2 (日)	01:39	04:33	10:48	18:57
	86cm	84cm	110cm	24cm
若潮 出 06:39 入 17:06 出 12:34 入 02:26

那珂湊（茨城）2031年02月2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
2/2 00:00	82.2	↑0.9
2/2 00:10	82.9	↑0.7
2/2 00:20	83.6	↑0.7
2/2 00:30	84.1	↑0.5
2/2 00:40	84.6	↑0.5
2/2 00:50	84.9	↑0.3
2/2 01:00	85.2	↑0.3
2/2 01:10	85.4	↑0.2
2/2 01:20	85.6	↑0.2
2/2 01:30	85.7	↑0.1	満潮
2/2 01:40	85.7	0
2/2 01:50	85.6	↓-0.1
2/2 02:00	85.6	0
2/2 02:10	85.4	↓-0.2
2/2 02:20	85.3	↓-0.1
2/2 02:30	85.1	↓-0.2
2/2 02:40	84.9	↓-0.2
2/2 02:50	84.7	↓-0.2
2/2 03:00	84.5	↓-0.2
2/2 03:10	84.3	↓-0.2
2/2 03:20	84.1	↓-0.2
2/2 03:30	83.9	↓-0.2
2/2 03:40	83.7	↓-0.2
2/2 03:50	83.5	↓-0.2
2/2 04:00	83.4	↓-0.1
2/2 04:10	83.3	↓-0.1
2/2 04:20	83.2	↓-0.1
2/2 04:30	83.2	0	干潮
2/2 04:40	83.2	0
2/2 04:50	83.3	↑0.1
2/2 05:00	83.4	↑0.1
2/2 05:10	83.5	↑0.1
2/2 05:20	83.8	↑0.3
2/2 05:30	84.0	↑0.2
2/2 05:40	84.4	↑0.4
2/2 05:50	84.8	↑0.4
2/2 06:00	85.3	↑0.5
2/2 06:10	85.8	↑0.5
2/2 06:20	86.4	↑0.6
2/2 06:30	87.1	↑0.7
2/2 06:40	87.8	↑0.7
2/2 06:50	88.6	↑0.8
2/2 07:00	89.5	↑0.9
2/2 07:10	90.4	↑0.9
2/2 07:20	91.4	↑1.0
2/2 07:30	92.4	↑1.0
2/2 07:40	93.5	↑1.1
2/2 07:50	94.6	↑1.1
2/2 08:00	95.7	↑1.1
2/2 08:10	96.8	↑1.1
2/2 08:20	98.0	↑1.2
2/2 08:30	99.1	↑1.1
2/2 08:40	100.3	↑1.2
2/2 08:50	101.4	↑1.1
2/2 09:00	102.5	↑1.1
2/2 09:10	103.5	↑1.0
2/2 09:20	104.5	↑1.0
2/2 09:30	105.4	↑0.9
2/2 09:40	106.3	↑0.9
2/2 09:50	107.0	↑0.7
2/2 10:00	107.7	↑0.7
2/2 10:10	108.2	↑0.5
2/2 10:20	108.6	↑0.4
2/2 10:30	108.9	↑0.3
2/2 10:40	109.1	↑0.2	満潮
2/2 10:50	109.1	0
2/2 11:00	109.0	↓-0.1
2/2 11:10	108.8	↓-0.2
2/2 11:20	108.3	↓-0.5
2/2 11:30	107.7	↓-0.6
2/2 11:40	107.0	↓-0.7
2/2 11:50	106.1	↓-0.9
2/2 12:00	105.0	↓-1.1
2/2 12:10	103.8	↓-1.2
2/2 12:20	102.5	↓-1.3
2/2 12:30	100.9	↓-1.6
2/2 12:40	99.3	↓-1.6
2/2 12:50	97.5	↓-1.8
2/2 13:00	95.5	↓-2.0
2/2 13:10	93.5	↓-2.0
2/2 13:20	91.3	↓-2.2
2/2 13:30	89.0	↓-2.3
2/2 13:40	86.7	↓-2.3
2/2 13:50	84.2	↓-2.5
2/2 14:00	81.6	↓-2.6
2/2 14:10	79.0	↓-2.6
2/2 14:20	76.4	↓-2.6
2/2 14:30	73.7	↓-2.7
2/2 14:40	70.9	↓-2.8	最大潮位差
2/2 14:50	68.2	↓-2.7
2/2 15:00	65.4	↓-2.8	最大潮位差
2/2 15:10	62.7	↓-2.7
2/2 15:20	59.9	↓-2.8	最大潮位差
2/2 15:30	57.2	↓-2.7
2/2 15:40	54.5	↓-2.7
2/2 15:50	51.8	↓-2.7
2/2 16:00	49.3	↓-2.5
2/2 16:10	46.7	↓-2.6
2/2 16:20	44.3	↓-2.4
2/2 16:30	42.0	↓-2.3
2/2 16:40	39.7	↓-2.3
2/2 16:50	37.6	↓-2.1
2/2 17:00	35.6	↓-2.0
2/2 17:10	33.7	↓-1.9
2/2 17:20	31.9	↓-1.8
2/2 17:30	30.3	↓-1.6
2/2 17:40	28.9	↓-1.4
2/2 17:50	27.6	↓-1.3
2/2 18:00	26.5	↓-1.1
2/2 18:10	25.5	↓-1.0
2/2 18:20	24.7	↓-0.8
2/2 18:30	24.2	↓-0.5
2/2 18:40	23.8	↓-0.4
2/2 18:50	23.6	↓-0.2	干潮
2/2 19:00	23.5	↓-0.1
2/2 19:10	23.7	↑0.2
2/2 19:20	24.1	↑0.4
2/2 19:30	24.6	↑0.5
2/2 19:40	25.4	↑0.8
2/2 19:50	26.3	↑0.9
2/2 20:00	27.4	↑1.1
2/2 20:10	28.7	↑1.3
2/2 20:20	30.1	↑1.4
2/2 20:30	31.7	↑1.6
2/2 20:40	33.4	↑1.7
2/2 20:50	35.2	↑1.8
2/2 21:00	37.2	↑2.0
2/2 21:10	39.3	↑2.1
2/2 21:20	41.5	↑2.2
2/2 21:30	43.8	↑2.3
2/2 21:40	46.1	↑2.3
2/2 21:50	48.5	↑2.4
2/2 22:00	50.9	↑2.4
2/2 22:10	53.4	↑2.5
2/2 22:20	55.8	↑2.4
2/2 22:30	58.3	↑2.5
2/2 22:40	60.8	↑2.5
2/2 22:50	63.2	↑2.4
2/2 23:00	65.6	↑2.4
2/2 23:10	67.9	↑2.3
2/2 23:20	70.2	↑2.3
2/2 23:30	72.3	↑2.1
2/2 23:40	74.5	↑2.2
2/2 23:50	76.5	↑2.0