11 (日)	13:11	05:41	23:39	19:05
	116cm	49cm	106cm	89cm
若潮 出 05:41 入 17:09 出 14:22 入 00:20

那珂湊（茨城）2054年10月11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
10/11 00:00	97.7	↓-1.3
10/11 00:10	96.3	↓-1.4
10/11 00:20	94.8	↓-1.5
10/11 00:30	93.2	↓-1.6
10/11 00:40	91.5	↓-1.7
10/11 00:50	89.7	↓-1.8
10/11 01:00	87.9	↓-1.8
10/11 01:10	86.1	↓-1.8
10/11 01:20	84.2	↓-1.9
10/11 01:30	82.2	↓-2.0
10/11 01:40	80.3	↓-1.9
10/11 01:50	78.3	↓-2.0
10/11 02:00	76.3	↓-2.0
10/11 02:10	74.3	↓-2.0
10/11 02:20	72.4	↓-1.9
10/11 02:30	70.4	↓-2.0
10/11 02:40	68.5	↓-1.9
10/11 02:50	66.6	↓-1.9
10/11 03:00	64.8	↓-1.8
10/11 03:10	63.1	↓-1.7
10/11 03:20	61.4	↓-1.7
10/11 03:30	59.7	↓-1.7
10/11 03:40	58.2	↓-1.5
10/11 03:50	56.8	↓-1.4
10/11 04:00	55.4	↓-1.4
10/11 04:10	54.1	↓-1.3
10/11 04:20	53.0	↓-1.1
10/11 04:30	52.0	↓-1.0
10/11 04:40	51.0	↓-1.0
10/11 04:50	50.3	↓-0.7
10/11 05:00	49.6	↓-0.7
10/11 05:10	49.1	↓-0.5
10/11 05:20	48.7	↓-0.4
10/11 05:30	48.5	↓-0.2
10/11 05:40	48.4	↓-0.1	干潮
10/11 05:50	48.5	↑0.1
10/11 06:00	48.7	↑0.2
10/11 06:10	49.1	↑0.4
10/11 06:20	49.7	↑0.6
10/11 06:30	50.4	↑0.7
10/11 06:40	51.3	↑0.9
10/11 06:50	52.3	↑1.0
10/11 07:00	53.5	↑1.2
10/11 07:10	54.8	↑1.3
10/11 07:20	56.3	↑1.5
10/11 07:30	57.9	↑1.6
10/11 07:40	59.6	↑1.7
10/11 07:50	61.5	↑1.9
10/11 08:00	63.4	↑1.9
10/11 08:10	65.5	↑2.1
10/11 08:20	67.7	↑2.2
10/11 08:30	69.9	↑2.2
10/11 08:40	72.2	↑2.3
10/11 08:50	74.6	↑2.4
10/11 09:00	77.0	↑2.4
10/11 09:10	79.4	↑2.4
10/11 09:20	81.9	↑2.5	最大潮位差
10/11 09:30	84.3	↑2.4
10/11 09:40	86.8	↑2.5	最大潮位差
10/11 09:50	89.2	↑2.4
10/11 10:00	91.5	↑2.3
10/11 10:10	93.8	↑2.3
10/11 10:20	96.1	↑2.3
10/11 10:30	98.2	↑2.1
10/11 10:40	100.3	↑2.1
10/11 10:50	102.2	↑1.9
10/11 11:00	104.1	↑1.9
10/11 11:10	105.8	↑1.7
10/11 11:20	107.4	↑1.6
10/11 11:30	108.9	↑1.5
10/11 11:40	110.2	↑1.3
10/11 11:50	111.4	↑1.2
10/11 12:00	112.4	↑1.0
10/11 12:10	113.3	↑0.9
10/11 12:20	114.1	↑0.8
10/11 12:30	114.7	↑0.6
10/11 12:40	115.2	↑0.5
10/11 12:50	115.5	↑0.3
10/11 13:00	115.7	↑0.2
10/11 13:10	115.8	↑0.1	満潮
10/11 13:20	115.7	↓-0.1
10/11 13:30	115.5	↓-0.2
10/11 13:40	115.2	↓-0.3
10/11 13:50	114.8	↓-0.4
10/11 14:00	114.3	↓-0.5
10/11 14:10	113.6	↓-0.7
10/11 14:20	112.9	↓-0.7
10/11 14:30	112.1	↓-0.8
10/11 14:40	111.2	↓-0.9
10/11 14:50	110.3	↓-0.9
10/11 15:00	109.3	↓-1.0
10/11 15:10	108.2	↓-1.1
10/11 15:20	107.1	↓-1.1
10/11 15:30	106.0	↓-1.1
10/11 15:40	104.8	↓-1.2
10/11 15:50	103.6	↓-1.2
10/11 16:00	102.5	↓-1.1
10/11 16:10	101.3	↓-1.2
10/11 16:20	100.1	↓-1.2
10/11 16:30	98.9	↓-1.2
10/11 16:40	97.7	↓-1.2
10/11 16:50	96.6	↓-1.1
10/11 17:00	95.5	↓-1.1
10/11 17:10	94.5	↓-1.0
10/11 17:20	93.5	↓-1.0
10/11 17:30	92.6	↓-0.9
10/11 17:40	91.8	↓-0.8
10/11 17:50	91.0	↓-0.8
10/11 18:00	90.3	↓-0.7
10/11 18:10	89.8	↓-0.5
10/11 18:20	89.3	↓-0.5
10/11 18:30	88.9	↓-0.4
10/11 18:40	88.6	↓-0.3
10/11 18:50	88.4	↓-0.2
10/11 19:00	88.3	↓-0.1	干潮
10/11 19:10	88.3	0
10/11 19:20	88.4	↑0.1
10/11 19:30	88.6	↑0.2
10/11 19:40	89.0	↑0.4
10/11 19:50	89.4	↑0.4
10/11 20:00	89.9	↑0.5
10/11 20:10	90.5	↑0.6
10/11 20:20	91.2	↑0.7
10/11 20:30	91.9	↑0.7
10/11 20:40	92.7	↑0.8
10/11 20:50	93.6	↑0.9
10/11 21:00	94.5	↑0.9
10/11 21:10	95.4	↑0.9
10/11 21:20	96.4	↑1.0
10/11 21:30	97.3	↑0.9
10/11 21:40	98.3	↑1.0
10/11 21:50	99.2	↑0.9
10/11 22:00	100.1	↑0.9
10/11 22:10	101.0	↑0.9
10/11 22:20	101.8	↑0.8
10/11 22:30	102.5	↑0.7
10/11 22:40	103.2	↑0.7
10/11 22:50	103.8	↑0.6
10/11 23:00	104.3	↑0.5
10/11 23:10	104.7	↑0.4
10/11 23:20	104.9	↑0.2
10/11 23:30	105.1	↑0.2	満潮
10/11 23:40	105.1	0
10/11 23:50	105.1	0