13 (水)	03:59	08:29	13:17	20:57
	105cm	86cm	109cm	3cm
中潮 出 06:28 入 17:18 出 14:28 入 04:54

那珂湊（茨城）2041年02月13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
2/13 00:00	58.8	↑3.4
2/13 00:10	62.1	↑3.3
2/13 00:20	65.4	↑3.3
2/13 00:30	68.6	↑3.2
2/13 00:40	71.8	↑3.2
2/13 00:50	74.8	↑3.0
2/13 01:00	77.8	↑3.0
2/13 01:10	80.6	↑2.8
2/13 01:20	83.3	↑2.7
2/13 01:30	85.9	↑2.6
2/13 01:40	88.4	↑2.5
2/13 01:50	90.7	↑2.3
2/13 02:00	92.8	↑2.1
2/13 02:10	94.7	↑1.9
2/13 02:20	96.5	↑1.8
2/13 02:30	98.1	↑1.6
2/13 02:40	99.6	↑1.5
2/13 02:50	100.8	↑1.2
2/13 03:00	101.9	↑1.1
2/13 03:10	102.8	↑0.9
2/13 03:20	103.5	↑0.7
2/13 03:30	104.0	↑0.5
2/13 03:40	104.4	↑0.4
2/13 03:50	104.6	↑0.2	満潮
2/13 04:00	104.6	0
2/13 04:10	104.5	↓-0.1
2/13 04:20	104.3	↓-0.2
2/13 04:30	103.9	↓-0.4
2/13 04:40	103.4	↓-0.5
2/13 04:50	102.7	↓-0.7
2/13 05:00	102.0	↓-0.7
2/13 05:10	101.2	↓-0.8
2/13 05:20	100.3	↓-0.9
2/13 05:30	99.3	↓-1.0
2/13 05:40	98.3	↓-1.0
2/13 05:50	97.3	↓-1.0
2/13 06:00	96.2	↓-1.1
2/13 06:10	95.1	↓-1.1
2/13 06:20	94.0	↓-1.1
2/13 06:30	92.9	↓-1.1
2/13 06:40	91.9	↓-1.0
2/13 06:50	90.9	↓-1.0
2/13 07:00	90.0	↓-0.9
2/13 07:10	89.1	↓-0.9
2/13 07:20	88.3	↓-0.8
2/13 07:30	87.6	↓-0.7
2/13 07:40	87.0	↓-0.6
2/13 07:50	86.5	↓-0.5
2/13 08:00	86.1	↓-0.4
2/13 08:10	85.8	↓-0.3
2/13 08:20	85.7	↓-0.1	干潮
2/13 08:30	85.7	0
2/13 08:40	85.7	0
2/13 08:50	85.9	↑0.2
2/13 09:00	86.3	↑0.4
2/13 09:10	86.7	↑0.4
2/13 09:20	87.3	↑0.6
2/13 09:30	88.0	↑0.7
2/13 09:40	88.8	↑0.8
2/13 09:50	89.6	↑0.8
2/13 10:00	90.6	↑1.0
2/13 10:10	91.6	↑1.0
2/13 10:20	92.7	↑1.1
2/13 10:30	93.9	↑1.2
2/13 10:40	95.1	↑1.2
2/13 10:50	96.3	↑1.2
2/13 11:00	97.6	↑1.3
2/13 11:10	98.8	↑1.2
2/13 11:20	100.1	↑1.3
2/13 11:30	101.3	↑1.2
2/13 11:40	102.5	↑1.2
2/13 11:50	103.6	↑1.1
2/13 12:00	104.6	↑1.0
2/13 12:10	105.6	↑1.0
2/13 12:20	106.4	↑0.8
2/13 12:30	107.2	↑0.8
2/13 12:40	107.8	↑0.6
2/13 12:50	108.3	↑0.5
2/13 13:00	108.6	↑0.3
2/13 13:10	108.8	↑0.2	満潮
2/13 13:20	108.8	0
2/13 13:30	108.7	↓-0.1
2/13 13:40	108.3	↓-0.4
2/13 13:50	107.8	↓-0.5
2/13 14:00	107.1	↓-0.7
2/13 14:10	106.2	↓-0.9
2/13 14:20	105.0	↓-1.2
2/13 14:30	103.7	↓-1.3
2/13 14:40	102.2	↓-1.5
2/13 14:50	100.5	↓-1.7
2/13 15:00	98.5	↓-2.0
2/13 15:10	96.4	↓-2.1
2/13 15:20	94.1	↓-2.3
2/13 15:30	91.6	↓-2.5
2/13 15:40	89.0	↓-2.6
2/13 15:50	86.1	↓-2.9
2/13 16:00	83.1	↓-3.0
2/13 16:10	80.0	↓-3.1
2/13 16:20	76.8	↓-3.2
2/13 16:30	73.4	↓-3.4
2/13 16:40	69.9	↓-3.5
2/13 16:50	66.3	↓-3.6
2/13 17:00	62.7	↓-3.6
2/13 17:10	59.0	↓-3.7	最大潮位差
2/13 17:20	55.3	↓-3.7	最大潮位差
2/13 17:30	51.6	↓-3.7	最大潮位差
2/13 17:40	47.9	↓-3.7	最大潮位差
2/13 17:50	44.2	↓-3.7	最大潮位差
2/13 18:00	40.5	↓-3.7	最大潮位差
2/13 18:10	36.9	↓-3.6
2/13 18:20	33.4	↓-3.5
2/13 18:30	30.0	↓-3.4
2/13 18:40	26.8	↓-3.2
2/13 18:50	23.6	↓-3.2
2/13 19:00	20.7	↓-2.9
2/13 19:10	17.9	↓-2.8
2/13 19:20	15.3	↓-2.6
2/13 19:30	12.9	↓-2.4
2/13 19:40	10.7	↓-2.2
2/13 19:50	8.8	↓-1.9
2/13 20:00	7.1	↓-1.7
2/13 20:10	5.7	↓-1.4
2/13 20:20	4.6	↓-1.1
2/13 20:30	3.7	↓-0.9
2/13 20:40	3.1	↓-0.6
2/13 20:50	2.8	↓-0.3	干潮
2/13 21:00	2.8	0
2/13 21:10	3.0	↑0.2
2/13 21:20	3.6	↑0.6
2/13 21:30	4.4	↑0.8
2/13 21:40	5.5	↑1.1
2/13 21:50	6.9	↑1.4
2/13 22:00	8.5	↑1.6
2/13 22:10	10.4	↑1.9
2/13 22:20	12.5	↑2.1
2/13 22:30	14.8	↑2.3
2/13 22:40	17.4	↑2.6
2/13 22:50	20.2	↑2.8
2/13 23:00	23.1	↑2.9
2/13 23:10	26.2	↑3.1
2/13 23:20	29.5	↑3.3
2/13 23:30	32.9	↑3.4
2/13 23:40	36.4	↑3.5
2/13 23:50	40.0	↑3.6