7 (火)	04:19	10:17	16:26	22:37
	128cm	52cm	130cm	44cm
大潮 出 05:38 入 17:15 出 05:52 入 17:38

那珂湊（茨城）2059年10月7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	66.8	↑2.6
10/7 00:10	69.5	↑2.7
10/7 00:20	72.4	↑2.9
10/7 00:30	75.4	↑3.0
10/7 00:40	78.5	↑3.1
10/7 00:50	81.7	↑3.2
10/7 01:00	84.9	↑3.2
10/7 01:10	88.1	↑3.2
10/7 01:20	91.4	↑3.3
10/7 01:30	94.6	↑3.2
10/7 01:40	97.8	↑3.2
10/7 01:50	100.9	↑3.1
10/7 02:00	104.0	↑3.1
10/7 02:10	106.9	↑2.9
10/7 02:20	109.7	↑2.8
10/7 02:30	112.4	↑2.7
10/7 02:40	114.9	↑2.5
10/7 02:50	117.3	↑2.4
10/7 03:00	119.4	↑2.1
10/7 03:10	121.3	↑1.9
10/7 03:20	123.0	↑1.7
10/7 03:30	124.4	↑1.4
10/7 03:40	125.6	↑1.2
10/7 03:50	126.5	↑0.9
10/7 04:00	127.1	↑0.6
10/7 04:10	127.5	↑0.4	満潮
10/7 04:20	127.6	↑0.1
10/7 04:30	127.4	↓-0.2
10/7 04:40	126.9	↓-0.5
10/7 04:50	126.1	↓-0.8
10/7 05:00	125.0	↓-1.1
10/7 05:10	123.7	↓-1.3
10/7 05:20	122.1	↓-1.6
10/7 05:30	120.3	↓-1.8
10/7 05:40	118.2	↓-2.1
10/7 05:50	115.9	↓-2.3
10/7 06:00	113.4	↓-2.5
10/7 06:10	110.7	↓-2.7
10/7 06:20	107.8	↓-2.9
10/7 06:30	104.8	↓-3.0
10/7 06:40	101.7	↓-3.1
10/7 06:50	98.5	↓-3.2
10/7 07:00	95.2	↓-3.3
10/7 07:10	91.9	↓-3.3
10/7 07:20	88.5	↓-3.4
10/7 07:30	85.2	↓-3.3
10/7 07:40	81.9	↓-3.3
10/7 07:50	78.6	↓-3.3
10/7 08:00	75.4	↓-3.2
10/7 08:10	72.4	↓-3.0
10/7 08:20	69.4	↓-3.0
10/7 08:30	66.7	↓-2.7
10/7 08:40	64.1	↓-2.6
10/7 08:50	61.7	↓-2.4
10/7 09:00	59.5	↓-2.2
10/7 09:10	57.5	↓-2.0
10/7 09:20	55.8	↓-1.7
10/7 09:30	54.4	↓-1.4
10/7 09:40	53.2	↓-1.2
10/7 09:50	52.3	↓-0.9
10/7 10:00	51.7	↓-0.6
10/7 10:10	51.4	↓-0.3	干潮
10/7 10:20	51.3	↓-0.1
10/7 10:30	51.6	↑0.3
10/7 10:40	52.1	↑0.5
10/7 10:50	52.9	↑0.8
10/7 11:00	54.0	↑1.1
10/7 11:10	55.3	↑1.3
10/7 11:20	56.9	↑1.6
10/7 11:30	58.7	↑1.8
10/7 11:40	60.8	↑2.1
10/7 11:50	63.1	↑2.3
10/7 12:00	65.5	↑2.4
10/7 12:10	68.2	↑2.7
10/7 12:20	71.0	↑2.8
10/7 12:30	73.9	↑2.9
10/7 12:40	76.9	↑3.0
10/7 12:50	80.1	↑3.2
10/7 13:00	83.3	↑3.2
10/7 13:10	86.6	↑3.3
10/7 13:20	89.8	↑3.2
10/7 13:30	93.1	↑3.3
10/7 13:40	96.4	↑3.3
10/7 13:50	99.6	↑3.2
10/7 14:00	102.8	↑3.2
10/7 14:10	105.9	↑3.1
10/7 14:20	108.9	↑3.0
10/7 14:30	111.7	↑2.8
10/7 14:40	114.4	↑2.7
10/7 14:50	116.9	↑2.5
10/7 15:00	119.3	↑2.4
10/7 15:10	121.4	↑2.1
10/7 15:20	123.3	↑1.9
10/7 15:30	125.0	↑1.7
10/7 15:40	126.4	↑1.4
10/7 15:50	127.5	↑1.1
10/7 16:00	128.4	↑0.9
10/7 16:10	129.0	↑0.6
10/7 16:20	129.3	↑0.3	満潮
10/7 16:30	129.3	0
10/7 16:40	129.1	↓-0.2
10/7 16:50	128.5	↓-0.6
10/7 17:00	127.6	↓-0.9
10/7 17:10	126.4	↓-1.2
10/7 17:20	125.0	↓-1.4
10/7 17:30	123.3	↓-1.7
10/7 17:40	121.3	↓-2.0
10/7 17:50	119.0	↓-2.3
10/7 18:00	116.5	↓-2.5
10/7 18:10	113.8	↓-2.7
10/7 18:20	110.9	↓-2.9
10/7 18:30	107.8	↓-3.1
10/7 18:40	104.5	↓-3.3
10/7 18:50	101.2	↓-3.3
10/7 19:00	97.7	↓-3.5
10/7 19:10	94.1	↓-3.6
10/7 19:20	90.4	↓-3.7	最大潮位差
10/7 19:30	86.7	↓-3.7	最大潮位差
10/7 19:40	83.1	↓-3.6
10/7 19:50	79.4	↓-3.7	最大潮位差
10/7 20:00	75.8	↓-3.6
10/7 20:10	72.2	↓-3.6
10/7 20:20	68.8	↓-3.4
10/7 20:30	65.5	↓-3.3
10/7 20:40	62.4	↓-3.1
10/7 20:50	59.4	↓-3.0
10/7 21:00	56.6	↓-2.8
10/7 21:10	54.1	↓-2.5
10/7 21:20	51.8	↓-2.3
10/7 21:30	49.7	↓-2.1
10/7 21:40	47.9	↓-1.8
10/7 21:50	46.4	↓-1.5
10/7 22:00	45.1	↓-1.3
10/7 22:10	44.2	↓-0.9
10/7 22:20	43.6	↓-0.6
10/7 22:30	43.2	↓-0.4	干潮
10/7 22:40	43.2	0
10/7 22:50	43.5	↑0.3
10/7 23:00	44.0	↑0.5
10/7 23:10	44.9	↑0.9
10/7 23:20	46.0	↑1.1
10/7 23:30	47.4	↑1.4
10/7 23:40	49.1	↑1.7
10/7 23:50	51.0	↑1.9