22 (火)	04:50	10:21	16:20	22:53
	113cm	45cm	125cm	10cm
大潮 出 06:18 入 17:27 出 06:13 入 18:19

那珂湊（茨城）2050年02月22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
2/22 00:00	22.4	↑3.2
2/22 00:10	25.8	↑3.4
2/22 00:20	29.5	↑3.7
2/22 00:30	33.3	↑3.8
2/22 00:40	37.3	↑4.0
2/22 00:50	41.4	↑4.1
2/22 01:00	45.6	↑4.2
2/22 01:10	49.8	↑4.2
2/22 01:20	54.1	↑4.3
2/22 01:30	58.5	↑4.4
2/22 01:40	62.8	↑4.3
2/22 01:50	67.1	↑4.3
2/22 02:00	71.3	↑4.2
2/22 02:10	75.4	↑4.1
2/22 02:20	79.5	↑4.1
2/22 02:30	83.3	↑3.8
2/22 02:40	87.1	↑3.8
2/22 02:50	90.6	↑3.5
2/22 03:00	93.9	↑3.3
2/22 03:10	97.0	↑3.1
2/22 03:20	99.9	↑2.9
2/22 03:30	102.5	↑2.6
2/22 03:40	104.8	↑2.3
2/22 03:50	106.8	↑2.0
2/22 04:00	108.6	↑1.8
2/22 04:10	110.0	↑1.4
2/22 04:20	111.1	↑1.1
2/22 04:30	111.8	↑0.7
2/22 04:40	112.3	↑0.5	満潮
2/22 04:50	112.4	↑0.1	満潮
2/22 05:00	112.2	↓-0.2
2/22 05:10	111.7	↓-0.5
2/22 05:20	110.9	↓-0.8
2/22 05:30	109.7	↓-1.2
2/22 05:40	108.3	↓-1.4
2/22 05:50	106.6	↓-1.7
2/22 06:00	104.7	↓-1.9
2/22 06:10	102.5	↓-2.2
2/22 06:20	100.1	↓-2.4
2/22 06:30	97.5	↓-2.6
2/22 06:40	94.8	↓-2.7
2/22 06:50	91.9	↓-2.9
2/22 07:00	88.8	↓-3.1
2/22 07:10	85.7	↓-3.1
2/22 07:20	82.6	↓-3.1
2/22 07:30	79.4	↓-3.2
2/22 07:40	76.2	↓-3.2
2/22 07:50	73.0	↓-3.2
2/22 08:00	69.9	↓-3.1
2/22 08:10	66.8	↓-3.1
2/22 08:20	63.9	↓-2.9
2/22 08:30	61.1	↓-2.8
2/22 08:40	58.5	↓-2.6
2/22 08:50	56.0	↓-2.5
2/22 09:00	53.7	↓-2.3
2/22 09:10	51.7	↓-2.0
2/22 09:20	49.9	↓-1.8
2/22 09:30	48.3	↓-1.6
2/22 09:40	47.1	↓-1.2
2/22 09:50	46.1	↓-1.0
2/22 10:00	45.3	↓-0.8
2/22 10:10	44.9	↓-0.4
2/22 10:20	44.8	↓-0.1	干潮
2/22 10:30	44.9	↑0.1
2/22 10:40	45.4	↑0.5
2/22 10:50	46.1	↑0.7
2/22 11:00	47.1	↑1.0
2/22 11:10	48.4	↑1.3
2/22 11:20	50.0	↑1.6
2/22 11:30	51.8	↑1.8
2/22 11:40	53.9	↑2.1
2/22 11:50	56.1	↑2.2
2/22 12:00	58.6	↑2.5
2/22 12:10	61.3	↑2.7
2/22 12:20	64.2	↑2.9
2/22 12:30	67.2	↑3.0
2/22 12:40	70.3	↑3.1
2/22 12:50	73.6	↑3.3
2/22 13:00	76.9	↑3.3
2/22 13:10	80.3	↑3.4
2/22 13:20	83.7	↑3.4
2/22 13:30	87.1	↑3.4
2/22 13:40	90.6	↑3.5
2/22 13:50	93.9	↑3.3
2/22 14:00	97.2	↑3.3
2/22 14:10	100.5	↑3.3
2/22 14:20	103.6	↑3.1
2/22 14:30	106.5	↑2.9
2/22 14:40	109.3	↑2.8
2/22 14:50	112.0	↑2.7
2/22 15:00	114.4	↑2.4
2/22 15:10	116.5	↑2.1
2/22 15:20	118.5	↑2.0
2/22 15:30	120.1	↑1.6
2/22 15:40	121.5	↑1.4
2/22 15:50	122.6	↑1.1
2/22 16:00	123.4	↑0.8
2/22 16:10	123.9	↑0.5	満潮
2/22 16:20	124.0	↑0.1	満潮
2/22 16:30	123.8	↓-0.2
2/22 16:40	123.3	↓-0.5
2/22 16:50	122.4	↓-0.9
2/22 17:00	121.2	↓-1.2
2/22 17:10	119.6	↓-1.6
2/22 17:20	117.7	↓-1.9
2/22 17:30	115.5	↓-2.2
2/22 17:40	113.0	↓-2.5
2/22 17:50	110.1	↓-2.9
2/22 18:00	107.0	↓-3.1
2/22 18:10	103.6	↓-3.4
2/22 18:20	100.0	↓-3.6
2/22 18:30	96.2	↓-3.8
2/22 18:40	92.1	↓-4.1
2/22 18:50	87.9	↓-4.2
2/22 19:00	83.5	↓-4.4
2/22 19:10	79.1	↓-4.4
2/22 19:20	74.5	↓-4.6
2/22 19:30	69.9	↓-4.6
2/22 19:40	65.2	↓-4.7	最大潮位差
2/22 19:50	60.6	↓-4.6
2/22 20:00	56.0	↓-4.6
2/22 20:10	51.5	↓-4.5
2/22 20:20	47.1	↓-4.4
2/22 20:30	42.8	↓-4.3
2/22 20:40	38.6	↓-4.2
2/22 20:50	34.7	↓-3.9
2/22 21:00	30.9	↓-3.8
2/22 21:10	27.4	↓-3.5
2/22 21:20	24.2	↓-3.2
2/22 21:30	21.3	↓-2.9
2/22 21:40	18.6	↓-2.7
2/22 21:50	16.3	↓-2.3
2/22 22:00	14.3	↓-2.0
2/22 22:10	12.6	↓-1.7
2/22 22:20	11.3	↓-1.3
2/22 22:30	10.3	↓-1.0
2/22 22:40	9.7	↓-0.6
2/22 22:50	9.5	↓-0.2	干潮
2/22 23:00	9.6	↑0.1
2/22 23:10	10.1	↑0.5
2/22 23:20	10.9	↑0.8
2/22 23:30	12.0	↑1.1
2/22 23:40	13.5	↑1.5
2/22 23:50	15.4	↑1.9