14 (水)	01:20	04:49	10:52	18:53
	85cm	80cm	105cm	25cm
若潮 出 06:27 入 17:19 出 12:29 入 02:20

那珂湊（茨城）2057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	81.5	↑0.7
2/14 00:10	82.1	↑0.6
2/14 00:20	82.7	↑0.6
2/14 00:30	83.1	↑0.4
2/14 00:40	83.5	↑0.4
2/14 00:50	83.8	↑0.3
2/14 01:00	83.9	↑0.1
2/14 01:10	84.0	↑0.1	満潮
2/14 01:20	84.1	↑0.1	満潮
2/14 01:30	84.0	↓-0.1
2/14 01:40	83.9	↓-0.1
2/14 01:50	83.8	↓-0.1
2/14 02:00	83.6	↓-0.2
2/14 02:10	83.3	↓-0.3
2/14 02:20	83.1	↓-0.2
2/14 02:30	82.8	↓-0.3
2/14 02:40	82.5	↓-0.3
2/14 02:50	82.2	↓-0.3
2/14 03:00	81.8	↓-0.4
2/14 03:10	81.5	↓-0.3
2/14 03:20	81.2	↓-0.3
2/14 03:30	80.9	↓-0.3
2/14 03:40	80.6	↓-0.3
2/14 03:50	80.4	↓-0.2
2/14 04:00	80.1	↓-0.3
2/14 04:10	80.0	↓-0.1
2/14 04:20	79.8	↓-0.2
2/14 04:30	79.7	↓-0.1
2/14 04:40	79.6	↓-0.1	干潮
2/14 04:50	79.6	0
2/14 05:00	79.6	0
2/14 05:10	79.7	↑0.1
2/14 05:20	79.9	↑0.2
2/14 05:30	80.1	↑0.2
2/14 05:40	80.4	↑0.3
2/14 05:50	80.7	↑0.3
2/14 06:00	81.2	↑0.5
2/14 06:10	81.6	↑0.4
2/14 06:20	82.2	↑0.6
2/14 06:30	82.8	↑0.6
2/14 06:40	83.5	↑0.7
2/14 06:50	84.2	↑0.7
2/14 07:00	85.0	↑0.8
2/14 07:10	85.9	↑0.9
2/14 07:20	86.8	↑0.9
2/14 07:30	87.8	↑1.0
2/14 07:40	88.8	↑1.0
2/14 07:50	89.8	↑1.0
2/14 08:00	90.9	↑1.1
2/14 08:10	92.0	↑1.1
2/14 08:20	93.1	↑1.1
2/14 08:30	94.2	↑1.1
2/14 08:40	95.3	↑1.1
2/14 08:50	96.3	↑1.0
2/14 09:00	97.4	↑1.1
2/14 09:10	98.4	↑1.0
2/14 09:20	99.4	↑1.0
2/14 09:30	100.3	↑0.9
2/14 09:40	101.1	↑0.8
2/14 09:50	101.9	↑0.8
2/14 10:00	102.6	↑0.7
2/14 10:10	103.1	↑0.5
2/14 10:20	103.6	↑0.5
2/14 10:30	103.9	↑0.3
2/14 10:40	104.1	↑0.2
2/14 10:50	104.2	↑0.1	満潮
2/14 11:00	104.2	0
2/14 11:10	104.0	↓-0.2
2/14 11:20	103.6	↓-0.4
2/14 11:30	103.1	↓-0.5
2/14 11:40	102.5	↓-0.6
2/14 11:50	101.7	↓-0.8
2/14 12:00	100.7	↓-1.0
2/14 12:10	99.6	↓-1.1
2/14 12:20	98.3	↓-1.3
2/14 12:30	96.9	↓-1.4
2/14 12:40	95.4	↓-1.5
2/14 12:50	93.7	↓-1.7
2/14 13:00	91.9	↓-1.8
2/14 13:10	89.9	↓-2.0
2/14 13:20	87.9	↓-2.0
2/14 13:30	85.7	↓-2.2
2/14 13:40	83.5	↓-2.2
2/14 13:50	81.1	↓-2.4
2/14 14:00	78.7	↓-2.4
2/14 14:10	76.3	↓-2.4
2/14 14:20	73.7	↓-2.6
2/14 14:30	71.2	↓-2.5
2/14 14:40	68.5	↓-2.7	最大潮位差
2/14 14:50	65.9	↓-2.6
2/14 15:00	63.3	↓-2.6
2/14 15:10	60.7	↓-2.6
2/14 15:20	58.0	↓-2.7	最大潮位差
2/14 15:30	55.4	↓-2.6
2/14 15:40	52.9	↓-2.5
2/14 15:50	50.4	↓-2.5
2/14 16:00	47.9	↓-2.5
2/14 16:10	45.5	↓-2.4
2/14 16:20	43.2	↓-2.3
2/14 16:30	41.0	↓-2.2
2/14 16:40	38.9	↓-2.1
2/14 16:50	36.9	↓-2.0
2/14 17:00	35.0	↓-1.9
2/14 17:10	33.2	↓-1.8
2/14 17:20	31.6	↓-1.6
2/14 17:30	30.1	↓-1.5
2/14 17:40	28.8	↓-1.3
2/14 17:50	27.6	↓-1.2
2/14 18:00	26.6	↓-1.0
2/14 18:10	25.7	↓-0.9
2/14 18:20	25.0	↓-0.7
2/14 18:30	24.5	↓-0.5
2/14 18:40	24.2	↓-0.3
2/14 18:50	24.1	↓-0.1	干潮
2/14 19:00	24.1	0
2/14 19:10	24.4	↑0.3
2/14 19:20	24.8	↑0.4
2/14 19:30	25.4	↑0.6
2/14 19:40	26.2	↑0.8
2/14 19:50	27.1	↑0.9
2/14 20:00	28.2	↑1.1
2/14 20:10	29.5	↑1.3
2/14 20:20	30.9	↑1.4
2/14 20:30	32.5	↑1.6
2/14 20:40	34.2	↑1.7
2/14 20:50	36.1	↑1.9
2/14 21:00	38.0	↑1.9
2/14 21:10	40.1	↑2.1
2/14 21:20	42.2	↑2.1
2/14 21:30	44.5	↑2.3
2/14 21:40	46.8	↑2.3
2/14 21:50	49.1	↑2.3
2/14 22:00	51.5	↑2.4
2/14 22:10	53.9	↑2.4
2/14 22:20	56.3	↑2.4
2/14 22:30	58.8	↑2.5
2/14 22:40	61.2	↑2.4
2/14 22:50	63.5	↑2.3
2/14 23:00	65.9	↑2.4
2/14 23:10	68.2	↑2.3
2/14 23:20	70.4	↑2.2
2/14 23:30	72.5	↑2.1
2/14 23:40	74.6	↑2.1
2/14 23:50	76.5	↑1.9