01 (火)	08:11	00:55	18:09	12:33
	115cm	31cm	129cm	94cm
小潮 出 05:33 入 17:23 出 11:06 入 20:36

那珂湊（茨城）2041年10月01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
10/1 00:00	34.5	↓-1.6
10/1 00:10	33.2	↓-1.3
10/1 00:20	32.1	↓-1.1
10/1 00:30	31.3	↓-0.8
10/1 00:40	30.8	↓-0.5
10/1 00:50	30.6	↓-0.2	干潮
10/1 01:00	30.6	0
10/1 01:10	30.9	↑0.3
10/1 01:20	31.5	↑0.6
10/1 01:30	32.3	↑0.8
10/1 01:40	33.3	↑1.0
10/1 01:50	34.6	↑1.3
10/1 02:00	36.1	↑1.5
10/1 02:10	37.8	↑1.7
10/1 02:20	39.7	↑1.9
10/1 02:30	41.7	↑2.0
10/1 02:40	44.0	↑2.3
10/1 02:50	46.3	↑2.3
10/1 03:00	48.9	↑2.6
10/1 03:10	51.5	↑2.6
10/1 03:20	54.2	↑2.7
10/1 03:30	57.1	↑2.9
10/1 03:40	60.0	↑2.9
10/1 03:50	62.9	↑2.9
10/1 04:00	65.9	↑3.0
10/1 04:10	68.9	↑3.0
10/1 04:20	71.9	↑3.0
10/1 04:30	75.0	↑3.1
10/1 04:40	77.9	↑2.9
10/1 04:50	80.9	↑3.0
10/1 05:00	83.8	↑2.9
10/1 05:10	86.7	↑2.9
10/1 05:20	89.4	↑2.7
10/1 05:30	92.1	↑2.7
10/1 05:40	94.7	↑2.6
10/1 05:50	97.2	↑2.5
10/1 06:00	99.5	↑2.3
10/1 06:10	101.7	↑2.2
10/1 06:20	103.7	↑2.0
10/1 06:30	105.6	↑1.9
10/1 06:40	107.4	↑1.8
10/1 06:50	108.9	↑1.5
10/1 07:00	110.3	↑1.4
10/1 07:10	111.5	↑1.2
10/1 07:20	112.6	↑1.1
10/1 07:30	113.4	↑0.8
10/1 07:40	114.0	↑0.6
10/1 07:50	114.5	↑0.5
10/1 08:00	114.8	↑0.3
10/1 08:10	114.9	↑0.1	満潮
10/1 08:20	114.8	↓-0.1
10/1 08:30	114.5	↓-0.3
10/1 08:40	114.1	↓-0.4
10/1 08:50	113.5	↓-0.6
10/1 09:00	112.8	↓-0.7
10/1 09:10	112.0	↓-0.8
10/1 09:20	111.0	↓-1.0
10/1 09:30	110.0	↓-1.0
10/1 09:40	108.9	↓-1.1
10/1 09:50	107.7	↓-1.2
10/1 10:00	106.5	↓-1.2
10/1 10:10	105.2	↓-1.3
10/1 10:20	103.9	↓-1.3
10/1 10:30	102.6	↓-1.3
10/1 10:40	101.4	↓-1.2
10/1 10:50	100.2	↓-1.2
10/1 11:00	99.0	↓-1.2
10/1 11:10	97.9	↓-1.1
10/1 11:20	96.9	↓-1.0
10/1 11:30	96.1	↓-0.8
10/1 11:40	95.3	↓-0.8
10/1 11:50	94.6	↓-0.7
10/1 12:00	94.1	↓-0.5
10/1 12:10	93.7	↓-0.4
10/1 12:20	93.4	↓-0.3
10/1 12:30	93.3	↓-0.1	干潮
10/1 12:40	93.4	↑0.1
10/1 12:50	93.6	↑0.2
10/1 13:00	93.9	↑0.3
10/1 13:10	94.4	↑0.5
10/1 13:20	95.0	↑0.6
10/1 13:30	95.8	↑0.8
10/1 13:40	96.7	↑0.9
10/1 13:50	97.7	↑1.0
10/1 14:00	98.9	↑1.2
10/1 14:10	100.1	↑1.2
10/1 14:20	101.4	↑1.3
10/1 14:30	102.8	↑1.4
10/1 14:40	104.3	↑1.5
10/1 14:50	105.8	↑1.5
10/1 15:00	107.3	↑1.5
10/1 15:10	108.9	↑1.6
10/1 15:20	110.5	↑1.6
10/1 15:30	112.1	↑1.6
10/1 15:40	113.7	↑1.6
10/1 15:50	115.3	↑1.6
10/1 16:00	116.8	↑1.5
10/1 16:10	118.3	↑1.5
10/1 16:20	119.7	↑1.4
10/1 16:30	121.1	↑1.4
10/1 16:40	122.3	↑1.2
10/1 16:50	123.5	↑1.2
10/1 17:00	124.5	↑1.0
10/1 17:10	125.5	↑1.0
10/1 17:20	126.3	↑0.8
10/1 17:30	127.0	↑0.7
10/1 17:40	127.5	↑0.5
10/1 17:50	127.9	↑0.4
10/1 18:00	128.1	↑0.2	満潮
10/1 18:10	128.2	↑0.1
10/1 18:20	128.1	↓-0.1
10/1 18:30	127.8	↓-0.3
10/1 18:40	127.3	↓-0.5
10/1 18:50	126.6	↓-0.7
10/1 19:00	125.8	↓-0.8
10/1 19:10	124.7	↓-1.1
10/1 19:20	123.5	↓-1.2
10/1 19:30	122.0	↓-1.5
10/1 19:40	120.4	↓-1.6
10/1 19:50	118.5	↓-1.9
10/1 20:00	116.5	↓-2.0
10/1 20:10	114.3	↓-2.2
10/1 20:20	111.9	↓-2.4
10/1 20:30	109.3	↓-2.6
10/1 20:40	106.6	↓-2.7
10/1 20:50	103.7	↓-2.9
10/1 21:00	100.7	↓-3.0
10/1 21:10	97.5	↓-3.2
10/1 21:20	94.3	↓-3.2
10/1 21:30	90.9	↓-3.4
10/1 21:40	87.5	↓-3.4
10/1 21:50	84.1	↓-3.4
10/1 22:00	80.5	↓-3.6	最大潮位差
10/1 22:10	77.0	↓-3.5
10/1 22:20	73.5	↓-3.5
10/1 22:30	70.0	↓-3.5
10/1 22:40	66.5	↓-3.5
10/1 22:50	63.1	↓-3.4
10/1 23:00	59.8	↓-3.3
10/1 23:10	56.6	↓-3.2
10/1 23:20	53.5	↓-3.1
10/1 23:30	50.6	↓-2.9
10/1 23:40	47.8	↓-2.8
10/1 23:50	45.1	↓-2.7