7 (日)	01:09	05:06	10:46	18:49
	92cm	84cm	109cm	15cm
若潮 出 06:34 入 17:11 出 02:33 入 12:30

那珂湊（茨城）2021年02月7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
2/7 00:00	88.9	↑0.9
2/7 00:10	89.6	↑0.7
2/7 00:20	90.1	↑0.5
2/7 00:30	90.6	↑0.5
2/7 00:40	90.9	↑0.3
2/7 00:50	91.2	↑0.3
2/7 01:00	91.3	↑0.1	満潮
2/7 01:10	91.3	0
2/7 01:20	91.2	↓-0.1
2/7 01:30	91.1	↓-0.1
2/7 01:40	90.9	↓-0.2
2/7 01:50	90.6	↓-0.3
2/7 02:00	90.3	↓-0.3
2/7 02:10	89.9	↓-0.4
2/7 02:20	89.4	↓-0.5
2/7 02:30	89.0	↓-0.4
2/7 02:40	88.5	↓-0.5
2/7 02:50	88.0	↓-0.5
2/7 03:00	87.5	↓-0.5
2/7 03:10	87.0	↓-0.5
2/7 03:20	86.5	↓-0.5
2/7 03:30	86.0	↓-0.5
2/7 03:40	85.5	↓-0.5
2/7 03:50	85.1	↓-0.4
2/7 04:00	84.7	↓-0.4
2/7 04:10	84.3	↓-0.4
2/7 04:20	84.0	↓-0.3
2/7 04:30	83.8	↓-0.2
2/7 04:40	83.6	↓-0.2
2/7 04:50	83.4	↓-0.2
2/7 05:00	83.3	↓-0.1	干潮
2/7 05:10	83.3	0
2/7 05:20	83.4	↑0.1
2/7 05:30	83.6	↑0.2
2/7 05:40	83.8	↑0.2
2/7 05:50	84.1	↑0.3
2/7 06:00	84.5	↑0.4
2/7 06:10	85.0	↑0.5
2/7 06:20	85.5	↑0.5
2/7 06:30	86.1	↑0.6
2/7 06:40	86.8	↑0.7
2/7 06:50	87.6	↑0.8
2/7 07:00	88.5	↑0.9
2/7 07:10	89.4	↑0.9
2/7 07:20	90.4	↑1.0
2/7 07:30	91.5	↑1.1
2/7 07:40	92.5	↑1.0
2/7 07:50	93.7	↑1.2
2/7 08:00	94.9	↑1.2
2/7 08:10	96.0	↑1.1
2/7 08:20	97.2	↑1.2
2/7 08:30	98.5	↑1.3
2/7 08:40	99.7	↑1.2
2/7 08:50	100.8	↑1.1
2/7 09:00	102.0	↑1.2
2/7 09:10	103.1	↑1.1
2/7 09:20	104.1	↑1.0
2/7 09:30	105.1	↑1.0
2/7 09:40	106.0	↑0.9
2/7 09:50	106.8	↑0.8
2/7 10:00	107.4	↑0.6
2/7 10:10	108.0	↑0.6
2/7 10:20	108.4	↑0.4
2/7 10:30	108.7	↑0.3
2/7 10:40	108.9	↑0.2	満潮
2/7 10:50	108.9	0
2/7 11:00	108.8	↓-0.1
2/7 11:10	108.4	↓-0.4
2/7 11:20	107.9	↓-0.5
2/7 11:30	107.3	↓-0.6
2/7 11:40	106.4	↓-0.9
2/7 11:50	105.4	↓-1.0
2/7 12:00	104.2	↓-1.2
2/7 12:10	102.8	↓-1.4
2/7 12:20	101.3	↓-1.5
2/7 12:30	99.6	↓-1.7
2/7 12:40	97.7	↓-1.9
2/7 12:50	95.7	↓-2.0
2/7 13:00	93.6	↓-2.1
2/7 13:10	91.3	↓-2.3
2/7 13:20	88.8	↓-2.5
2/7 13:30	86.3	↓-2.5
2/7 13:40	83.6	↓-2.7
2/7 13:50	80.9	↓-2.7
2/7 14:00	78.0	↓-2.9
2/7 14:10	75.1	↓-2.9
2/7 14:20	72.1	↓-3.0
2/7 14:30	69.1	↓-3.0
2/7 14:40	66.1	↓-3.0
2/7 14:50	63.0	↓-3.1	最大潮位差
2/7 15:00	59.9	↓-3.1	最大潮位差
2/7 15:10	56.8	↓-3.1	最大潮位差
2/7 15:20	53.8	↓-3.0
2/7 15:30	50.7	↓-3.1	最大潮位差
2/7 15:40	47.7	↓-3.0
2/7 15:50	44.8	↓-2.9
2/7 16:00	42.0	↓-2.8
2/7 16:10	39.2	↓-2.8
2/7 16:20	36.5	↓-2.7
2/7 16:30	33.9	↓-2.6
2/7 16:40	31.5	↓-2.4
2/7 16:50	29.2	↓-2.3
2/7 17:00	27.0	↓-2.2
2/7 17:10	25.0	↓-2.0
2/7 17:20	23.1	↓-1.9
2/7 17:30	21.5	↓-1.6
2/7 17:40	19.9	↓-1.6
2/7 17:50	18.6	↓-1.3
2/7 18:00	17.5	↓-1.1
2/7 18:10	16.6	↓-0.9
2/7 18:20	15.9	↓-0.7
2/7 18:30	15.4	↓-0.5
2/7 18:40	15.1	↓-0.3	干潮
2/7 18:50	15.0	↓-0.1
2/7 19:00	15.1	↑0.1
2/7 19:10	15.5	↑0.4
2/7 19:20	16.1	↑0.6
2/7 19:30	16.9	↑0.8
2/7 19:40	17.9	↑1.0
2/7 19:50	19.1	↑1.2
2/7 20:00	20.5	↑1.4
2/7 20:10	22.0	↑1.5
2/7 20:20	23.8	↑1.8
2/7 20:30	25.8	↑2.0
2/7 20:40	27.9	↑2.1
2/7 20:50	30.1	↑2.2
2/7 21:00	32.5	↑2.4
2/7 21:10	35.0	↑2.5
2/7 21:20	37.6	↑2.6
2/7 21:30	40.3	↑2.7
2/7 21:40	43.1	↑2.8
2/7 21:50	45.9	↑2.8
2/7 22:00	48.8	↑2.9
2/7 22:10	51.7	↑2.9
2/7 22:20	54.7	↑3.0
2/7 22:30	57.6	↑2.9
2/7 22:40	60.5	↑2.9
2/7 22:50	63.4	↑2.9
2/7 23:00	66.2	↑2.8
2/7 23:10	68.9	↑2.7
2/7 23:20	71.6	↑2.7
2/7 23:30	74.2	↑2.6
2/7 23:40	76.7	↑2.5
2/7 23:50	79.1	↑2.4