9 (月)	01:33	07:24	12:31	19:18
	97cm	62cm	90cm	28cm
若潮 出 05:14 入 18:08 出 02:38 入 13:58

那珂湊（茨城）2029年04月9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
4/9 00:00	89.8	↑1.6
4/9 00:10	91.2	↑1.4
4/9 00:20	92.5	↑1.3
4/9 00:30	93.6	↑1.1
4/9 00:40	94.5	↑0.9
4/9 00:50	95.3	↑0.8
4/9 01:00	95.9	↑0.6
4/9 01:10	96.3	↑0.4
4/9 01:20	96.6	↑0.3
4/9 01:30	96.7	↑0.1	満潮
4/9 01:40	96.7	0
4/9 01:50	96.5	↓-0.2
4/9 02:00	96.1	↓-0.4
4/9 02:10	95.7	↓-0.4
4/9 02:20	95.0	↓-0.7
4/9 02:30	94.3	↓-0.7
4/9 02:40	93.4	↓-0.9
4/9 02:50	92.5	↓-0.9
4/9 03:00	91.4	↓-1.1
4/9 03:10	90.2	↓-1.2
4/9 03:20	89.0	↓-1.2
4/9 03:30	87.6	↓-1.4
4/9 03:40	86.2	↓-1.4
4/9 03:50	84.8	↓-1.4
4/9 04:00	83.3	↓-1.5
4/9 04:10	81.8	↓-1.5
4/9 04:20	80.2	↓-1.6
4/9 04:30	78.7	↓-1.5
4/9 04:40	77.1	↓-1.6
4/9 04:50	75.6	↓-1.5
4/9 05:00	74.1	↓-1.5
4/9 05:10	72.6	↓-1.5
4/9 05:20	71.2	↓-1.4
4/9 05:30	69.9	↓-1.3
4/9 05:40	68.6	↓-1.3
4/9 05:50	67.4	↓-1.2
4/9 06:00	66.3	↓-1.1
4/9 06:10	65.3	↓-1.0
4/9 06:20	64.4	↓-0.9
4/9 06:30	63.6	↓-0.8
4/9 06:40	62.9	↓-0.7
4/9 06:50	62.4	↓-0.5
4/9 07:00	62.0	↓-0.4
4/9 07:10	61.8	↓-0.2
4/9 07:20	61.6	↓-0.2	干潮
4/9 07:30	61.7	↑0.1
4/9 07:40	61.8	↑0.1
4/9 07:50	62.1	↑0.3
4/9 08:00	62.6	↑0.5
4/9 08:10	63.2	↑0.6
4/9 08:20	63.9	↑0.7
4/9 08:30	64.7	↑0.8
4/9 08:40	65.6	↑0.9
4/9 08:50	66.6	↑1.0
4/9 09:00	67.8	↑1.2
4/9 09:10	69.0	↑1.2
4/9 09:20	70.2	↑1.2
4/9 09:30	71.6	↑1.4
4/9 09:40	72.9	↑1.3
4/9 09:50	74.3	↑1.4
4/9 10:00	75.7	↑1.4
4/9 10:10	77.1	↑1.4
4/9 10:20	78.5	↑1.4
4/9 10:30	79.9	↑1.4
4/9 10:40	81.2	↑1.3
4/9 10:50	82.5	↑1.3
4/9 11:00	83.7	↑1.2
4/9 11:10	84.8	↑1.1
4/9 11:20	85.8	↑1.0
4/9 11:30	86.7	↑0.9
4/9 11:40	87.4	↑0.7
4/9 11:50	88.1	↑0.7
4/9 12:00	88.6	↑0.5
4/9 12:10	89.0	↑0.4
4/9 12:20	89.2	↑0.2
4/9 12:30	89.3	↑0.1	満潮
4/9 12:40	89.2	↓-0.1
4/9 12:50	89.0	↓-0.2
4/9 13:00	88.6	↓-0.4
4/9 13:10	88.0	↓-0.6
4/9 13:20	87.3	↓-0.7
4/9 13:30	86.4	↓-0.9
4/9 13:40	85.4	↓-1.0
4/9 13:50	84.2	↓-1.2
4/9 14:00	82.9	↓-1.3
4/9 14:10	81.4	↓-1.5
4/9 14:20	79.8	↓-1.6
4/9 14:30	78.1	↓-1.7
4/9 14:40	76.2	↓-1.9
4/9 14:50	74.3	↓-1.9
4/9 15:00	72.3	↓-2.0
4/9 15:10	70.1	↓-2.2
4/9 15:20	67.9	↓-2.2
4/9 15:30	65.7	↓-2.2
4/9 15:40	63.4	↓-2.3
4/9 15:50	61.0	↓-2.4
4/9 16:00	58.7	↓-2.3
4/9 16:10	56.3	↓-2.4
4/9 16:20	53.9	↓-2.4
4/9 16:30	51.6	↓-2.3
4/9 16:40	49.2	↓-2.4
4/9 16:50	47.0	↓-2.2
4/9 17:00	44.8	↓-2.2
4/9 17:10	42.6	↓-2.2
4/9 17:20	40.6	↓-2.0
4/9 17:30	38.6	↓-2.0
4/9 17:40	36.8	↓-1.8
4/9 17:50	35.1	↓-1.7
4/9 18:00	33.6	↓-1.5
4/9 18:10	32.2	↓-1.4
4/9 18:20	31.0	↓-1.2
4/9 18:30	29.9	↓-1.1
4/9 18:40	29.1	↓-0.8
4/9 18:50	28.4	↓-0.7
4/9 19:00	28.0	↓-0.4
4/9 19:10	27.7	↓-0.3	干潮
4/9 19:20	27.7	0
4/9 19:30	27.8	↑0.1
4/9 19:40	28.2	↑0.4
4/9 19:50	28.8	↑0.6
4/9 20:00	29.6	↑0.8
4/9 20:10	30.7	↑1.1
4/9 20:20	31.9	↑1.2
4/9 20:30	33.3	↑1.4
4/9 20:40	35.0	↑1.7
4/9 20:50	36.8	↑1.8
4/9 21:00	38.8	↑2.0
4/9 21:10	40.9	↑2.1
4/9 21:20	43.2	↑2.3
4/9 21:30	45.6	↑2.4
4/9 21:40	48.1	↑2.5
4/9 21:50	50.8	↑2.7
4/9 22:00	53.5	↑2.7
4/9 22:10	56.3	↑2.8
4/9 22:20	59.1	↑2.8
4/9 22:30	61.9	↑2.8
4/9 22:40	64.8	↑2.9	最大潮位差
4/9 22:50	67.7	↑2.9	最大潮位差
4/9 23:00	70.5	↑2.8
4/9 23:10	73.3	↑2.8
4/9 23:20	76.0	↑2.7
4/9 23:30	78.7	↑2.7
4/9 23:40	81.2	↑2.5
4/9 23:50	83.7	↑2.5