30 (日)	10:22	04:58	23:00	16:08
	94cm	68cm	119cm	61cm
長潮 出 04:24 入 19:00 出 12:38 入 -

那珂湊（茨城）2058年06月30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
6/30 00:00	108.1	↓-1.5
6/30 00:10	106.5	↓-1.6
6/30 00:20	104.7	↓-1.8
6/30 00:30	102.9	↓-1.8
6/30 00:40	101.1	↓-1.8
6/30 00:50	99.2	↓-1.9
6/30 01:00	97.2	↓-2.0
6/30 01:10	95.3	↓-1.9
6/30 01:20	93.3	↓-2.0
6/30 01:30	91.3	↓-2.0
6/30 01:40	89.4	↓-1.9
6/30 01:50	87.5	↓-1.9
6/30 02:00	85.6	↓-1.9
6/30 02:10	83.7	↓-1.9
6/30 02:20	82.0	↓-1.7
6/30 02:30	80.3	↓-1.7
6/30 02:40	78.7	↓-1.6
6/30 02:50	77.1	↓-1.6
6/30 03:00	75.7	↓-1.4
6/30 03:10	74.4	↓-1.3
6/30 03:20	73.1	↓-1.3
6/30 03:30	72.0	↓-1.1
6/30 03:40	71.0	↓-1.0
6/30 03:50	70.1	↓-0.9
6/30 04:00	69.4	↓-0.7
6/30 04:10	68.7	↓-0.7
6/30 04:20	68.2	↓-0.5
6/30 04:30	67.8	↓-0.4
6/30 04:40	67.5	↓-0.3
6/30 04:50	67.4	↓-0.1	干潮
6/30 05:00	67.4	0
6/30 05:10	67.4	0
6/30 05:20	67.7	↑0.3
6/30 05:30	68.0	↑0.3
6/30 05:40	68.4	↑0.4
6/30 05:50	69.0	↑0.6
6/30 06:00	69.6	↑0.6
6/30 06:10	70.3	↑0.7
6/30 06:20	71.2	↑0.9
6/30 06:30	72.1	↑0.9
6/30 06:40	73.1	↑1.0
6/30 06:50	74.1	↑1.0
6/30 07:00	75.2	↑1.1
6/30 07:10	76.4	↑1.2
6/30 07:20	77.6	↑1.2
6/30 07:30	78.8	↑1.2
6/30 07:40	80.1	↑1.3
6/30 07:50	81.4	↑1.3
6/30 08:00	82.6	↑1.2
6/30 08:10	83.8	↑1.2
6/30 08:20	85.1	↑1.3
6/30 08:30	86.2	↑1.1
6/30 08:40	87.3	↑1.1
6/30 08:50	88.4	↑1.1
6/30 09:00	89.4	↑1.0
6/30 09:10	90.3	↑0.9
6/30 09:20	91.1	↑0.8
6/30 09:30	91.8	↑0.7
6/30 09:40	92.4	↑0.6
6/30 09:50	92.8	↑0.4
6/30 10:00	93.2	↑0.4
6/30 10:10	93.4	↑0.2
6/30 10:20	93.5	↑0.1	満潮
6/30 10:30	93.4	↓-0.1
6/30 10:40	93.2	↓-0.2
6/30 10:50	92.9	↓-0.3
6/30 11:00	92.5	↓-0.4
6/30 11:10	91.9	↓-0.6
6/30 11:20	91.2	↓-0.7
6/30 11:30	90.3	↓-0.9
6/30 11:40	89.4	↓-0.9
6/30 11:50	88.4	↓-1.0
6/30 12:00	87.2	↓-1.2
6/30 12:10	86.0	↓-1.2
6/30 12:20	84.7	↓-1.3
6/30 12:30	83.3	↓-1.4
6/30 12:40	81.9	↓-1.4
6/30 12:50	80.4	↓-1.5
6/30 13:00	78.9	↓-1.5
6/30 13:10	77.4	↓-1.5
6/30 13:20	75.9	↓-1.5
6/30 13:30	74.4	↓-1.5
6/30 13:40	73.0	↓-1.4
6/30 13:50	71.5	↓-1.5
6/30 14:00	70.1	↓-1.4
6/30 14:10	68.8	↓-1.3
6/30 14:20	67.5	↓-1.3
6/30 14:30	66.4	↓-1.1
6/30 14:40	65.3	↓-1.1
6/30 14:50	64.3	↓-1.0
6/30 15:00	63.3	↓-1.0
6/30 15:10	62.6	↓-0.7
6/30 15:20	61.9	↓-0.7
6/30 15:30	61.3	↓-0.6
6/30 15:40	60.9	↓-0.4
6/30 15:50	60.6	↓-0.3
6/30 16:00	60.5	↓-0.1	干潮
6/30 16:10	60.4	↓-0.1
6/30 16:20	60.5	↑0.1
6/30 16:30	60.8	↑0.3
6/30 16:40	61.2	↑0.4
6/30 16:50	61.7	↑0.5
6/30 17:00	62.4	↑0.7
6/30 17:10	63.2	↑0.8
6/30 17:20	64.2	↑1.0
6/30 17:30	65.2	↑1.0
6/30 17:40	66.5	↑1.3
6/30 17:50	67.8	↑1.3
6/30 18:00	69.2	↑1.4
6/30 18:10	70.8	↑1.6
6/30 18:20	72.5	↑1.7
6/30 18:30	74.3	↑1.8
6/30 18:40	76.1	↑1.8
6/30 18:50	78.1	↑2.0
6/30 19:00	80.1	↑2.0
6/30 19:10	82.2	↑2.1
6/30 19:20	84.3	↑2.1
6/30 19:30	86.5	↑2.2
6/30 19:40	88.7	↑2.2
6/30 19:50	90.9	↑2.2
6/30 20:00	93.2	↑2.3	最大潮位差
6/30 20:10	95.4	↑2.2
6/30 20:20	97.6	↑2.2
6/30 20:30	99.7	↑2.1
6/30 20:40	101.8	↑2.1
6/30 20:50	103.8	↑2.0
6/30 21:00	105.7	↑1.9
6/30 21:10	107.6	↑1.9
6/30 21:20	109.3	↑1.7
6/30 21:30	110.9	↑1.6
6/30 21:40	112.4	↑1.5
6/30 21:50	113.7	↑1.3
6/30 22:00	114.9	↑1.2
6/30 22:10	115.9	↑1.0
6/30 22:20	116.7	↑0.8
6/30 22:30	117.4	↑0.7
6/30 22:40	117.8	↑0.4
6/30 22:50	118.1	↑0.3	満潮
6/30 23:00	118.2	↑0.1	満潮
6/30 23:10	118.1	↓-0.1
6/30 23:20	117.8	↓-0.3
6/30 23:30	117.3	↓-0.5
6/30 23:40	116.6	↓-0.7
6/30 23:50	115.7	↓-0.9