14 (火)	06:14	11:59	18:08	-
	113cm	40cm	116cm	-
中潮 出 06:27 入 17:18 出 07:59 入 20:52

那珂湊（茨城）2051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	16.8	↑0.3
2/14 00:10	17.5	↑0.7
2/14 00:20	18.5	↑1.0
2/14 00:30	19.8	↑1.3
2/14 00:40	21.3	↑1.5
2/14 00:50	23.2	↑1.9
2/14 01:00	25.4	↑2.2
2/14 01:10	27.8	↑2.4
2/14 01:20	30.4	↑2.6
2/14 01:30	33.2	↑2.8
2/14 01:40	36.3	↑3.1
2/14 01:50	39.5	↑3.2
2/14 02:00	42.9	↑3.4
2/14 02:10	46.4	↑3.5
2/14 02:20	50.1	↑3.7
2/14 02:30	53.8	↑3.7
2/14 02:40	57.6	↑3.8
2/14 02:50	61.4	↑3.8
2/14 03:00	65.2	↑3.8
2/14 03:10	69.1	↑3.9	最大潮位差
2/14 03:20	72.9	↑3.8
2/14 03:30	76.7	↑3.8
2/14 03:40	80.3	↑3.6
2/14 03:50	83.9	↑3.6
2/14 04:00	87.4	↑3.5
2/14 04:10	90.7	↑3.3
2/14 04:20	93.9	↑3.2
2/14 04:30	96.8	↑2.9
2/14 04:40	99.6	↑2.8
2/14 04:50	102.1	↑2.5
2/14 05:00	104.4	↑2.3
2/14 05:10	106.4	↑2.0
2/14 05:20	108.2	↑1.8
2/14 05:30	109.6	↑1.4
2/14 05:40	110.8	↑1.2
2/14 05:50	111.7	↑0.9
2/14 06:00	112.3	↑0.6
2/14 06:10	112.5	↑0.2	満潮
2/14 06:20	112.5	0
2/14 06:30	112.1	↓-0.4
2/14 06:40	111.4	↓-0.7
2/14 06:50	110.4	↓-1.0
2/14 07:00	109.1	↓-1.3
2/14 07:10	107.6	↓-1.5
2/14 07:20	105.7	↓-1.9
2/14 07:30	103.7	↓-2.0
2/14 07:40	101.3	↓-2.4
2/14 07:50	98.8	↓-2.5
2/14 08:00	96.1	↓-2.7
2/14 08:10	93.2	↓-2.9
2/14 08:20	90.1	↓-3.1
2/14 08:30	87.0	↓-3.1
2/14 08:40	83.7	↓-3.3
2/14 08:50	80.4	↓-3.3
2/14 09:00	77.1	↓-3.3
2/14 09:10	73.7	↓-3.4
2/14 09:20	70.4	↓-3.3
2/14 09:30	67.1	↓-3.3
2/14 09:40	63.9	↓-3.2
2/14 09:50	60.8	↓-3.1
2/14 10:00	57.9	↓-2.9
2/14 10:10	55.1	↓-2.8
2/14 10:20	52.4	↓-2.7
2/14 10:30	50.0	↓-2.4
2/14 10:40	47.8	↓-2.2
2/14 10:50	45.8	↓-2.0
2/14 11:00	44.1	↓-1.7
2/14 11:10	42.6	↓-1.5
2/14 11:20	41.4	↓-1.2
2/14 11:30	40.5	↓-0.9
2/14 11:40	39.8	↓-0.7
2/14 11:50	39.4	↓-0.4	干潮
2/14 12:00	39.4	0
2/14 12:10	39.5	↑0.1
2/14 12:20	40.0	↑0.5
2/14 12:30	40.8	↑0.8
2/14 12:40	41.8	↑1.0
2/14 12:50	43.0	↑1.2
2/14 13:00	44.5	↑1.5
2/14 13:10	46.3	↑1.8
2/14 13:20	48.3	↑2.0
2/14 13:30	50.4	↑2.1
2/14 13:40	52.8	↑2.4
2/14 13:50	55.3	↑2.5
2/14 14:00	58.0	↑2.7
2/14 14:10	60.8	↑2.8
2/14 14:20	63.7	↑2.9
2/14 14:30	66.8	↑3.1
2/14 14:40	69.9	↑3.1
2/14 14:50	73.0	↑3.1
2/14 15:00	76.2	↑3.2
2/14 15:10	79.4	↑3.2
2/14 15:20	82.6	↑3.2
2/14 15:30	85.7	↑3.1
2/14 15:40	88.8	↑3.1
2/14 15:50	91.9	↑3.1
2/14 16:00	94.8	↑2.9
2/14 16:10	97.6	↑2.8
2/14 16:20	100.3	↑2.7
2/14 16:30	102.8	↑2.5
2/14 16:40	105.2	↑2.4
2/14 16:50	107.3	↑2.1
2/14 17:00	109.2	↑1.9
2/14 17:10	110.9	↑1.7
2/14 17:20	112.4	↑1.5
2/14 17:30	113.6	↑1.2
2/14 17:40	114.6	↑1.0
2/14 17:50	115.2	↑0.6
2/14 18:00	115.6	↑0.4	満潮
2/14 18:10	115.7	↑0.1
2/14 18:20	115.4	↓-0.3
2/14 18:30	114.9	↓-0.5
2/14 18:40	114.1	↓-0.8
2/14 18:50	112.9	↓-1.2
2/14 19:00	111.5	↓-1.4
2/14 19:10	109.8	↓-1.7
2/14 19:20	107.8	↓-2.0
2/14 19:30	105.6	↓-2.2
2/14 19:40	103.1	↓-2.5
2/14 19:50	100.4	↓-2.7
2/14 20:00	97.5	↓-2.9
2/14 20:10	94.3	↓-3.2
2/14 20:20	91.0	↓-3.3
2/14 20:30	87.6	↓-3.4
2/14 20:40	84.0	↓-3.6
2/14 20:50	80.4	↓-3.6
2/14 21:00	76.7	↓-3.7
2/14 21:10	72.9	↓-3.8
2/14 21:20	69.2	↓-3.7
2/14 21:30	65.4	↓-3.8
2/14 21:40	61.7	↓-3.7
2/14 21:50	58.1	↓-3.6
2/14 22:00	54.6	↓-3.5
2/14 22:10	51.3	↓-3.3
2/14 22:20	48.0	↓-3.3
2/14 22:30	45.0	↓-3.0
2/14 22:40	42.1	↓-2.9
2/14 22:50	39.5	↓-2.6
2/14 23:00	37.1	↓-2.4
2/14 23:10	35.0	↓-2.1
2/14 23:20	33.1	↓-1.9
2/14 23:30	31.5	↓-1.6
2/14 23:40	30.2	↓-1.3
2/14 23:50	29.2	↓-1.0