06 (火)	08:42	02:12	20:11	13:45
	109cm	52cm	128cm	77cm
小潮 出 04:49 入 18:40 出 11:43 入 22:17

那珂湊（茨城）2030年08月06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
8/6 00:00	69.5	↓-2.6
8/6 00:10	67.0	↓-2.5
8/6 00:20	64.7	↓-2.3
8/6 00:30	62.5	↓-2.2
8/6 00:40	60.5	↓-2.0
8/6 00:50	58.7	↓-1.8
8/6 01:00	57.1	↓-1.6
8/6 01:10	55.7	↓-1.4
8/6 01:20	54.5	↓-1.2
8/6 01:30	53.5	↓-1.0
8/6 01:40	52.8	↓-0.7
8/6 01:50	52.2	↓-0.6
8/6 02:00	51.9	↓-0.3
8/6 02:10	51.8	↓-0.1	干潮
8/6 02:20	51.9	↑0.1
8/6 02:30	52.2	↑0.3
8/6 02:40	52.6	↑0.4
8/6 02:50	53.3	↑0.7
8/6 03:00	54.2	↑0.9
8/6 03:10	55.2	↑1.0
8/6 03:20	56.4	↑1.2
8/6 03:30	57.7	↑1.3
8/6 03:40	59.2	↑1.5
8/6 03:50	60.8	↑1.6
8/6 04:00	62.5	↑1.7
8/6 04:10	64.3	↑1.8
8/6 04:20	66.3	↑2.0
8/6 04:30	68.3	↑2.0
8/6 04:40	70.4	↑2.1
8/6 04:50	72.5	↑2.1
8/6 05:00	74.7	↑2.2
8/6 05:10	76.9	↑2.2
8/6 05:20	79.1	↑2.2
8/6 05:30	81.4	↑2.3
8/6 05:40	83.6	↑2.2
8/6 05:50	85.8	↑2.2
8/6 06:00	88.0	↑2.2
8/6 06:10	90.1	↑2.1
8/6 06:20	92.1	↑2.0
8/6 06:30	94.1	↑2.0
8/6 06:40	96.0	↑1.9
8/6 06:50	97.8	↑1.8
8/6 07:00	99.5	↑1.7
8/6 07:10	101.1	↑1.6
8/6 07:20	102.5	↑1.4
8/6 07:30	103.8	↑1.3
8/6 07:40	105.0	↑1.2
8/6 07:50	105.9	↑0.9
8/6 08:00	106.8	↑0.9
8/6 08:10	107.4	↑0.6
8/6 08:20	107.9	↑0.5
8/6 08:30	108.2	↑0.3
8/6 08:40	108.3	↑0.1	満潮
8/6 08:50	108.2	↓-0.1
8/6 09:00	108.0	↓-0.2
8/6 09:10	107.6	↓-0.4
8/6 09:20	107.0	↓-0.6
8/6 09:30	106.3	↓-0.7
8/6 09:40	105.4	↓-0.9
8/6 09:50	104.4	↓-1.0
8/6 10:00	103.2	↓-1.2
8/6 10:10	101.9	↓-1.3
8/6 10:20	100.6	↓-1.3
8/6 10:30	99.1	↓-1.5
8/6 10:40	97.6	↓-1.5
8/6 10:50	96.0	↓-1.6
8/6 11:00	94.4	↓-1.6
8/6 11:10	92.8	↓-1.6
8/6 11:20	91.2	↓-1.6
8/6 11:30	89.6	↓-1.6
8/6 11:40	88.0	↓-1.6
8/6 11:50	86.5	↓-1.5
8/6 12:00	85.0	↓-1.5
8/6 12:10	83.7	↓-1.3
8/6 12:20	82.4	↓-1.3
8/6 12:30	81.2	↓-1.2
8/6 12:40	80.2	↓-1.0
8/6 12:50	79.3	↓-0.9
8/6 13:00	78.5	↓-0.8
8/6 13:10	77.9	↓-0.6
8/6 13:20	77.4	↓-0.5
8/6 13:30	77.1	↓-0.3
8/6 13:40	77.0	↓-0.1	干潮
8/6 13:50	77.0	0
8/6 14:00	77.2	↑0.2
8/6 14:10	77.5	↑0.3
8/6 14:20	78.0	↑0.5
8/6 14:30	78.7	↑0.7
8/6 14:40	79.5	↑0.8
8/6 14:50	80.5	↑1.0
8/6 15:00	81.6	↑1.1
8/6 15:10	82.8	↑1.2
8/6 15:20	84.1	↑1.3
8/6 15:30	85.6	↑1.5
8/6 15:40	87.1	↑1.5
8/6 15:50	88.8	↑1.7
8/6 16:00	90.5	↑1.7
8/6 16:10	92.3	↑1.8
8/6 16:20	94.2	↑1.9
8/6 16:30	96.1	↑1.9
8/6 16:40	98.1	↑2.0
8/6 16:50	100.1	↑2.0
8/6 17:00	102.1	↑2.0
8/6 17:10	104.1	↑2.0
8/6 17:20	106.1	↑2.0
8/6 17:30	108.1	↑2.0
8/6 17:40	110.1	↑2.0
8/6 17:50	112.0	↑1.9
8/6 18:00	113.8	↑1.8
8/6 18:10	115.6	↑1.8
8/6 18:20	117.3	↑1.7
8/6 18:30	118.9	↑1.6
8/6 18:40	120.5	↑1.6
8/6 18:50	121.9	↑1.4
8/6 19:00	123.1	↑1.2
8/6 19:10	124.2	↑1.1
8/6 19:20	125.2	↑1.0
8/6 19:30	126.0	↑0.8
8/6 19:40	126.7	↑0.7
8/6 19:50	127.2	↑0.5
8/6 20:00	127.4	↑0.2
8/6 20:10	127.5	↑0.1	満潮
8/6 20:20	127.4	↓-0.1
8/6 20:30	127.1	↓-0.3
8/6 20:40	126.6	↓-0.5
8/6 20:50	125.9	↓-0.7
8/6 21:00	125.0	↓-0.9
8/6 21:10	123.8	↓-1.2
8/6 21:20	122.5	↓-1.3
8/6 21:30	120.9	↓-1.6
8/6 21:40	119.2	↓-1.7
8/6 21:50	117.3	↓-1.9
8/6 22:00	115.2	↓-2.1
8/6 22:10	113.0	↓-2.2
8/6 22:20	110.6	↓-2.4
8/6 22:30	108.0	↓-2.6
8/6 22:40	105.4	↓-2.6
8/6 22:50	102.6	↓-2.8
8/6 23:00	99.8	↓-2.8
8/6 23:10	96.8	↓-3.0
8/6 23:20	93.9	↓-2.9
8/6 23:30	90.9	↓-3.0
8/6 23:40	87.9	↓-3.0
8/6 23:50	84.8	↓-3.1	最大潮位差