22 (木)	06:21	11:49	17:48	-
	109cm	49cm	114cm	-
中潮 出 06:18 入 17:27 出 20:21 入 08:01

那珂湊（茨城）2057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	11.2	↑0.5
2/22 00:10	12.0	↑0.8
2/22 00:20	13.1	↑1.1
2/22 00:30	14.5	↑1.4
2/22 00:40	16.2	↑1.7
2/22 00:50	18.2	↑2.0
2/22 01:00	20.4	↑2.2
2/22 01:10	22.9	↑2.5
2/22 01:20	25.6	↑2.7
2/22 01:30	28.5	↑2.9
2/22 01:40	31.6	↑3.1
2/22 01:50	34.8	↑3.2
2/22 02:00	38.2	↑3.4
2/22 02:10	41.8	↑3.6
2/22 02:20	45.4	↑3.6
2/22 02:30	49.1	↑3.7
2/22 02:40	52.9	↑3.8
2/22 02:50	56.7	↑3.8
2/22 03:00	60.5	↑3.8
2/22 03:10	64.3	↑3.8
2/22 03:20	68.0	↑3.7
2/22 03:30	71.8	↑3.8
2/22 03:40	75.4	↑3.6
2/22 03:50	78.9	↑3.5
2/22 04:00	82.4	↑3.5
2/22 04:10	85.6	↑3.2
2/22 04:20	88.8	↑3.2
2/22 04:30	91.7	↑2.9
2/22 04:40	94.5	↑2.8
2/22 04:50	97.0	↑2.5
2/22 05:00	99.3	↑2.3
2/22 05:10	101.4	↑2.1
2/22 05:20	103.2	↑1.8
2/22 05:30	104.8	↑1.6
2/22 05:40	106.1	↑1.3
2/22 05:50	107.1	↑1.0
2/22 06:00	107.8	↑0.7
2/22 06:10	108.2	↑0.4
2/22 06:20	108.3	↑0.1	満潮
2/22 06:30	108.2	↓-0.1
2/22 06:40	107.7	↓-0.5
2/22 06:50	107.0	↓-0.7
2/22 07:00	106.0	↓-1.0
2/22 07:10	104.8	↓-1.2
2/22 07:20	103.3	↓-1.5
2/22 07:30	101.5	↓-1.8
2/22 07:40	99.6	↓-1.9
2/22 07:50	97.4	↓-2.2
2/22 08:00	95.1	↓-2.3
2/22 08:10	92.7	↓-2.4
2/22 08:20	90.1	↓-2.6
2/22 08:30	87.4	↓-2.7
2/22 08:40	84.6	↓-2.8
2/22 08:50	81.8	↓-2.8
2/22 09:00	78.9	↓-2.9
2/22 09:10	76.0	↓-2.9
2/22 09:20	73.2	↓-2.8
2/22 09:30	70.4	↓-2.8
2/22 09:40	67.7	↓-2.7
2/22 09:50	65.1	↓-2.6
2/22 10:00	62.7	↓-2.4
2/22 10:10	60.3	↓-2.4
2/22 10:20	58.2	↓-2.1
2/22 10:30	56.2	↓-2.0
2/22 10:40	54.5	↓-1.7
2/22 10:50	52.9	↓-1.6
2/22 11:00	51.6	↓-1.3
2/22 11:10	50.5	↓-1.1
2/22 11:20	49.6	↓-0.9
2/22 11:30	49.1	↓-0.5
2/22 11:40	48.7	↓-0.4	干潮
2/22 11:50	48.6	↓-0.1
2/22 12:00	48.8	↑0.2
2/22 12:10	49.2	↑0.4
2/22 12:20	49.9	↑0.7
2/22 12:30	50.8	↑0.9
2/22 12:40	52.0	↑1.2
2/22 12:50	53.3	↑1.3
2/22 13:00	54.9	↑1.6
2/22 13:10	56.7	↑1.8
2/22 13:20	58.6	↑1.9
2/22 13:30	60.7	↑2.1
2/22 13:40	63.0	↑2.3
2/22 13:50	65.4	↑2.4
2/22 14:00	67.9	↑2.5
2/22 14:10	70.5	↑2.6
2/22 14:20	73.2	↑2.7
2/22 14:30	75.9	↑2.7
2/22 14:40	78.7	↑2.8
2/22 14:50	81.5	↑2.8
2/22 15:00	84.3	↑2.8
2/22 15:10	87.1	↑2.8
2/22 15:20	89.9	↑2.8
2/22 15:30	92.6	↑2.7
2/22 15:40	95.2	↑2.6
2/22 15:50	97.7	↑2.5
2/22 16:00	100.1	↑2.4
2/22 16:10	102.3	↑2.2
2/22 16:20	104.4	↑2.1
2/22 16:30	106.4	↑2.0
2/22 16:40	108.1	↑1.7
2/22 16:50	109.7	↑1.6
2/22 17:00	111.0	↑1.3
2/22 17:10	112.1	↑1.1
2/22 17:20	112.9	↑0.8
2/22 17:30	113.5	↑0.6
2/22 17:40	113.9	↑0.4	満潮
2/22 17:50	113.9	0
2/22 18:00	113.7	↓-0.2
2/22 18:10	113.2	↓-0.5
2/22 18:20	112.5	↓-0.7
2/22 18:30	111.4	↓-1.1
2/22 18:40	110.1	↓-1.3
2/22 18:50	108.4	↓-1.7
2/22 19:00	106.5	↓-1.9
2/22 19:10	104.4	↓-2.1
2/22 19:20	102.0	↓-2.4
2/22 19:30	99.4	↓-2.6
2/22 19:40	96.5	↓-2.9
2/22 19:50	93.5	↓-3.0
2/22 20:00	90.2	↓-3.3
2/22 20:10	86.8	↓-3.4
2/22 20:20	83.3	↓-3.5
2/22 20:30	79.6	↓-3.7
2/22 20:40	75.9	↓-3.7
2/22 20:50	72.0	↓-3.9	最大潮位差
2/22 21:00	68.2	↓-3.8
2/22 21:10	64.3	↓-3.9	最大潮位差
2/22 21:20	60.5	↓-3.8
2/22 21:30	56.7	↓-3.8
2/22 21:40	53.0	↓-3.7
2/22 21:50	49.4	↓-3.6
2/22 22:00	45.9	↓-3.5
2/22 22:10	42.5	↓-3.4
2/22 22:20	39.4	↓-3.1
2/22 22:30	36.4	↓-3.0
2/22 22:40	33.7	↓-2.7
2/22 22:50	31.1	↓-2.6
2/22 23:00	28.9	↓-2.2
2/22 23:10	26.9	↓-2.0
2/22 23:20	25.1	↓-1.8
2/22 23:30	23.7	↓-1.4
2/22 23:40	22.5	↓-1.2
2/22 23:50	21.7	↓-0.8