1 (土)	03:01	06:27	11:36	19:49
	98cm	93cm	113cm	7cm
若潮 出 06:40 入 17:05 出 13:12 入 03:45

那珂湊（茨城）2042年02月1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	79.9	↑2.2
2/1 00:10	81.9	↑2.0
2/1 00:20	83.8	↑1.9
2/1 00:30	85.7	↑1.9
2/1 00:40	87.3	↑1.6
2/1 00:50	88.9	↑1.6
2/1 01:00	90.3	↑1.4
2/1 01:10	91.6	↑1.3
2/1 01:20	92.8	↑1.2
2/1 01:30	93.8	↑1.0
2/1 01:40	94.7	↑0.9
2/1 01:50	95.5	↑0.8
2/1 02:00	96.2	↑0.7
2/1 02:10	96.7	↑0.5
2/1 02:20	97.2	↑0.5
2/1 02:30	97.5	↑0.3
2/1 02:40	97.7	↑0.2
2/1 02:50	97.8	↑0.1
2/1 03:00	97.9	↑0.1	満潮
2/1 03:10	97.8	↓-0.1
2/1 03:20	97.7	↓-0.1
2/1 03:30	97.5	↓-0.2
2/1 03:40	97.3	↓-0.2
2/1 03:50	97.0	↓-0.3
2/1 04:00	96.7	↓-0.3
2/1 04:10	96.3	↓-0.4
2/1 04:20	95.9	↓-0.4
2/1 04:30	95.5	↓-0.4
2/1 04:40	95.0	↓-0.5
2/1 04:50	94.6	↓-0.4
2/1 05:00	94.2	↓-0.4
2/1 05:10	93.8	↓-0.4
2/1 05:20	93.4	↓-0.4
2/1 05:30	93.1	↓-0.3
2/1 05:40	92.8	↓-0.3
2/1 05:50	92.5	↓-0.3
2/1 06:00	92.3	↓-0.2
2/1 06:10	92.1	↓-0.2
2/1 06:20	92.1	0	干潮
2/1 06:30	92.1	0
2/1 06:40	92.1	0
2/1 06:50	92.3	↑0.2
2/1 07:00	92.5	↑0.2
2/1 07:10	92.8	↑0.3
2/1 07:20	93.2	↑0.4
2/1 07:30	93.7	↑0.5
2/1 07:40	94.2	↑0.5
2/1 07:50	94.9	↑0.7
2/1 08:00	95.6	↑0.7
2/1 08:10	96.3	↑0.7
2/1 08:20	97.2	↑0.9
2/1 08:30	98.1	↑0.9
2/1 08:40	99.1	↑1.0
2/1 08:50	100.1	↑1.0
2/1 09:00	101.1	↑1.0
2/1 09:10	102.2	↑1.1
2/1 09:20	103.2	↑1.0
2/1 09:30	104.3	↑1.1
2/1 09:40	105.4	↑1.1
2/1 09:50	106.4	↑1.0
2/1 10:00	107.4	↑1.0
2/1 10:10	108.4	↑1.0
2/1 10:20	109.3	↑0.9
2/1 10:30	110.1	↑0.8
2/1 10:40	110.8	↑0.7
2/1 10:50	111.5	↑0.7
2/1 11:00	112.0	↑0.5
2/1 11:10	112.4	↑0.4
2/1 11:20	112.7	↑0.3
2/1 11:30	112.8	↑0.1	満潮
2/1 11:40	112.8	0
2/1 11:50	112.7	↓-0.1
2/1 12:00	112.3	↓-0.4
2/1 12:10	111.9	↓-0.4
2/1 12:20	111.2	↓-0.7
2/1 12:30	110.4	↓-0.8
2/1 12:40	109.4	↓-1.0
2/1 12:50	108.2	↓-1.2
2/1 13:00	106.8	↓-1.4
2/1 13:10	105.3	↓-1.5
2/1 13:20	103.5	↓-1.8
2/1 13:30	101.6	↓-1.9
2/1 13:40	99.6	↓-2.0
2/1 13:50	97.4	↓-2.2
2/1 14:00	95.0	↓-2.4
2/1 14:10	92.5	↓-2.5
2/1 14:20	89.8	↓-2.7
2/1 14:30	87.0	↓-2.8
2/1 14:40	84.1	↓-2.9
2/1 14:50	81.1	↓-3.0
2/1 15:00	78.0	↓-3.1
2/1 15:10	74.8	↓-3.2
2/1 15:20	71.5	↓-3.3
2/1 15:30	68.2	↓-3.3
2/1 15:40	64.8	↓-3.4
2/1 15:50	61.3	↓-3.5	最大潮位差
2/1 16:00	57.9	↓-3.4
2/1 16:10	54.5	↓-3.4
2/1 16:20	51.0	↓-3.5	最大潮位差
2/1 16:30	47.6	↓-3.4
2/1 16:40	44.3	↓-3.3
2/1 16:50	41.0	↓-3.3
2/1 17:00	37.7	↓-3.3
2/1 17:10	34.6	↓-3.1
2/1 17:20	31.5	↓-3.1
2/1 17:30	28.6	↓-2.9
2/1 17:40	25.8	↓-2.8
2/1 17:50	23.2	↓-2.6
2/1 18:00	20.7	↓-2.5
2/1 18:10	18.4	↓-2.3
2/1 18:20	16.2	↓-2.2
2/1 18:30	14.3	↓-1.9
2/1 18:40	12.6	↓-1.7
2/1 18:50	11.1	↓-1.5
2/1 19:00	9.8	↓-1.3
2/1 19:10	8.7	↓-1.1
2/1 19:20	7.9	↓-0.8
2/1 19:30	7.3	↓-0.6
2/1 19:40	7.0	↓-0.3	干潮
2/1 19:50	6.9	↓-0.1
2/1 20:00	7.1	↑0.2
2/1 20:10	7.5	↑0.4
2/1 20:20	8.2	↑0.7
2/1 20:30	9.1	↑0.9
2/1 20:40	10.2	↑1.1
2/1 20:50	11.6	↑1.4
2/1 21:00	13.2	↑1.6
2/1 21:10	15.0	↑1.8
2/1 21:20	17.1	↑2.1
2/1 21:30	19.3	↑2.2
2/1 21:40	21.7	↑2.4
2/1 21:50	24.2	↑2.5
2/1 22:00	26.9	↑2.7
2/1 22:10	29.8	↑2.9
2/1 22:20	32.7	↑2.9
2/1 22:30	35.8	↑3.1
2/1 22:40	38.9	↑3.1
2/1 22:50	42.2	↑3.3
2/1 23:00	45.4	↑3.2
2/1 23:10	48.7	↑3.3
2/1 23:20	52.1	↑3.4
2/1 23:30	55.4	↑3.3
2/1 23:40	58.7	↑3.3
2/1 23:50	62.0	↑3.3