22 (土)	05:57	11:20	17:19	23:53
	111cm	49cm	123cm	13cm
中潮 出 06:18 入 17:27 出 07:35 入 19:44

那珂湊（茨城）2042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	4.3	↑1.4
2/22 00:10	6.0	↑1.7
2/22 00:20	8.0	↑2.0
2/22 00:30	10.3	↑2.3
2/22 00:40	12.9	↑2.6
2/22 00:50	15.8	↑2.9
2/22 01:00	18.9	↑3.1
2/22 01:10	22.3	↑3.4
2/22 01:20	25.8	↑3.5
2/22 01:30	29.5	↑3.7
2/22 01:40	33.4	↑3.9
2/22 01:50	37.4	↑4.0
2/22 02:00	41.5	↑4.1
2/22 02:10	45.7	↑4.2
2/22 02:20	49.9	↑4.2
2/22 02:30	54.2	↑4.3
2/22 02:40	58.5	↑4.3
2/22 02:50	62.8	↑4.3
2/22 03:00	67.0	↑4.2
2/22 03:10	71.1	↑4.1
2/22 03:20	75.2	↑4.1
2/22 03:30	79.1	↑3.9
2/22 03:40	82.9	↑3.8
2/22 03:50	86.5	↑3.6
2/22 04:00	89.9	↑3.4
2/22 04:10	93.2	↑3.3
2/22 04:20	96.2	↑3.0
2/22 04:30	98.9	↑2.7
2/22 04:40	101.4	↑2.5
2/22 04:50	103.6	↑2.2
2/22 05:00	105.5	↑1.9
2/22 05:10	107.1	↑1.6
2/22 05:20	108.4	↑1.3
2/22 05:30	109.4	↑1.0
2/22 05:40	110.0	↑0.6
2/22 05:50	110.4	↑0.4	満潮
2/22 06:00	110.4	0
2/22 06:10	110.1	↓-0.3
2/22 06:20	109.5	↓-0.6
2/22 06:30	108.6	↓-0.9
2/22 06:40	107.4	↓-1.2
2/22 06:50	106.0	↓-1.4
2/22 07:00	104.3	↓-1.7
2/22 07:10	102.3	↓-2.0
2/22 07:20	100.2	↓-2.1
2/22 07:30	97.8	↓-2.4
2/22 07:40	95.3	↓-2.5
2/22 07:50	92.6	↓-2.7
2/22 08:00	89.8	↓-2.8
2/22 08:10	86.9	↓-2.9
2/22 08:20	84.0	↓-2.9
2/22 08:30	81.0	↓-3.0
2/22 08:40	78.0	↓-3.0
2/22 08:50	75.0	↓-3.0
2/22 09:00	72.1	↓-2.9
2/22 09:10	69.3	↓-2.8
2/22 09:20	66.5	↓-2.8
2/22 09:30	63.9	↓-2.6
2/22 09:40	61.4	↓-2.5
2/22 09:50	59.1	↓-2.3
2/22 10:00	57.0	↓-2.1
2/22 10:10	55.1	↓-1.9
2/22 10:20	53.4	↓-1.7
2/22 10:30	51.9	↓-1.5
2/22 10:40	50.7	↓-1.2
2/22 10:50	49.8	↓-0.9
2/22 11:00	49.1	↓-0.7
2/22 11:10	48.7	↓-0.4	干潮
2/22 11:20	48.6	↓-0.1	干潮
2/22 11:30	48.8	↑0.2
2/22 11:40	49.2	↑0.4
2/22 11:50	49.9	↑0.7
2/22 12:00	50.9	↑1.0
2/22 12:10	52.1	↑1.2
2/22 12:20	53.6	↑1.5
2/22 12:30	55.3	↑1.7
2/22 12:40	57.3	↑2.0
2/22 12:50	59.4	↑2.1
2/22 13:00	61.7	↑2.3
2/22 13:10	64.2	↑2.5
2/22 13:20	66.9	↑2.7
2/22 13:30	69.7	↑2.8
2/22 13:40	72.6	↑2.9
2/22 13:50	75.7	↑3.1
2/22 14:00	78.8	↑3.1
2/22 14:10	81.9	↑3.1
2/22 14:20	85.1	↑3.2
2/22 14:30	88.3	↑3.2
2/22 14:40	91.5	↑3.2
2/22 14:50	94.6	↑3.1
2/22 15:00	97.7	↑3.1
2/22 15:10	100.7	↑3.0
2/22 15:20	103.6	↑2.9
2/22 15:30	106.3	↑2.7
2/22 15:40	108.9	↑2.6
2/22 15:50	111.4	↑2.5
2/22 16:00	113.6	↑2.2
2/22 16:10	115.6	↑2.0
2/22 16:20	117.4	↑1.8
2/22 16:30	119.0	↑1.6
2/22 16:40	120.2	↑1.2
2/22 16:50	121.2	↑1.0
2/22 17:00	122.0	↑0.8
2/22 17:10	122.4	↑0.4	満潮
2/22 17:20	122.5	↑0.1
2/22 17:30	122.2	↓-0.3
2/22 17:40	121.7	↓-0.5
2/22 17:50	120.8	↓-0.9
2/22 18:00	119.6	↓-1.2
2/22 18:10	118.1	↓-1.5
2/22 18:20	116.3	↓-1.8
2/22 18:30	114.1	↓-2.2
2/22 18:40	111.7	↓-2.4
2/22 18:50	109.0	↓-2.7
2/22 19:00	106.0	↓-3.0
2/22 19:10	102.7	↓-3.3
2/22 19:20	99.2	↓-3.5
2/22 19:30	95.5	↓-3.7
2/22 19:40	91.6	↓-3.9
2/22 19:50	87.5	↓-4.1
2/22 20:00	83.4	↓-4.1
2/22 20:10	79.0	↓-4.4
2/22 20:20	74.7	↓-4.3
2/22 20:30	70.2	↓-4.5	最大潮位差
2/22 20:40	65.8	↓-4.4
2/22 20:50	61.3	↓-4.5	最大潮位差
2/22 21:00	56.9	↓-4.4
2/22 21:10	52.6	↓-4.3
2/22 21:20	48.3	↓-4.3
2/22 21:30	44.2	↓-4.1
2/22 21:40	40.3	↓-3.9
2/22 21:50	36.5	↓-3.8
2/22 22:00	32.9	↓-3.6
2/22 22:10	29.6	↓-3.3
2/22 22:20	26.5	↓-3.1
2/22 22:30	23.7	↓-2.8
2/22 22:40	21.2	↓-2.5
2/22 22:50	19.0	↓-2.2
2/22 23:00	17.0	↓-2.0
2/22 23:10	15.4	↓-1.6
2/22 23:20	14.2	↓-1.2
2/22 23:30	13.3	↓-0.9
2/22 23:40	12.7	↓-0.6
2/22 23:50	12.4	↓-0.3	干潮