7 (金)	06:16	11:30	16:58	23:44
	114cm	67cm	113cm	12cm
大潮 出 06:34 入 17:11 出 19:11 入 07:52

那珂湊（茨城）2042年02月7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
2/7 00:00	7.0	↑1.3
2/7 00:10	8.6	↑1.6
2/7 00:20	10.5	↑1.9
2/7 00:30	12.6	↑2.1
2/7 00:40	15.0	↑2.4
2/7 00:50	17.7	↑2.7
2/7 01:00	20.6	↑2.9
2/7 01:10	23.7	↑3.1
2/7 01:20	27.0	↑3.3
2/7 01:30	30.5	↑3.5
2/7 01:40	34.1	↑3.6
2/7 01:50	37.9	↑3.8
2/7 02:00	41.7	↑3.8
2/7 02:10	45.7	↑4.0
2/7 02:20	49.7	↑4.0
2/7 02:30	53.8	↑4.1	最大潮位差
2/7 02:40	57.9	↑4.1	最大潮位差
2/7 02:50	62.0	↑4.1	最大潮位差
2/7 03:00	66.1	↑4.1	最大潮位差
2/7 03:10	70.1	↑4.0
2/7 03:20	74.1	↑4.0
2/7 03:30	78.0	↑3.9
2/7 03:40	81.8	↑3.8
2/7 03:50	85.4	↑3.6
2/7 04:00	88.9	↑3.5
2/7 04:10	92.2	↑3.3
2/7 04:20	95.4	↑3.2
2/7 04:30	98.3	↑2.9
2/7 04:40	101.0	↑2.7
2/7 04:50	103.4	↑2.4
2/7 05:00	105.7	↑2.3
2/7 05:10	107.6	↑1.9
2/7 05:20	109.3	↑1.7
2/7 05:30	110.7	↑1.4
2/7 05:40	111.8	↑1.1
2/7 05:50	112.7	↑0.9
2/7 06:00	113.2	↑0.5
2/7 06:10	113.5	↑0.3	満潮
2/7 06:20	113.5	0
2/7 06:30	113.3	↓-0.2
2/7 06:40	112.8	↓-0.5
2/7 06:50	112.0	↓-0.8
2/7 07:00	111.0	↓-1.0
2/7 07:10	109.8	↓-1.2
2/7 07:20	108.3	↓-1.5
2/7 07:30	106.7	↓-1.6
2/7 07:40	104.9	↓-1.8
2/7 07:50	103.0	↓-1.9
2/7 08:00	100.9	↓-2.1
2/7 08:10	98.8	↓-2.1
2/7 08:20	96.5	↓-2.3
2/7 08:30	94.2	↓-2.3
2/7 08:40	91.9	↓-2.3
2/7 08:50	89.6	↓-2.3
2/7 09:00	87.3	↓-2.3
2/7 09:10	85.0	↓-2.3
2/7 09:20	82.8	↓-2.2
2/7 09:30	80.6	↓-2.2
2/7 09:40	78.6	↓-2.0
2/7 09:50	76.7	↓-1.9
2/7 10:00	74.9	↓-1.8
2/7 10:10	73.3	↓-1.6
2/7 10:20	71.8	↓-1.5
2/7 10:30	70.5	↓-1.3
2/7 10:40	69.4	↓-1.1
2/7 10:50	68.5	↓-0.9
2/7 11:00	67.8	↓-0.7
2/7 11:10	67.3	↓-0.5
2/7 11:20	67.0	↓-0.3	干潮
2/7 11:30	66.9	↓-0.1	干潮
2/7 11:40	67.0	↑0.1
2/7 11:50	67.3	↑0.3
2/7 12:00	67.8	↑0.5
2/7 12:10	68.5	↑0.7
2/7 12:20	69.4	↑0.9
2/7 12:30	70.5	↑1.1
2/7 12:40	71.7	↑1.2
2/7 12:50	73.1	↑1.4
2/7 13:00	74.7	↑1.6
2/7 13:10	76.3	↑1.6
2/7 13:20	78.1	↑1.8
2/7 13:30	80.0	↑1.9
2/7 13:40	82.0	↑2.0
2/7 13:50	84.0	↑2.0
2/7 14:00	86.1	↑2.1
2/7 14:10	88.2	↑2.1
2/7 14:20	90.4	↑2.2
2/7 14:30	92.5	↑2.1
2/7 14:40	94.6	↑2.1
2/7 14:50	96.7	↑2.1
2/7 15:00	98.8	↑2.1
2/7 15:10	100.7	↑1.9
2/7 15:20	102.6	↑1.9
2/7 15:30	104.3	↑1.7
2/7 15:40	106.0	↑1.7
2/7 15:50	107.4	↑1.4
2/7 16:00	108.8	↑1.4
2/7 16:10	109.9	↑1.1
2/7 16:20	110.8	↑0.9
2/7 16:30	111.6	↑0.8
2/7 16:40	112.1	↑0.5
2/7 16:50	112.4	↑0.3	満潮
2/7 17:00	112.4	0
2/7 17:10	112.2	↓-0.2
2/7 17:20	111.8	↓-0.4
2/7 17:30	111.0	↓-0.8
2/7 17:40	110.0	↓-1.0
2/7 17:50	108.8	↓-1.2
2/7 18:00	107.2	↓-1.6
2/7 18:10	105.4	↓-1.8
2/7 18:20	103.4	↓-2.0
2/7 18:30	101.1	↓-2.3
2/7 18:40	98.5	↓-2.6
2/7 18:50	95.8	↓-2.7
2/7 19:00	92.8	↓-3.0
2/7 19:10	89.6	↓-3.2
2/7 19:20	86.2	↓-3.4
2/7 19:30	82.7	↓-3.5
2/7 19:40	79.0	↓-3.7
2/7 19:50	75.2	↓-3.8
2/7 20:00	71.4	↓-3.8
2/7 20:10	67.4	↓-4.0
2/7 20:20	63.4	↓-4.0
2/7 20:30	59.4	↓-4.0
2/7 20:40	55.4	↓-4.0
2/7 20:50	51.4	↓-4.0
2/7 21:00	47.5	↓-3.9
2/7 21:10	43.7	↓-3.8
2/7 21:20	40.0	↓-3.7
2/7 21:30	36.5	↓-3.5
2/7 21:40	33.1	↓-3.4
2/7 21:50	29.8	↓-3.3
2/7 22:00	26.8	↓-3.0
2/7 22:10	24.0	↓-2.8
2/7 22:20	21.5	↓-2.5
2/7 22:30	19.2	↓-2.3
2/7 22:40	17.2	↓-2.0
2/7 22:50	15.4	↓-1.8
2/7 23:00	14.0	↓-1.4
2/7 23:10	12.8	↓-1.2
2/7 23:20	12.0	↓-0.8
2/7 23:30	11.4	↓-0.6
2/7 23:40	11.2	↓-0.2	干潮
2/7 23:50	11.3	↑0.1