14 (日)	10:15	03:49	-	18:09
	105cm	75cm	-	28cm
若潮 出 06:27 入 17:19 出 11:59 入 01:33

那珂湊（茨城）2038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	82.5	0
2/14 00:10	82.4	↓-0.1
2/14 00:20	82.2	↓-0.2
2/14 00:30	81.9	↓-0.3
2/14 00:40	81.6	↓-0.3
2/14 00:50	81.3	↓-0.3
2/14 01:00	80.8	↓-0.5
2/14 01:10	80.4	↓-0.4
2/14 01:20	79.9	↓-0.5
2/14 01:30	79.4	↓-0.5
2/14 01:40	78.9	↓-0.5
2/14 01:50	78.4	↓-0.5
2/14 02:00	77.9	↓-0.5
2/14 02:10	77.4	↓-0.5
2/14 02:20	76.9	↓-0.5
2/14 02:30	76.4	↓-0.5
2/14 02:40	76.0	↓-0.4
2/14 02:50	75.7	↓-0.3
2/14 03:00	75.3	↓-0.4
2/14 03:10	75.1	↓-0.2
2/14 03:20	74.8	↓-0.3
2/14 03:30	74.7	↓-0.1
2/14 03:40	74.6	↓-0.1	干潮
2/14 03:50	74.6	0
2/14 04:00	74.6	0
2/14 04:10	74.7	↑0.1
2/14 04:20	74.9	↑0.2
2/14 04:30	75.2	↑0.3
2/14 04:40	75.5	↑0.3
2/14 04:50	75.9	↑0.4
2/14 05:00	76.4	↑0.5
2/14 05:10	77.0	↑0.6
2/14 05:20	77.6	↑0.6
2/14 05:30	78.3	↑0.7
2/14 05:40	79.1	↑0.8
2/14 05:50	79.9	↑0.8
2/14 06:00	80.8	↑0.9
2/14 06:10	81.7	↑0.9
2/14 06:20	82.8	↑1.1
2/14 06:30	83.8	↑1.0
2/14 06:40	84.9	↑1.1
2/14 06:50	86.1	↑1.2
2/14 07:00	87.2	↑1.1
2/14 07:10	88.4	↑1.2
2/14 07:20	89.7	↑1.3
2/14 07:30	90.9	↑1.2
2/14 07:40	92.2	↑1.3
2/14 07:50	93.4	↑1.2
2/14 08:00	94.6	↑1.2
2/14 08:10	95.8	↑1.2
2/14 08:20	97.0	↑1.2
2/14 08:30	98.1	↑1.1
2/14 08:40	99.2	↑1.1
2/14 08:50	100.2	↑1.0
2/14 09:00	101.1	↑0.9
2/14 09:10	101.9	↑0.8
2/14 09:20	102.7	↑0.8
2/14 09:30	103.3	↑0.6
2/14 09:40	103.8	↑0.5
2/14 09:50	104.2	↑0.4
2/14 10:00	104.5	↑0.3
2/14 10:10	104.6	↑0.1	満潮
2/14 10:20	104.6	0
2/14 10:30	104.4	↓-0.2
2/14 10:40	104.1	↓-0.3
2/14 10:50	103.6	↓-0.5
2/14 11:00	103.0	↓-0.6
2/14 11:10	102.2	↓-0.8
2/14 11:20	101.3	↓-0.9
2/14 11:30	100.1	↓-1.2
2/14 11:40	98.9	↓-1.2
2/14 11:50	97.5	↓-1.4
2/14 12:00	95.9	↓-1.6
2/14 12:10	94.2	↓-1.7
2/14 12:20	92.4	↓-1.8
2/14 12:30	90.4	↓-2.0
2/14 12:40	88.3	↓-2.1
2/14 12:50	86.2	↓-2.1
2/14 13:00	83.9	↓-2.3
2/14 13:10	81.5	↓-2.4
2/14 13:20	79.1	↓-2.4
2/14 13:30	76.6	↓-2.5
2/14 13:40	74.1	↓-2.5
2/14 13:50	71.5	↓-2.6	最大潮位差
2/14 14:00	68.9	↓-2.6	最大潮位差
2/14 14:10	66.3	↓-2.6	最大潮位差
2/14 14:20	63.7	↓-2.6	最大潮位差
2/14 14:30	61.1	↓-2.6	最大潮位差
2/14 14:40	58.6	↓-2.5
2/14 14:50	56.1	↓-2.5
2/14 15:00	53.6	↓-2.5
2/14 15:10	51.2	↓-2.4
2/14 15:20	48.8	↓-2.4
2/14 15:30	46.6	↓-2.2
2/14 15:40	44.4	↓-2.2
2/14 15:50	42.3	↓-2.1
2/14 16:00	40.3	↓-2.0
2/14 16:10	38.5	↓-1.8
2/14 16:20	36.7	↓-1.8
2/14 16:30	35.1	↓-1.6
2/14 16:40	33.7	↓-1.4
2/14 16:50	32.3	↓-1.4
2/14 17:00	31.1	↓-1.2
2/14 17:10	30.1	↓-1.0
2/14 17:20	29.2	↓-0.9
2/14 17:30	28.5	↓-0.7
2/14 17:40	28.0	↓-0.5
2/14 17:50	27.6	↓-0.4
2/14 18:00	27.4	↓-0.2	干潮
2/14 18:10	27.3	↓-0.1
2/14 18:20	27.4	↑0.1
2/14 18:30	27.7	↑0.3
2/14 18:40	28.2	↑0.5
2/14 18:50	28.8	↑0.6
2/14 19:00	29.6	↑0.8
2/14 19:10	30.5	↑0.9
2/14 19:20	31.6	↑1.1
2/14 19:30	32.8	↑1.2
2/14 19:40	34.2	↑1.4
2/14 19:50	35.7	↑1.5
2/14 20:00	37.3	↑1.6
2/14 20:10	39.1	↑1.8
2/14 20:20	40.9	↑1.8
2/14 20:30	42.9	↑2.0
2/14 20:40	44.9	↑2.0
2/14 20:50	47.0	↑2.1
2/14 21:00	49.1	↑2.1
2/14 21:10	51.3	↑2.2
2/14 21:20	53.6	↑2.3
2/14 21:30	55.8	↑2.2
2/14 21:40	58.1	↑2.3
2/14 21:50	60.3	↑2.2
2/14 22:00	62.6	↑2.3
2/14 22:10	64.8	↑2.2
2/14 22:20	66.9	↑2.1
2/14 22:30	69.0	↑2.1
2/14 22:40	71.0	↑2.0
2/14 22:50	73.0	↑2.0
2/14 23:00	74.8	↑1.8
2/14 23:10	76.6	↑1.8
2/14 23:20	78.3	↑1.7
2/14 23:30	79.9	↑1.6
2/14 23:40	81.3	↑1.4
2/14 23:50	82.6	↑1.3