09 (土)	00:45	06:37	11:23	18:29
	94cm	67cm	87cm	30cm
長潮 出 05:14 入 18:08 出 13:14 入 02:00

那珂湊（茨城）2033年04月09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	92.1	↑0.7
4/9 00:10	92.6	↑0.5
4/9 00:20	93.0	↑0.4
4/9 00:30	93.2	↑0.2
4/9 00:40	93.4	↑0.2	満潮
4/9 00:50	93.3	↓-0.1
4/9 01:00	93.2	↓-0.1
4/9 01:10	92.9	↓-0.3
4/9 01:20	92.6	↓-0.3
4/9 01:30	92.1	↓-0.5
4/9 01:40	91.5	↓-0.6
4/9 01:50	90.8	↓-0.7
4/9 02:00	90.1	↓-0.7
4/9 02:10	89.3	↓-0.8
4/9 02:20	88.4	↓-0.9
4/9 02:30	87.4	↓-1.0
4/9 02:40	86.4	↓-1.0
4/9 02:50	85.4	↓-1.0
4/9 03:00	84.3	↓-1.1
4/9 03:10	83.2	↓-1.1
4/9 03:20	82.1	↓-1.1
4/9 03:30	80.9	↓-1.2
4/9 03:40	79.8	↓-1.1
4/9 03:50	78.6	↓-1.2
4/9 04:00	77.5	↓-1.1
4/9 04:10	76.4	↓-1.1
4/9 04:20	75.3	↓-1.1
4/9 04:30	74.3	↓-1.0
4/9 04:40	73.3	↓-1.0
4/9 04:50	72.3	↓-1.0
4/9 05:00	71.4	↓-0.9
4/9 05:10	70.6	↓-0.8
4/9 05:20	69.8	↓-0.8
4/9 05:30	69.2	↓-0.6
4/9 05:40	68.6	↓-0.6
4/9 05:50	68.1	↓-0.5
4/9 06:00	67.6	↓-0.5
4/9 06:10	67.3	↓-0.3
4/9 06:20	67.1	↓-0.2
4/9 06:30	67.0	↓-0.1	干潮
4/9 06:40	67.0	0
4/9 06:50	67.1	↑0.1
4/9 07:00	67.3	↑0.2
4/9 07:10	67.6	↑0.3
4/9 07:20	68.0	↑0.4
4/9 07:30	68.5	↑0.5
4/9 07:40	69.1	↑0.6
4/9 07:50	69.8	↑0.7
4/9 08:00	70.5	↑0.7
4/9 08:10	71.4	↑0.9
4/9 08:20	72.3	↑0.9
4/9 08:30	73.2	↑0.9
4/9 08:40	74.2	↑1.0
4/9 08:50	75.2	↑1.0
4/9 09:00	76.2	↑1.0
4/9 09:10	77.3	↑1.1
4/9 09:20	78.3	↑1.0
4/9 09:30	79.3	↑1.0
4/9 09:40	80.3	↑1.0
4/9 09:50	81.3	↑1.0
4/9 10:00	82.2	↑0.9
4/9 10:10	83.0	↑0.8
4/9 10:20	83.7	↑0.7
4/9 10:30	84.4	↑0.7
4/9 10:40	85.0	↑0.6
4/9 10:50	85.4	↑0.4
4/9 11:00	85.8	↑0.4
4/9 11:10	86.0	↑0.2
4/9 11:20	86.1	↑0.1	満潮
4/9 11:30	86.1	0
4/9 11:40	85.9	↓-0.2
4/9 11:50	85.6	↓-0.3
4/9 12:00	85.1	↓-0.5
4/9 12:10	84.6	↓-0.5
4/9 12:20	83.8	↓-0.8
4/9 12:30	83.0	↓-0.8
4/9 12:40	82.0	↓-1.0
4/9 12:50	80.9	↓-1.1
4/9 13:00	79.7	↓-1.2
4/9 13:10	78.3	↓-1.4
4/9 13:20	76.9	↓-1.4
4/9 13:30	75.3	↓-1.6
4/9 13:40	73.7	↓-1.6
4/9 13:50	72.0	↓-1.7
4/9 14:00	70.1	↓-1.9
4/9 14:10	68.3	↓-1.8
4/9 14:20	66.3	↓-2.0
4/9 14:30	64.4	↓-1.9
4/9 14:40	62.3	↓-2.1
4/9 14:50	60.3	↓-2.0
4/9 15:00	58.2	↓-2.1
4/9 15:10	56.2	↓-2.0
4/9 15:20	54.1	↓-2.1
4/9 15:30	52.0	↓-2.1
4/9 15:40	50.0	↓-2.0
4/9 15:50	48.0	↓-2.0
4/9 16:00	46.1	↓-1.9
4/9 16:10	44.2	↓-1.9
4/9 16:20	42.4	↓-1.8
4/9 16:30	40.6	↓-1.8
4/9 16:40	39.0	↓-1.6
4/9 16:50	37.5	↓-1.5
4/9 17:00	36.0	↓-1.5
4/9 17:10	34.7	↓-1.3
4/9 17:20	33.5	↓-1.2
4/9 17:30	32.5	↓-1.0
4/9 17:40	31.6	↓-0.9
4/9 17:50	30.8	↓-0.8
4/9 18:00	30.3	↓-0.5
4/9 18:10	29.9	↓-0.4
4/9 18:20	29.6	↓-0.3	干潮
4/9 18:30	29.6	0
4/9 18:40	29.7	↑0.1
4/9 18:50	30.0	↑0.3
4/9 19:00	30.5	↑0.5
4/9 19:10	31.1	↑0.6
4/9 19:20	32.0	↑0.9
4/9 19:30	33.0	↑1.0
4/9 19:40	34.2	↑1.2
4/9 19:50	35.6	↑1.4
4/9 20:00	37.2	↑1.6
4/9 20:10	38.9	↑1.7
4/9 20:20	40.7	↑1.8
4/9 20:30	42.7	↑2.0
4/9 20:40	44.8	↑2.1
4/9 20:50	47.1	↑2.3
4/9 21:00	49.4	↑2.3
4/9 21:10	51.8	↑2.4
4/9 21:20	54.3	↑2.5
4/9 21:30	56.8	↑2.5
4/9 21:40	59.4	↑2.6	最大潮位差
4/9 21:50	62.0	↑2.6	最大潮位差
4/9 22:00	64.6	↑2.6	最大潮位差
4/9 22:10	67.2	↑2.6	最大潮位差
4/9 22:20	69.8	↑2.6	最大潮位差
4/9 22:30	72.4	↑2.6	最大潮位差
4/9 22:40	74.8	↑2.4
4/9 22:50	77.2	↑2.4
4/9 23:00	79.6	↑2.4
4/9 23:10	81.8	↑2.2
4/9 23:20	83.9	↑2.1
4/9 23:30	85.9	↑2.0
4/9 23:40	87.7	↑1.8
4/9 23:50	89.4	↑1.7