14 (月)	07:35	01:05	19:46	13:30
	105cm	32cm	102cm	44cm
小潮 出 06:28 入 17:18 出 22:49 入 09:32

那珂湊（茨城）2039年02月14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
2/14 00:00	36.5	↓-1.7
2/14 00:10	35.0	↓-1.5
2/14 00:20	33.8	↓-1.2
2/14 00:30	32.8	↓-1.0
2/14 00:40	32.1	↓-0.7
2/14 00:50	31.6	↓-0.5
2/14 01:00	31.4	↓-0.2	干潮
2/14 01:10	31.4	0
2/14 01:20	31.7	↑0.3
2/14 01:30	32.3	↑0.6
2/14 01:40	33.0	↑0.7
2/14 01:50	34.0	↑1.0
2/14 02:00	35.3	↑1.3
2/14 02:10	36.7	↑1.4
2/14 02:20	38.4	↑1.7
2/14 02:30	40.2	↑1.8
2/14 02:40	42.2	↑2.0
2/14 02:50	44.4	↑2.2
2/14 03:00	46.7	↑2.3
2/14 03:10	49.2	↑2.5
2/14 03:20	51.7	↑2.5
2/14 03:30	54.4	↑2.7
2/14 03:40	57.1	↑2.7
2/14 03:50	60.0	↑2.9	最大潮位差
2/14 04:00	62.8	↑2.8
2/14 04:10	65.7	↑2.9	最大潮位差
2/14 04:20	68.6	↑2.9	最大潮位差
2/14 04:30	71.5	↑2.9	最大潮位差
2/14 04:40	74.4	↑2.9	最大潮位差
2/14 04:50	77.3	↑2.9	最大潮位差
2/14 05:00	80.1	↑2.8
2/14 05:10	82.8	↑2.7
2/14 05:20	85.5	↑2.7
2/14 05:30	88.0	↑2.5
2/14 05:40	90.4	↑2.4
2/14 05:50	92.7	↑2.3
2/14 06:00	94.8	↑2.1
2/14 06:10	96.8	↑2.0
2/14 06:20	98.5	↑1.7
2/14 06:30	100.1	↑1.6
2/14 06:40	101.5	↑1.4
2/14 06:50	102.6	↑1.1
2/14 07:00	103.6	↑1.0
2/14 07:10	104.3	↑0.7
2/14 07:20	104.7	↑0.4
2/14 07:30	105.0	↑0.3	満潮
2/14 07:40	104.9	↓-0.1
2/14 07:50	104.7	↓-0.2
2/14 08:00	104.2	↓-0.5
2/14 08:10	103.4	↓-0.8
2/14 08:20	102.4	↓-1.0
2/14 08:30	101.2	↓-1.2
2/14 08:40	99.8	↓-1.4
2/14 08:50	98.1	↓-1.7
2/14 09:00	96.3	↓-1.8
2/14 09:10	94.3	↓-2.0
2/14 09:20	92.1	↓-2.2
2/14 09:30	89.8	↓-2.3
2/14 09:40	87.4	↓-2.4
2/14 09:50	84.8	↓-2.6
2/14 10:00	82.2	↓-2.6
2/14 10:10	79.5	↓-2.7
2/14 10:20	76.8	↓-2.7
2/14 10:30	74.0	↓-2.8
2/14 10:40	71.3	↓-2.7
2/14 10:50	68.6	↓-2.7
2/14 11:00	65.9	↓-2.7
2/14 11:10	63.4	↓-2.5
2/14 11:20	60.9	↓-2.5
2/14 11:30	58.5	↓-2.4
2/14 11:40	56.3	↓-2.2
2/14 11:50	54.2	↓-2.1
2/14 12:00	52.3	↓-1.9
2/14 12:10	50.5	↓-1.8
2/14 12:20	48.9	↓-1.6
2/14 12:30	47.6	↓-1.3
2/14 12:40	46.4	↓-1.2
2/14 12:50	45.5	↓-0.9
2/14 13:00	44.7	↓-0.8
2/14 13:10	44.2	↓-0.5
2/14 13:20	43.9	↓-0.3	干潮
2/14 13:30	43.8	↓-0.1	干潮
2/14 13:40	43.9	↑0.1
2/14 13:50	44.2	↑0.3
2/14 14:00	44.8	↑0.6
2/14 14:10	45.5	↑0.7
2/14 14:20	46.4	↑0.9
2/14 14:30	47.6	↑1.2
2/14 14:40	48.8	↑1.2
2/14 14:50	50.3	↑1.5
2/14 15:00	51.9	↑1.6
2/14 15:10	53.6	↑1.7
2/14 15:20	55.4	↑1.8
2/14 15:30	57.4	↑2.0
2/14 15:40	59.5	↑2.1
2/14 15:50	61.6	↑2.1
2/14 16:00	63.8	↑2.2
2/14 16:10	66.1	↑2.3
2/14 16:20	68.4	↑2.3
2/14 16:30	70.8	↑2.4
2/14 16:40	73.1	↑2.3
2/14 16:50	75.5	↑2.4
2/14 17:00	77.8	↑2.3
2/14 17:10	80.1	↑2.3
2/14 17:20	82.4	↑2.3
2/14 17:30	84.6	↑2.2
2/14 17:40	86.7	↑2.1
2/14 17:50	88.8	↑2.1
2/14 18:00	90.7	↑1.9
2/14 18:10	92.5	↑1.8
2/14 18:20	94.2	↑1.7
2/14 18:30	95.7	↑1.5
2/14 18:40	97.1	↑1.4
2/14 18:50	98.2	↑1.1
2/14 19:00	99.3	↑1.1
2/14 19:10	100.1	↑0.8
2/14 19:20	100.7	↑0.6
2/14 19:30	101.1	↑0.4
2/14 19:40	101.4	↑0.3	満潮
2/14 19:50	101.4	0
2/14 20:00	101.1	↓-0.3
2/14 20:10	100.7	↓-0.4
2/14 20:20	100.1	↓-0.6
2/14 20:30	99.2	↓-0.9
2/14 20:40	98.1	↓-1.1
2/14 20:50	96.9	↓-1.2
2/14 21:00	95.4	↓-1.5
2/14 21:10	93.8	↓-1.6
2/14 21:20	92.0	↓-1.8
2/14 21:30	90.1	↓-1.9
2/14 21:40	88.0	↓-2.1
2/14 21:50	85.8	↓-2.2
2/14 22:00	83.5	↓-2.3
2/14 22:10	81.1	↓-2.4
2/14 22:20	78.6	↓-2.5
2/14 22:30	76.1	↓-2.5
2/14 22:40	73.6	↓-2.5
2/14 22:50	71.1	↓-2.5
2/14 23:00	68.6	↓-2.5
2/14 23:10	66.2	↓-2.4
2/14 23:20	63.8	↓-2.4
2/14 23:30	61.5	↓-2.3
2/14 23:40	59.3	↓-2.2
2/14 23:50	57.2	↓-2.1