50	85.1	↓-0.7
6/20 13:00	84.3	↓-0.8
6/20 13:10	83.4	↓-0.9
6/20 13:20	82.5	↓-0.9
6/20 13:30	81.4	↓-1.1
6/20 13:40	80.4	↓-1.0
6/20 13:50	79.2	↓-1.2
6/20 14:00	78.1	↓-1.1
6/20 14:10	76.9	↓-1.2
6/20 14:20	75.7	↓-1.2
6/20 14:30	74.5	↓-1.2
6/20 14:40	73.3	↓-1.2
6/20 14:50	72.1	↓-1.2
6/20 15:00	71.0	↓-1.1
6/20 15:10	69.9	↓-1.1
6/20 15:20	68.8	↓-1.1
6/20 15:30	67.8	↓-1.0
6/20 15:40	66.9	↓-0.9
6/20 15:50	66.0	↓-0.9
6/20 16:00	65.2	↓-0.8
6/20 16:10	64.5	↓-0.7
6/20 16:20	63.9	↓-0.6
6/20 16:30	63.4	↓-0.5
6/20 16:40	63.0	↓-0.4
6/20 16:50	62.8	↓-0.2
6/20 17:00	62.6	↓-0.2	干潮
6/20 17:10	62.6	0
6/20 17:20	62.7	↑0.1
6/20 17:30	62.9	↑0.2
6/20 17:40	63.3	↑0.4
6/20 17:50	63.8	↑0.5
6/20 18:00	64.4	↑0.6
6/20 18:10	65.2	↑0.8
6/20 18:20	66.1	↑0.9
6/20 18:30	67.1	↑1.0
6/20 18:40	68.3	↑1.2
6/20 18:50	69.6	↑1.3
6/20 19:00	71.0	↑1.4
6/20 19:10	72.5	↑1.5
6/20 19:20	74.2	↑1.7
6/20 19:30	75.9	↑1.7
6/20 19:40	77.8	↑1.9
6/20 19:50	79.7	↑1.9
6/20 20:00	81.7	↑2.0
6/20 20:10	83.8	↑2.1
6/20 20:20	85.9	↑2.1
6/20 20:30	88.1	↑2.2	最大潮位差
6/20 20:40	90.2	↑2.1
6/20 20:50	92.4	↑2.2	最大潮位差
6/20 21:00	94.6	↑2.2	最大潮位差
6/20 21:10	96.8	↑2.2	最大潮位差
6/20 21:20	98.9	↑2.1
6/20 21:30	101.0	↑2.1
6/20 21:40	103.0	↑2.0
6/20 21:50	104.9	↑1.9
6/20 22:00	106.8	↑1.9
6/20 22:10	108.5	↑1.7
6/20 22:20	110.1	↑1.6
6/20 22:30	111.6	↑1.5
6/20 22:40	112.9	↑1.3
6/20 22:50	114.1	↑1.2
6/20 23:00	115.1	↑1.0
6/20 23:10	116.0	↑0.9
6/20 23:20	116.6	↑0.6
6/20 23:30	117.1	↑0.5
6/20 23:40	117.4	↑0.3
6/20 23:50	117.5	↑0.1	満潮