1 (火)	05:37	10:54	16:38	23:23
	118cm	60cm	125cm	5cm
大潮 出 06:39 入 17:05 出 07:09 入 18:47

那珂湊（茨城）2033年02月1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
2/1 00:00	9.1	↑2.5
2/1 00:10	11.8	↑2.7
2/1 00:20	14.9	↑3.1
2/1 00:30	18.1	↑3.2
2/1 00:40	21.6	↑3.5
2/1 00:50	25.4	↑3.8
2/1 01:00	29.3	↑3.9
2/1 01:10	33.3	↑4.0
2/1 01:20	37.5	↑4.2
2/1 01:30	41.9	↑4.4
2/1 01:40	46.3	↑4.4
2/1 01:50	50.7	↑4.4
2/1 02:00	55.2	↑4.5
2/1 02:10	59.7	↑4.5
2/1 02:20	64.2	↑4.5
2/1 02:30	68.7	↑4.5
2/1 02:40	73.1	↑4.4
2/1 02:50	77.4	↑4.3
2/1 03:00	81.5	↑4.1
2/1 03:10	85.6	↑4.1
2/1 03:20	89.5	↑3.9
2/1 03:30	93.2	↑3.7
2/1 03:40	96.6	↑3.4
2/1 03:50	99.9	↑3.3
2/1 04:00	102.9	↑3.0
2/1 04:10	105.7	↑2.8
2/1 04:20	108.2	↑2.5
2/1 04:30	110.4	↑2.2
2/1 04:40	112.3	↑1.9
2/1 04:50	113.9	↑1.6
2/1 05:00	115.2	↑1.3
2/1 05:10	116.1	↑0.9
2/1 05:20	116.8	↑0.7
2/1 05:30	117.1	↑0.3	満潮
2/1 05:40	117.1	0
2/1 05:50	116.8	↓-0.3
2/1 06:00	116.2	↓-0.6
2/1 06:10	115.4	↓-0.8
2/1 06:20	114.2	↓-1.2
2/1 06:30	112.8	↓-1.4
2/1 06:40	111.1	↓-1.7
2/1 06:50	109.2	↓-1.9
2/1 07:00	107.1	↓-2.1
2/1 07:10	104.9	↓-2.2
2/1 07:20	102.4	↓-2.5
2/1 07:30	99.9	↓-2.5
2/1 07:40	97.2	↓-2.7
2/1 07:50	94.4	↓-2.8
2/1 08:00	91.6	↓-2.8
2/1 08:10	88.8	↓-2.8
2/1 08:20	86.0	↓-2.8
2/1 08:30	83.2	↓-2.8
2/1 08:40	80.5	↓-2.7
2/1 08:50	77.8	↓-2.7
2/1 09:00	75.3	↓-2.5
2/1 09:10	72.9	↓-2.4
2/1 09:20	70.6	↓-2.3
2/1 09:30	68.6	↓-2.0
2/1 09:40	66.7	↓-1.9
2/1 09:50	65.0	↓-1.7
2/1 10:00	63.6	↓-1.4
2/1 10:10	62.3	↓-1.3
2/1 10:20	61.4	↓-0.9
2/1 10:30	60.7	↓-0.7
2/1 10:40	60.2	↓-0.5
2/1 10:50	60.0	↓-0.2	干潮
2/1 11:00	60.1	↑0.1
2/1 11:10	60.4	↑0.3
2/1 11:20	61.0	↑0.6
2/1 11:30	61.8	↑0.8
2/1 11:40	62.9	↑1.1
2/1 11:50	64.2	↑1.3
2/1 12:00	65.7	↑1.5
2/1 12:10	67.5	↑1.8
2/1 12:20	69.4	↑1.9
2/1 12:30	71.5	↑2.1
2/1 12:40	73.8	↑2.3
2/1 12:50	76.2	↑2.4
2/1 13:00	78.8	↑2.6
2/1 13:10	81.5	↑2.7
2/1 13:20	84.2	↑2.7
2/1 13:30	87.0	↑2.8
2/1 13:40	89.9	↑2.9
2/1 13:50	92.8	↑2.9
2/1 14:00	95.7	↑2.9
2/1 14:10	98.6	↑2.9
2/1 14:20	101.4	↑2.8
2/1 14:30	104.1	↑2.7
2/1 14:40	106.8	↑2.7
2/1 14:50	109.3	↑2.5
2/1 15:00	111.7	↑2.4
2/1 15:10	114.0	↑2.3
2/1 15:20	116.1	↑2.1
2/1 15:30	118.0	↑1.9
2/1 15:40	119.6	↑1.6
2/1 15:50	121.1	↑1.5
2/1 16:00	122.3	↑1.2
2/1 16:10	123.2	↑0.9
2/1 16:20	123.8	↑0.6
2/1 16:30	124.2	↑0.4	満潮
2/1 16:40	124.3	↑0.1
2/1 16:50	124.0	↓-0.3
2/1 17:00	123.4	↓-0.6
2/1 17:10	122.5	↓-0.9
2/1 17:20	121.3	↓-1.2
2/1 17:30	119.8	↓-1.5
2/1 17:40	117.9	↓-1.9
2/1 17:50	115.8	↓-2.1
2/1 18:00	113.3	↓-2.5
2/1 18:10	110.5	↓-2.8
2/1 18:20	107.4	↓-3.1
2/1 18:30	104.1	↓-3.3
2/1 18:40	100.5	↓-3.6
2/1 18:50	96.7	↓-3.8
2/1 19:00	92.7	↓-4.0
2/1 19:10	88.5	↓-4.2
2/1 19:20	84.1	↓-4.4
2/1 19:30	79.6	↓-4.5
2/1 19:40	75.0	↓-4.6
2/1 19:50	70.4	↓-4.6
2/1 20:00	65.6	↓-4.8	最大潮位差
2/1 20:10	60.9	↓-4.7
2/1 20:20	56.2	↓-4.7
2/1 20:30	51.5	↓-4.7
2/1 20:40	46.9	↓-4.6
2/1 20:50	42.4	↓-4.5
2/1 21:00	38.0	↓-4.4
2/1 21:10	33.9	↓-4.1
2/1 21:20	29.9	↓-4.0
2/1 21:30	26.1	↓-3.8
2/1 21:40	22.6	↓-3.5
2/1 21:50	19.3	↓-3.3
2/1 22:00	16.3	↓-3.0
2/1 22:10	13.7	↓-2.6
2/1 22:20	11.3	↓-2.4
2/1 22:30	9.3	↓-2.0
2/1 22:40	7.6	↓-1.7
2/1 22:50	6.3	↓-1.3
2/1 23:00	5.3	↓-1.0
2/1 23:10	4.7	↓-0.6
2/1 23:20	4.5	↓-0.2	干潮
2/1 23:30	4.6	↑0.1
2/1 23:40	5.0	↑0.4
2/1 23:50	5.8	↑0.8