01 (月)	07:13	00:17	18:20	12:44
	112cm	20cm	104cm	62cm
中潮 出 06:40 入 17:05 出 09:06 入 21:08

那珂湊（茨城）2055年02月01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
2/1 00:00	20.0	↓-0.6
2/1 00:10	19.7	↓-0.3	干潮
2/1 00:20	19.6	↓-0.1
2/1 00:30	19.9	↑0.3
2/1 00:40	20.4	↑0.5
2/1 00:50	21.2	↑0.8
2/1 01:00	22.2	↑1.0
2/1 01:10	23.5	↑1.3
2/1 01:20	25.1	↑1.6
2/1 01:30	26.9	↑1.8
2/1 01:40	28.9	↑2.0
2/1 01:50	31.1	↑2.2
2/1 02:00	33.5	↑2.4
2/1 02:10	36.1	↑2.6
2/1 02:20	38.8	↑2.7
2/1 02:30	41.7	↑2.9
2/1 02:40	44.7	↑3.0
2/1 02:50	47.9	↑3.2
2/1 03:00	51.1	↑3.2
2/1 03:10	54.4	↑3.3
2/1 03:20	57.8	↑3.4
2/1 03:30	61.2	↑3.4
2/1 03:40	64.6	↑3.4
2/1 03:50	68.1	↑3.5	最大潮位差
2/1 04:00	71.5	↑3.4
2/1 04:10	74.9	↑3.4
2/1 04:20	78.3	↑3.4
2/1 04:30	81.5	↑3.2
2/1 04:40	84.7	↑3.2
2/1 04:50	87.8	↑3.1
2/1 05:00	90.8	↑3.0
2/1 05:10	93.6	↑2.8
2/1 05:20	96.3	↑2.7
2/1 05:30	98.8	↑2.5
2/1 05:40	101.1	↑2.3
2/1 05:50	103.2	↑2.1
2/1 06:00	105.1	↑1.9
2/1 06:10	106.7	↑1.6
2/1 06:20	108.2	↑1.5
2/1 06:30	109.4	↑1.2
2/1 06:40	110.3	↑0.9
2/1 06:50	111.0	↑0.7
2/1 07:00	111.5	↑0.5
2/1 07:10	111.7	↑0.2	満潮
2/1 07:20	111.6	↓-0.1
2/1 07:30	111.3	↓-0.3
2/1 07:40	110.7	↓-0.6
2/1 07:50	109.9	↓-0.8
2/1 08:00	108.9	↓-1.0
2/1 08:10	107.6	↓-1.3
2/1 08:20	106.2	↓-1.4
2/1 08:30	104.6	↓-1.6
2/1 08:40	102.8	↓-1.8
2/1 08:50	100.8	↓-2.0
2/1 09:00	98.8	↓-2.0
2/1 09:10	96.6	↓-2.2
2/1 09:20	94.3	↓-2.3
2/1 09:30	92.0	↓-2.3
2/1 09:40	89.6	↓-2.4
2/1 09:50	87.2	↓-2.4
2/1 10:00	84.8	↓-2.4
2/1 10:10	82.5	↓-2.3
2/1 10:20	80.2	↓-2.3
2/1 10:30	77.9	↓-2.3
2/1 10:40	75.7	↓-2.2
2/1 10:50	73.7	↓-2.0
2/1 11:00	71.8	↓-1.9
2/1 11:10	70.0	↓-1.8
2/1 11:20	68.3	↓-1.7
2/1 11:30	66.8	↓-1.5
2/1 11:40	65.5	↓-1.3
2/1 11:50	64.4	↓-1.1
2/1 12:00	63.5	↓-0.9
2/1 12:10	62.7	↓-0.8
2/1 12:20	62.2	↓-0.5
2/1 12:30	61.8	↓-0.4
2/1 12:40	61.6	↓-0.2	干潮
2/1 12:50	61.7	↑0.1
2/1 13:00	61.9	↑0.2
2/1 13:10	62.3	↑0.4
2/1 13:20	62.9	↑0.6
2/1 13:30	63.6	↑0.7
2/1 13:40	64.5	↑0.9
2/1 13:50	65.6	↑1.1
2/1 14:00	66.8	↑1.2
2/1 14:10	68.1	↑1.3
2/1 14:20	69.6	↑1.5
2/1 14:30	71.1	↑1.5
2/1 14:40	72.8	↑1.7
2/1 14:50	74.5	↑1.7
2/1 15:00	76.3	↑1.8
2/1 15:10	78.1	↑1.8
2/1 15:20	80.0	↑1.9
2/1 15:30	81.8	↑1.8
2/1 15:40	83.7	↑1.9
2/1 15:50	85.6	↑1.9
2/1 16:00	87.5	↑1.9
2/1 16:10	89.3	↑1.8
2/1 16:20	91.1	↑1.8
2/1 16:30	92.8	↑1.7
2/1 16:40	94.4	↑1.6
2/1 16:50	95.9	↑1.5
2/1 17:00	97.3	↑1.4
2/1 17:10	98.6	↑1.3
2/1 17:20	99.7	↑1.1
2/1 17:30	100.7	↑1.0
2/1 17:40	101.6	↑0.9
2/1 17:50	102.2	↑0.6
2/1 18:00	102.7	↑0.5
2/1 18:10	103.0	↑0.3	満潮
2/1 18:20	103.1	↑0.1	満潮
2/1 18:30	103.0	↓-0.1
2/1 18:40	102.6	↓-0.4
2/1 18:50	102.1	↓-0.5
2/1 19:00	101.3	↓-0.8
2/1 19:10	100.3	↓-1.0
2/1 19:20	99.0	↓-1.3
2/1 19:30	97.6	↓-1.4
2/1 19:40	95.9	↓-1.7
2/1 19:50	94.1	↓-1.8
2/1 20:00	92.0	↓-2.1
2/1 20:10	89.8	↓-2.2
2/1 20:20	87.3	↓-2.5
2/1 20:30	84.8	↓-2.5
2/1 20:40	82.0	↓-2.8
2/1 20:50	79.2	↓-2.8
2/1 21:00	76.3	↓-2.9
2/1 21:10	73.2	↓-3.1
2/1 21:20	70.1	↓-3.1
2/1 21:30	67.0	↓-3.1
2/1 21:40	63.8	↓-3.2
2/1 21:50	60.7	↓-3.1
2/1 22:00	57.5	↓-3.2
2/1 22:10	54.5	↓-3.0
2/1 22:20	51.5	↓-3.0
2/1 22:30	48.6	↓-2.9
2/1 22:40	45.8	↓-2.8
2/1 22:50	43.2	↓-2.6
2/1 23:00	40.7	↓-2.5
2/1 23:10	38.4	↓-2.3
2/1 23:20	36.3	↓-2.1
2/1 23:30	34.3	↓-2.0
2/1 23:40	32.7	↓-1.6
2/1 23:50	31.2	↓-1.5