6 (木)	05:00	11:47	18:35	23:59
	140cm	20cm	132cm	73cm
中潮 出 04:49 入 18:40 出 07:26 入 20:27 潮干狩り ○ 10:27～13:07

那珂湊（茨城）2054年08月6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	79.5	↑1.0
8/6 00:10	80.7	↑1.2
8/6 00:20	82.1	↑1.4
8/6 00:30	83.7	↑1.6
8/6 00:40	85.6	↑1.9
8/6 00:50	87.6	↑2.0
8/6 01:00	89.7	↑2.1
8/6 01:10	92.0	↑2.3
8/6 01:20	94.5	↑2.5
8/6 01:30	97.0	↑2.5
8/6 01:40	99.7	↑2.7
8/6 01:50	102.4	↑2.7
8/6 02:00	105.2	↑2.8
8/6 02:10	108.0	↑2.8
8/6 02:20	110.8	↑2.8
8/6 02:30	113.6	↑2.8
8/6 02:40	116.4	↑2.8
8/6 02:50	119.1	↑2.7
8/6 03:00	121.7	↑2.6
8/6 03:10	124.2	↑2.5
8/6 03:20	126.6	↑2.4
8/6 03:30	128.8	↑2.2
8/6 03:40	130.9	↑2.1
8/6 03:50	132.8	↑1.9
8/6 04:00	134.5	↑1.7
8/6 04:10	136.0	↑1.5
8/6 04:20	137.2	↑1.2
8/6 04:30	138.2	↑1.0
8/6 04:40	138.9	↑0.7
8/6 04:50	139.3	↑0.4	満潮
8/6 05:00	139.4	↑0.1	満潮
8/6 05:10	139.2	↓-0.2
8/6 05:20	138.7	↓-0.5
8/6 05:30	137.9	↓-0.8
8/6 05:40	136.8	↓-1.1
8/6 05:50	135.3	↓-1.5
8/6 06:00	133.5	↓-1.8
8/6 06:10	131.4	↓-2.1
8/6 06:20	129.0	↓-2.4
8/6 06:30	126.3	↓-2.7
8/6 06:40	123.4	↓-2.9
8/6 06:50	120.1	↓-3.3
8/6 07:00	116.6	↓-3.5
8/6 07:10	112.9	↓-3.7
8/6 07:20	108.9	↓-4.0
8/6 07:30	104.8	↓-4.1
8/6 07:40	100.4	↓-4.4
8/6 07:50	96.0	↓-4.4
8/6 08:00	91.4	↓-4.6
8/6 08:10	86.8	↓-4.6
8/6 08:20	82.1	↓-4.7
8/6 08:30	77.4	↓-4.7
8/6 08:40	72.6	↓-4.8	最大潮位差
8/6 08:50	68.0	↓-4.6
8/6 09:00	63.4	↓-4.6
8/6 09:10	58.9	↓-4.5
8/6 09:20	54.5	↓-4.4
8/6 09:30	50.3	↓-4.2
8/6 09:40	46.3	↓-4.0
8/6 09:50	42.5	↓-3.8
8/6 10:00	38.9	↓-3.6
8/6 10:10	35.6	↓-3.3
8/6 10:20	32.5	↓-3.1
8/6 10:30	29.8	↓-2.7
8/6 10:40	27.4	↓-2.4
8/6 10:50	25.2	↓-2.2
8/6 11:00	23.5	↓-1.7
8/6 11:10	22.0	↓-1.5
8/6 11:20	20.9	↓-1.1
8/6 11:30	20.2	↓-0.7
8/6 11:40	19.8	↓-0.4	干潮
8/6 11:50	19.8	0
8/6 12:00	20.1	↑0.3
8/6 12:10	20.8	↑0.7
8/6 12:20	21.8	↑1.0
8/6 12:30	23.2	↑1.4
8/6 12:40	24.8	↑1.6
8/6 12:50	26.8	↑2.0
8/6 13:00	29.0	↑2.2
8/6 13:10	31.6	↑2.6
8/6 13:20	34.4	↑2.8
8/6 13:30	37.4	↑3.0
8/6 13:40	40.7	↑3.3
8/6 13:50	44.1	↑3.4
8/6 14:00	47.8	↑3.7
8/6 14:10	51.6	↑3.8
8/6 14:20	55.5	↑3.9
8/6 14:30	59.6	↑4.1
8/6 14:40	63.7	↑4.1
8/6 14:50	67.9	↑4.2
8/6 15:00	72.2	↑4.3
8/6 15:10	76.5	↑4.3
8/6 15:20	80.7	↑4.2
8/6 15:30	85.0	↑4.3
8/6 15:40	89.1	↑4.1
8/6 15:50	93.2	↑4.1
8/6 16:00	97.2	↑4.0
8/6 16:10	101.1	↑3.9
8/6 16:20	104.8	↑3.7
8/6 16:30	108.3	↑3.5
8/6 16:40	111.7	↑3.4
8/6 16:50	114.8	↑3.1
8/6 17:00	117.7	↑2.9
8/6 17:10	120.4	↑2.7
8/6 17:20	122.8	↑2.4
8/6 17:30	124.9	↑2.1
8/6 17:40	126.7	↑1.8
8/6 17:50	128.2	↑1.5
8/6 18:00	129.4	↑1.2
8/6 18:10	130.3	↑0.9
8/6 18:20	130.9	↑0.6
8/6 18:30	131.2	↑0.3	満潮
8/6 18:40	131.2	0
8/6 18:50	130.8	↓-0.4
8/6 19:00	130.2	↓-0.6
8/6 19:10	129.2	↓-1.0
8/6 19:20	128.0	↓-1.2
8/6 19:30	126.6	↓-1.4
8/6 19:40	124.9	↓-1.7
8/6 19:50	122.9	↓-2.0
8/6 20:00	120.8	↓-2.1
8/6 20:10	118.5	↓-2.3
8/6 20:20	116.0	↓-2.5
8/6 20:30	113.4	↓-2.6
8/6 20:40	110.7	↓-2.7
8/6 20:50	107.9	↓-2.8
8/6 21:00	105.1	↓-2.8
8/6 21:10	102.2	↓-2.9
8/6 21:20	99.4	↓-2.8
8/6 21:30	96.5	↓-2.9
8/6 21:40	93.8	↓-2.7
8/6 21:50	91.1	↓-2.7
8/6 22:00	88.5	↓-2.6
8/6 22:10	86.0	↓-2.5
8/6 22:20	83.7	↓-2.3
8/6 22:30	81.6	↓-2.1
8/6 22:40	79.7	↓-1.9
8/6 22:50	77.9	↓-1.8
8/6 23:00	76.4	↓-1.5
8/6 23:10	75.1	↓-1.3
8/6 23:20	74.0	↓-1.1
8/6 23:30	73.2	↓-0.8
8/6 23:40	72.6	↓-0.6
8/6 23:50	72.3	↓-0.3	干潮