14 (日)	06:12	11:37	17:30	-
	114cm	53cm	121cm	-
中潮 出 06:27 入 17:19 出 20:04 入 07:57

那珂湊（茨城）2055年02月14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
2/14 00:00	4.0	↑1.0
2/14 00:10	5.4	↑1.4
2/14 00:20	7.0	↑1.6
2/14 00:30	9.0	↑2.0
2/14 00:40	11.3	↑2.3
2/14 00:50	13.9	↑2.6
2/14 01:00	16.8	↑2.9
2/14 01:10	19.9	↑3.1
2/14 01:20	23.2	↑3.3
2/14 01:30	26.7	↑3.5
2/14 01:40	30.4	↑3.7
2/14 01:50	34.3	↑3.9
2/14 02:00	38.3	↑4.0
2/14 02:10	42.4	↑4.1
2/14 02:20	46.6	↑4.2
2/14 02:30	50.9	↑4.3
2/14 02:40	55.2	↑4.3
2/14 02:50	59.5	↑4.3
2/14 03:00	63.9	↑4.4	最大潮位差
2/14 03:10	68.1	↑4.2
2/14 03:20	72.4	↑4.3
2/14 03:30	76.5	↑4.1
2/14 03:40	80.5	↑4.0
2/14 03:50	84.4	↑3.9
2/14 04:00	88.1	↑3.7
2/14 04:10	91.6	↑3.5
2/14 04:20	95.0	↑3.4
2/14 04:30	98.1	↑3.1
2/14 04:40	101.0	↑2.9
2/14 04:50	103.6	↑2.6
2/14 05:00	105.9	↑2.3
2/14 05:10	108.0	↑2.1
2/14 05:20	109.8	↑1.8
2/14 05:30	111.2	↑1.4
2/14 05:40	112.4	↑1.2
2/14 05:50	113.2	↑0.8
2/14 06:00	113.7	↑0.5
2/14 06:10	113.9	↑0.2	満潮
2/14 06:20	113.7	↓-0.2
2/14 06:30	113.3	↓-0.4
2/14 06:40	112.6	↓-0.7
2/14 06:50	111.5	↓-1.1
2/14 07:00	110.2	↓-1.3
2/14 07:10	108.6	↓-1.6
2/14 07:20	106.8	↓-1.8
2/14 07:30	104.7	↓-2.1
2/14 07:40	102.5	↓-2.2
2/14 07:50	100.0	↓-2.5
2/14 08:00	97.4	↓-2.6
2/14 08:10	94.7	↓-2.7
2/14 08:20	91.9	↓-2.8
2/14 08:30	88.9	↓-3.0
2/14 08:40	86.0	↓-2.9
2/14 08:50	83.0	↓-3.0
2/14 09:00	80.0	↓-3.0
2/14 09:10	77.1	↓-2.9
2/14 09:20	74.2	↓-2.9
2/14 09:30	71.4	↓-2.8
2/14 09:40	68.7	↓-2.7
2/14 09:50	66.2	↓-2.5
2/14 10:00	63.8	↓-2.4
2/14 10:10	61.6	↓-2.2
2/14 10:20	59.6	↓-2.0
2/14 10:30	57.8	↓-1.8
2/14 10:40	56.3	↓-1.5
2/14 10:50	54.9	↓-1.4
2/14 11:00	53.9	↓-1.0
2/14 11:10	53.1	↓-0.8
2/14 11:20	52.5	↓-0.6
2/14 11:30	52.2	↓-0.3	干潮
2/14 11:40	52.2	0
2/14 11:50	52.5	↑0.3
2/14 12:00	53.0	↑0.5
2/14 12:10	53.7	↑0.7
2/14 12:20	54.8	↑1.1
2/14 12:30	56.0	↑1.2
2/14 12:40	57.5	↑1.5
2/14 12:50	59.2	↑1.7
2/14 13:00	61.1	↑1.9
2/14 13:10	63.2	↑2.1
2/14 13:20	65.5	↑2.3
2/14 13:30	67.9	↑2.4
2/14 13:40	70.5	↑2.6
2/14 13:50	73.2	↑2.7
2/14 14:00	76.0	↑2.8
2/14 14:10	78.9	↑2.9
2/14 14:20	81.8	↑2.9
2/14 14:30	84.8	↑3.0
2/14 14:40	87.8	↑3.0
2/14 14:50	90.7	↑2.9
2/14 15:00	93.7	↑3.0
2/14 15:10	96.6	↑2.9
2/14 15:20	99.4	↑2.8
2/14 15:30	102.2	↑2.8
2/14 15:40	104.8	↑2.6
2/14 15:50	107.3	↑2.5
2/14 16:00	109.6	↑2.3
2/14 16:10	111.7	↑2.1
2/14 16:20	113.7	↑2.0
2/14 16:30	115.4	↑1.7
2/14 16:40	116.9	↑1.5
2/14 16:50	118.2	↑1.3
2/14 17:00	119.2	↑1.0
2/14 17:10	119.9	↑0.7
2/14 17:20	120.3	↑0.4	満潮
2/14 17:30	120.4	↑0.1	満潮
2/14 17:40	120.2	↓-0.2
2/14 17:50	119.7	↓-0.5
2/14 18:00	118.9	↓-0.8
2/14 18:10	117.8	↓-1.1
2/14 18:20	116.4	↓-1.4
2/14 18:30	114.6	↓-1.8
2/14 18:40	112.5	↓-2.1
2/14 18:50	110.2	↓-2.3
2/14 19:00	107.5	↓-2.7
2/14 19:10	104.6	↓-2.9
2/14 19:20	101.5	↓-3.1
2/14 19:30	98.1	↓-3.4
2/14 19:40	94.4	↓-3.7
2/14 19:50	90.6	↓-3.8
2/14 20:00	86.7	↓-3.9
2/14 20:10	82.5	↓-4.2
2/14 20:20	78.3	↓-4.2
2/14 20:30	74.0	↓-4.3
2/14 20:40	69.6	↓-4.4	最大潮位差
2/14 20:50	65.2	↓-4.4	最大潮位差
2/14 21:00	60.8	↓-4.4	最大潮位差
2/14 21:10	56.4	↓-4.4	最大潮位差
2/14 21:20	52.1	↓-4.3
2/14 21:30	47.9	↓-4.2
2/14 21:40	43.8	↓-4.1
2/14 21:50	39.9	↓-3.9
2/14 22:00	36.1	↓-3.8
2/14 22:10	32.6	↓-3.5
2/14 22:20	29.2	↓-3.4
2/14 22:30	26.1	↓-3.1
2/14 22:40	23.3	↓-2.8
2/14 22:50	20.7	↓-2.6
2/14 23:00	18.5	↓-2.2
2/14 23:10	16.5	↓-2.0
2/14 23:20	14.9	↓-1.6
2/14 23:30	13.6	↓-1.3
2/14 23:40	12.6	↓-1.0
2/14 23:50	11.9	↓-0.7