19 (金)	07:22	01:02	20:28	14:01
	110cm	50cm	88cm	33cm
中潮 出 06:22 入 17:23 出 23:42 入 09:10

那珂湊（茨城）2044年02月19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
2/19 00:00	53.2	↓-1.3
2/19 00:10	52.1	↓-1.1
2/19 00:20	51.2	↓-0.9
2/19 00:30	50.5	↓-0.7
2/19 00:40	50.0	↓-0.5
2/19 00:50	49.7	↓-0.3
2/19 01:00	49.6	↓-0.1	干潮
2/19 01:10	49.6	0
2/19 01:20	49.9	↑0.3
2/19 01:30	50.4	↑0.5
2/19 01:40	51.1	↑0.7
2/19 01:50	52.0	↑0.9
2/19 02:00	53.0	↑1.0
2/19 02:10	54.3	↑1.3
2/19 02:20	55.7	↑1.4
2/19 02:30	57.2	↑1.5
2/19 02:40	58.9	↑1.7
2/19 02:50	60.8	↑1.9
2/19 03:00	62.7	↑1.9
2/19 03:10	64.8	↑2.1
2/19 03:20	66.9	↑2.1
2/19 03:30	69.2	↑2.3
2/19 03:40	71.5	↑2.3
2/19 03:50	73.9	↑2.4
2/19 04:00	76.3	↑2.4
2/19 04:10	78.7	↑2.4
2/19 04:20	81.2	↑2.5
2/19 04:30	83.6	↑2.4
2/19 04:40	86.0	↑2.4
2/19 04:50	88.4	↑2.4
2/19 05:00	90.8	↑2.4
2/19 05:10	93.0	↑2.2
2/19 05:20	95.2	↑2.2
2/19 05:30	97.3	↑2.1
2/19 05:40	99.3	↑2.0
2/19 05:50	101.1	↑1.8
2/19 06:00	102.8	↑1.7
2/19 06:10	104.4	↑1.6
2/19 06:20	105.8	↑1.4
2/19 06:30	107.0	↑1.2
2/19 06:40	108.0	↑1.0
2/19 06:50	108.8	↑0.8
2/19 07:00	109.4	↑0.6
2/19 07:10	109.7	↑0.3
2/19 07:20	109.9	↑0.2	満潮
2/19 07:30	109.8	↓-0.1
2/19 07:40	109.5	↓-0.3
2/19 07:50	108.9	↓-0.6
2/19 08:00	108.1	↓-0.8
2/19 08:10	107.1	↓-1.0
2/19 08:20	105.8	↓-1.3
2/19 08:30	104.3	↓-1.5
2/19 08:40	102.6	↓-1.7
2/19 08:50	100.7	↓-1.9
2/19 09:00	98.6	↓-2.1
2/19 09:10	96.3	↓-2.3
2/19 09:20	93.8	↓-2.5
2/19 09:30	91.2	↓-2.6
2/19 09:40	88.5	↓-2.7
2/19 09:50	85.6	↓-2.9
2/19 10:00	82.7	↓-2.9
2/19 10:10	79.6	↓-3.1	最大潮位差
2/19 10:20	76.6	↓-3.0
2/19 10:30	73.5	↓-3.1	最大潮位差
2/19 10:40	70.4	↓-3.1	最大潮位差
2/19 10:50	67.3	↓-3.1	最大潮位差
2/19 11:00	64.2	↓-3.1	最大潮位差
2/19 11:10	61.2	↓-3.0
2/19 11:20	58.2	↓-3.0
2/19 11:30	55.4	↓-2.8
2/19 11:40	52.7	↓-2.7
2/19 11:50	50.1	↓-2.6
2/19 12:00	47.6	↓-2.5
2/19 12:10	45.3	↓-2.3
2/19 12:20	43.2	↓-2.1
2/19 12:30	41.2	↓-2.0
2/19 12:40	39.4	↓-1.8
2/19 12:50	37.9	↓-1.5
2/19 13:00	36.5	↓-1.4
2/19 13:10	35.4	↓-1.1
2/19 13:20	34.4	↓-1.0
2/19 13:30	33.7	↓-0.7
2/19 13:40	33.1	↓-0.6
2/19 13:50	32.8	↓-0.3
2/19 14:00	32.7	↓-0.1	干潮
2/19 14:10	32.8	↑0.1
2/19 14:20	33.1	↑0.3
2/19 14:30	33.6	↑0.5
2/19 14:40	34.2	↑0.6
2/19 14:50	35.1	↑0.9
2/19 15:00	36.1	↑1.0
2/19 15:10	37.3	↑1.2
2/19 15:20	38.6	↑1.3
2/19 15:30	40.0	↑1.4
2/19 15:40	41.6	↑1.6
2/19 15:50	43.3	↑1.7
2/19 16:00	45.1	↑1.8
2/19 16:10	47.0	↑1.9
2/19 16:20	49.0	↑2.0
2/19 16:30	51.1	↑2.1
2/19 16:40	53.2	↑2.1
2/19 16:50	55.4	↑2.2
2/19 17:00	57.6	↑2.2
2/19 17:10	59.8	↑2.2
2/19 17:20	62.0	↑2.2
2/19 17:30	64.2	↑2.2
2/19 17:40	66.4	↑2.2
2/19 17:50	68.5	↑2.1
2/19 18:00	70.6	↑2.1
2/19 18:10	72.7	↑2.1
2/19 18:20	74.6	↑1.9
2/19 18:30	76.5	↑1.9
2/19 18:40	78.2	↑1.7
2/19 18:50	79.9	↑1.7
2/19 19:00	81.4	↑1.5
2/19 19:10	82.7	↑1.3
2/19 19:20	84.0	↑1.3
2/19 19:30	85.0	↑1.0
2/19 19:40	86.0	↑1.0
2/19 19:50	86.7	↑0.7
2/19 20:00	87.3	↑0.6
2/19 20:10	87.7	↑0.4
2/19 20:20	87.9	↑0.2	満潮
2/19 20:30	87.9	0
2/19 20:40	87.8	↓-0.1
2/19 20:50	87.5	↓-0.3
2/19 21:00	87.0	↓-0.5
2/19 21:10	86.4	↓-0.6
2/19 21:20	85.6	↓-0.8
2/19 21:30	84.7	↓-0.9
2/19 21:40	83.7	↓-1.0
2/19 21:50	82.6	↓-1.1
2/19 22:00	81.3	↓-1.3
2/19 22:10	80.0	↓-1.3
2/19 22:20	78.6	↓-1.4
2/19 22:30	77.2	↓-1.4
2/19 22:40	75.7	↓-1.5
2/19 22:50	74.3	↓-1.4
2/19 23:00	72.8	↓-1.5
2/19 23:10	71.3	↓-1.5
2/19 23:20	69.9	↓-1.4
2/19 23:30	68.5	↓-1.4
2/19 23:40	67.2	↓-1.3
2/19 23:50	66.0	↓-1.2