13 (日)	03:34	07:48	12:36	20:27
	100cm	87cm	107cm	8cm
中潮 出 06:29 入 17:17 出 13:48 入 04:15

那珂湊（茨城）2022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	68.5	↑2.7
2/13 00:10	71.3	↑2.8
2/13 00:20	73.9	↑2.6
2/13 00:30	76.4	↑2.5
2/13 00:40	78.9	↑2.5
2/13 00:50	81.2	↑2.3
2/13 01:00	83.4	↑2.2
2/13 01:10	85.5	↑2.1
2/13 01:20	87.5	↑2.0
2/13 01:30	89.3	↑1.8
2/13 01:40	91.0	↑1.7
2/13 01:50	92.5	↑1.5
2/13 02:00	93.9	↑1.4
2/13 02:10	95.1	↑1.2
2/13 02:20	96.2	↑1.1
2/13 02:30	97.2	↑1.0
2/13 02:40	97.9	↑0.7
2/13 02:50	98.6	↑0.7
2/13 03:00	99.1	↑0.5
2/13 03:10	99.4	↑0.3
2/13 03:20	99.6	↑0.2
2/13 03:30	99.7	↑0.1	満潮
2/13 03:40	99.7	0
2/13 03:50	99.6	↓-0.1
2/13 04:00	99.3	↓-0.3
2/13 04:10	99.0	↓-0.3
2/13 04:20	98.5	↓-0.5
2/13 04:30	98.0	↓-0.5
2/13 04:40	97.4	↓-0.6
2/13 04:50	96.8	↓-0.6
2/13 05:00	96.1	↓-0.7
2/13 05:10	95.3	↓-0.8
2/13 05:20	94.6	↓-0.7
2/13 05:30	93.8	↓-0.8
2/13 05:40	93.0	↓-0.8
2/13 05:50	92.2	↓-0.8
2/13 06:00	91.4	↓-0.8
2/13 06:10	90.7	↓-0.7
2/13 06:20	90.0	↓-0.7
2/13 06:30	89.3	↓-0.7
2/13 06:40	88.7	↓-0.6
2/13 06:50	88.2	↓-0.5
2/13 07:00	87.7	↓-0.5
2/13 07:10	87.3	↓-0.4
2/13 07:20	87.0	↓-0.3
2/13 07:30	86.8	↓-0.2
2/13 07:40	86.7	↓-0.1	干潮
2/13 07:50	86.7	0
2/13 08:00	86.7	0
2/13 08:10	86.9	↑0.2
2/13 08:20	87.2	↑0.3
2/13 08:30	87.6	↑0.4
2/13 08:40	88.1	↑0.5
2/13 08:50	88.6	↑0.5
2/13 09:00	89.3	↑0.7
2/13 09:10	90.1	↑0.8
2/13 09:20	90.9	↑0.8
2/13 09:30	91.8	↑0.9
2/13 09:40	92.7	↑0.9
2/13 09:50	93.7	↑1.0
2/13 10:00	94.8	↑1.1
2/13 10:10	95.8	↑1.0
2/13 10:20	96.9	↑1.1
2/13 10:30	98.0	↑1.1
2/13 10:40	99.1	↑1.1
2/13 10:50	100.1	↑1.0
2/13 11:00	101.1	↑1.0
2/13 11:10	102.1	↑1.0
2/13 11:20	103.0	↑0.9
2/13 11:30	103.8	↑0.8
2/13 11:40	104.6	↑0.8
2/13 11:50	105.2	↑0.6
2/13 12:00	105.8	↑0.6
2/13 12:10	106.2	↑0.4
2/13 12:20	106.5	↑0.3
2/13 12:30	106.6	↑0.1	満潮
2/13 12:40	106.6	0
2/13 12:50	106.5	↓-0.1
2/13 13:00	106.2	↓-0.3
2/13 13:10	105.7	↓-0.5
2/13 13:20	105.0	↓-0.7
2/13 13:30	104.2	↓-0.8
2/13 13:40	103.2	↓-1.0
2/13 13:50	102.0	↓-1.2
2/13 14:00	100.6	↓-1.4
2/13 14:10	99.1	↓-1.5
2/13 14:20	97.4	↓-1.7
2/13 14:30	95.5	↓-1.9
2/13 14:40	93.4	↓-2.1
2/13 14:50	91.2	↓-2.2
2/13 15:00	88.8	↓-2.4
2/13 15:10	86.2	↓-2.6
2/13 15:20	83.5	↓-2.7
2/13 15:30	80.7	↓-2.8
2/13 15:40	77.8	↓-2.9
2/13 15:50	74.8	↓-3.0
2/13 16:00	71.6	↓-3.2
2/13 16:10	68.4	↓-3.2
2/13 16:20	65.1	↓-3.3
2/13 16:30	61.8	↓-3.3
2/13 16:40	58.4	↓-3.4
2/13 16:50	55.0	↓-3.4
2/13 17:00	51.6	↓-3.4
2/13 17:10	48.2	↓-3.4
2/13 17:20	44.9	↓-3.3
2/13 17:30	41.5	↓-3.4
2/13 17:40	38.3	↓-3.2
2/13 17:50	35.1	↓-3.2
2/13 18:00	32.1	↓-3.0
2/13 18:10	29.1	↓-3.0
2/13 18:20	26.3	↓-2.8
2/13 18:30	23.6	↓-2.7
2/13 18:40	21.1	↓-2.5
2/13 18:50	18.7	↓-2.4
2/13 19:00	16.6	↓-2.1
2/13 19:10	14.6	↓-2.0
2/13 19:20	12.9	↓-1.7
2/13 19:30	11.4	↓-1.5
2/13 19:40	10.1	↓-1.3
2/13 19:50	9.1	↓-1.0
2/13 20:00	8.3	↓-0.8
2/13 20:10	7.8	↓-0.5
2/13 20:20	7.5	↓-0.3	干潮
2/13 20:30	7.5	0
2/13 20:40	7.7	↑0.2
2/13 20:50	8.2	↑0.5
2/13 21:00	9.0	↑0.8
2/13 21:10	10.0	↑1.0
2/13 21:20	11.3	↑1.3
2/13 21:30	12.7	↑1.4
2/13 21:40	14.5	↑1.8
2/13 21:50	16.4	↑1.9
2/13 22:00	18.6	↑2.2
2/13 22:10	20.9	↑2.3
2/13 22:20	23.4	↑2.5
2/13 22:30	26.1	↑2.7
2/13 22:40	29.0	↑2.9
2/13 22:50	32.0	↑3.0
2/13 23:00	35.1	↑3.1
2/13 23:10	38.3	↑3.2
2/13 23:20	41.6	↑3.3
2/13 23:30	45.0	↑3.4
2/13 23:40	48.4	↑3.4
2/13 23:50	51.9	↑3.5	最大潮位差