14 (月)	06:30	00:10	18:41	12:24
	111cm	24cm	113cm	36cm
中潮 出 06:28 入 17:18 出 21:47 入 08:11

那珂湊（茨城）2028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	23.4	↓-0.4	干潮
2/14 00:10	23.3	↓-0.1	干潮
2/14 00:20	23.5	↑0.2
2/14 00:30	24.0	↑0.5
2/14 00:40	24.8	↑0.8
2/14 00:50	25.9	↑1.1
2/14 01:00	27.3	↑1.4
2/14 01:10	28.9	↑1.6
2/14 01:20	30.8	↑1.9
2/14 01:30	33.0	↑2.2
2/14 01:40	35.4	↑2.4
2/14 01:50	38.0	↑2.6
2/14 02:00	40.7	↑2.7
2/14 02:10	43.7	↑3.0
2/14 02:20	46.8	↑3.1
2/14 02:30	50.0	↑3.2
2/14 02:40	53.4	↑3.4
2/14 02:50	56.8	↑3.4
2/14 03:00	60.3	↑3.5
2/14 03:10	63.8	↑3.5
2/14 03:20	67.4	↑3.6	最大潮位差
2/14 03:30	71.0	↑3.6	最大潮位差
2/14 03:40	74.5	↑3.5
2/14 03:50	78.0	↑3.5
2/14 04:00	81.4	↑3.4
2/14 04:10	84.8	↑3.4
2/14 04:20	88.0	↑3.2
2/14 04:30	91.1	↑3.1
2/14 04:40	94.0	↑2.9
2/14 04:50	96.7	↑2.7
2/14 05:00	99.3	↑2.6
2/14 05:10	101.6	↑2.3
2/14 05:20	103.7	↑2.1
2/14 05:30	105.6	↑1.9
2/14 05:40	107.2	↑1.6
2/14 05:50	108.5	↑1.3
2/14 06:00	109.5	↑1.0
2/14 06:10	110.2	↑0.7
2/14 06:20	110.7	↑0.5	満潮
2/14 06:30	110.8	↑0.1	満潮
2/14 06:40	110.7	↓-0.1
2/14 06:50	110.2	↓-0.5
2/14 07:00	109.4	↓-0.8
2/14 07:10	108.3	↓-1.1
2/14 07:20	107.0	↓-1.3
2/14 07:30	105.4	↓-1.6
2/14 07:40	103.5	↓-1.9
2/14 07:50	101.3	↓-2.2
2/14 08:00	99.0	↓-2.3
2/14 08:10	96.4	↓-2.6
2/14 08:20	93.6	↓-2.8
2/14 08:30	90.7	↓-2.9
2/14 08:40	87.6	↓-3.1
2/14 08:50	84.4	↓-3.2
2/14 09:00	81.2	↓-3.2
2/14 09:10	77.8	↓-3.4
2/14 09:20	74.5	↓-3.3
2/14 09:30	71.1	↓-3.4
2/14 09:40	67.7	↓-3.4
2/14 09:50	64.4	↓-3.3
2/14 10:00	61.2	↓-3.2
2/14 10:10	58.1	↓-3.1
2/14 10:20	55.0	↓-3.1
2/14 10:30	52.2	↓-2.8
2/14 10:40	49.5	↓-2.7
2/14 10:50	47.0	↓-2.5
2/14 11:00	44.7	↓-2.3
2/14 11:10	42.6	↓-2.1
2/14 11:20	40.8	↓-1.8
2/14 11:30	39.2	↓-1.6
2/14 11:40	37.9	↓-1.3
2/14 11:50	36.8	↓-1.1
2/14 12:00	36.1	↓-0.7
2/14 12:10	35.6	↓-0.5
2/14 12:20	35.3	↓-0.3	干潮
2/14 12:30	35.4	↑0.1
2/14 12:40	35.7	↑0.3
2/14 12:50	36.3	↑0.6
2/14 13:00	37.1	↑0.8
2/14 13:10	38.2	↑1.1
2/14 13:20	39.6	↑1.4
2/14 13:30	41.2	↑1.6
2/14 13:40	43.0	↑1.8
2/14 13:50	45.0	↑2.0
2/14 14:00	47.2	↑2.2
2/14 14:10	49.6	↑2.4
2/14 14:20	52.1	↑2.5
2/14 14:30	54.8	↑2.7
2/14 14:40	57.6	↑2.8
2/14 14:50	60.5	↑2.9
2/14 15:00	63.6	↑3.1
2/14 15:10	66.6	↑3.0
2/14 15:20	69.8	↑3.2
2/14 15:30	72.9	↑3.1
2/14 15:40	76.1	↑3.2
2/14 15:50	79.3	↑3.2
2/14 16:00	82.4	↑3.1
2/14 16:10	85.5	↑3.1
2/14 16:20	88.5	↑3.0
2/14 16:30	91.4	↑2.9
2/14 16:40	94.1	↑2.7
2/14 16:50	96.8	↑2.7
2/14 17:00	99.3	↑2.5
2/14 17:10	101.6	↑2.3
2/14 17:20	103.7	↑2.1
2/14 17:30	105.7	↑2.0
2/14 17:40	107.4	↑1.7
2/14 17:50	108.8	↑1.4
2/14 18:00	110.0	↑1.2
2/14 18:10	111.0	↑1.0
2/14 18:20	111.7	↑0.7
2/14 18:30	112.1	↑0.4
2/14 18:40	112.2	↑0.1	満潮
2/14 18:50	112.1	↓-0.1
2/14 19:00	111.7	↓-0.4
2/14 19:10	110.9	↓-0.8
2/14 19:20	109.9	↓-1.0
2/14 19:30	108.7	↓-1.2
2/14 19:40	107.1	↓-1.6
2/14 19:50	105.4	↓-1.7
2/14 20:00	103.3	↓-2.1
2/14 20:10	101.1	↓-2.2
2/14 20:20	98.7	↓-2.4
2/14 20:30	96.0	↓-2.7
2/14 20:40	93.2	↓-2.8
2/14 20:50	90.3	↓-2.9
2/14 21:00	87.2	↓-3.1
2/14 21:10	84.0	↓-3.2
2/14 21:20	80.8	↓-3.2
2/14 21:30	77.5	↓-3.3
2/14 21:40	74.2	↓-3.3
2/14 21:50	71.0	↓-3.2
2/14 22:00	67.7	↓-3.3
2/14 22:10	64.5	↓-3.2
2/14 22:20	61.4	↓-3.1
2/14 22:30	58.4	↓-3.0
2/14 22:40	55.6	↓-2.8
2/14 22:50	52.9	↓-2.7
2/14 23:00	50.4	↓-2.5
2/14 23:10	48.0	↓-2.4
2/14 23:20	45.9	↓-2.1
2/14 23:30	44.0	↓-1.9
2/14 23:40	42.3	↓-1.7
2/14 23:50	40.9	↓-1.4