05 (金)	03:03	09:24	15:52	21:47
	125cm	40cm	130cm	56cm
大潮 出 05:37 入 17:17 出 04:17 入 17:02

那珂湊（茨城）2040年10月05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
10/5 00:00	92.7	↑2.6
10/5 00:10	95.4	↑2.7
10/5 00:20	98.0	↑2.6
10/5 00:30	100.6	↑2.6
10/5 00:40	103.2	↑2.6
10/5 00:50	105.7	↑2.5
10/5 01:00	108.2	↑2.5
10/5 01:10	110.5	↑2.3
10/5 01:20	112.7	↑2.2
10/5 01:30	114.8	↑2.1
10/5 01:40	116.7	↑1.9
10/5 01:50	118.5	↑1.8
10/5 02:00	120.1	↑1.6
10/5 02:10	121.4	↑1.3
10/5 02:20	122.6	↑1.2
10/5 02:30	123.5	↑0.9
10/5 02:40	124.1	↑0.6
10/5 02:50	124.6	↑0.5
10/5 03:00	124.7	↑0.1	満潮
10/5 03:10	124.7	0
10/5 03:20	124.3	↓-0.4
10/5 03:30	123.7	↓-0.6
10/5 03:40	122.8	↓-0.9
10/5 03:50	121.7	↓-1.1
10/5 04:00	120.3	↓-1.4
10/5 04:10	118.7	↓-1.6
10/5 04:20	116.8	↓-1.9
10/5 04:30	114.7	↓-2.1
10/5 04:40	112.3	↓-2.4
10/5 04:50	109.8	↓-2.5
10/5 05:00	107.1	↓-2.7
10/5 05:10	104.2	↓-2.9
10/5 05:20	101.1	↓-3.1
10/5 05:30	97.9	↓-3.2
10/5 05:40	94.6	↓-3.3
10/5 05:50	91.2	↓-3.4
10/5 06:00	87.7	↓-3.5
10/5 06:10	84.2	↓-3.5
10/5 06:20	80.7	↓-3.5
10/5 06:30	77.1	↓-3.6
10/5 06:40	73.6	↓-3.5
10/5 06:50	70.2	↓-3.4
10/5 07:00	66.8	↓-3.4
10/5 07:10	63.5	↓-3.3
10/5 07:20	60.4	↓-3.1
10/5 07:30	57.4	↓-3.0
10/5 07:40	54.6	↓-2.8
10/5 07:50	52.0	↓-2.6
10/5 08:00	49.5	↓-2.5
10/5 08:10	47.4	↓-2.1
10/5 08:20	45.4	↓-2.0
10/5 08:30	43.7	↓-1.7
10/5 08:40	42.3	↓-1.4
10/5 08:50	41.2	↓-1.1
10/5 09:00	40.3	↓-0.9
10/5 09:10	39.8	↓-0.5
10/5 09:20	39.5	↓-0.3	干潮
10/5 09:30	39.6	↑0.1
10/5 09:40	39.9	↑0.3
10/5 09:50	40.6	↑0.7
10/5 10:00	41.5	↑0.9
10/5 10:10	42.7	↑1.2
10/5 10:20	44.3	↑1.6
10/5 10:30	46.0	↑1.7
10/5 10:40	48.1	↑2.1
10/5 10:50	50.3	↑2.2
10/5 11:00	52.8	↑2.5
10/5 11:10	55.5	↑2.7
10/5 11:20	58.4	↑2.9
10/5 11:30	61.5	↑3.1
10/5 11:40	64.7	↑3.2
10/5 11:50	68.0	↑3.3
10/5 12:00	71.5	↑3.5
10/5 12:10	75.0	↑3.5
10/5 12:20	78.6	↑3.6
10/5 12:30	82.3	↑3.7	最大潮位差
10/5 12:40	85.9	↑3.6
10/5 12:50	89.5	↑3.6
10/5 13:00	93.1	↑3.6
10/5 13:10	96.7	↑3.6
10/5 13:20	100.2	↑3.5
10/5 13:30	103.5	↑3.3
10/5 13:40	106.8	↑3.3
10/5 13:50	109.9	↑3.1
10/5 14:00	112.8	↑2.9
10/5 14:10	115.5	↑2.7
10/5 14:20	118.1	↑2.6
10/5 14:30	120.4	↑2.3
10/5 14:40	122.5	↑2.1
10/5 14:50	124.4	↑1.9
10/5 15:00	126.0	↑1.6
10/5 15:10	127.3	↑1.3
10/5 15:20	128.3	↑1.0
10/5 15:30	129.1	↑0.8
10/5 15:40	129.6	↑0.5
10/5 15:50	129.7	↑0.1	満潮
10/5 16:00	129.6	↓-0.1
10/5 16:10	129.2	↓-0.4
10/5 16:20	128.5	↓-0.7
10/5 16:30	127.6	↓-0.9
10/5 16:40	126.3	↓-1.3
10/5 16:50	124.8	↓-1.5
10/5 17:00	123.1	↓-1.7
10/5 17:10	121.1	↓-2.0
10/5 17:20	118.8	↓-2.3
10/5 17:30	116.4	↓-2.4
10/5 17:40	113.8	↓-2.6
10/5 17:50	111.0	↓-2.8
10/5 18:00	108.1	↓-2.9
10/5 18:10	105.1	↓-3.0
10/5 18:20	101.9	↓-3.2
10/5 18:30	98.7	↓-3.2
10/5 18:40	95.5	↓-3.2
10/5 18:50	92.2	↓-3.3
10/5 19:00	88.9	↓-3.3
10/5 19:10	85.7	↓-3.2
10/5 19:20	82.5	↓-3.2
10/5 19:30	79.4	↓-3.1
10/5 19:40	76.4	↓-3.0
10/5 19:50	73.6	↓-2.8
10/5 20:00	70.9	↓-2.7
10/5 20:10	68.3	↓-2.6
10/5 20:20	66.0	↓-2.3
10/5 20:30	63.9	↓-2.1
10/5 20:40	62.0	↓-1.9
10/5 20:50	60.3	↓-1.7
10/5 21:00	58.9	↓-1.4
10/5 21:10	57.8	↓-1.1
10/5 21:20	56.9	↓-0.9
10/5 21:30	56.3	↓-0.6
10/5 21:40	56.0	↓-0.3	干潮
10/5 21:50	55.9	↓-0.1
10/5 22:00	56.2	↑0.3
10/5 22:10	56.7	↑0.5
10/5 22:20	57.5	↑0.8
10/5 22:30	58.6	↑1.1
10/5 22:40	59.9	↑1.3
10/5 22:50	61.5	↑1.6
10/5 23:00	63.3	↑1.8
10/5 23:10	65.3	↑2.0
10/5 23:20	67.5	↑2.2
10/5 23:30	69.9	↑2.4
10/5 23:40	72.5	↑2.6
10/5 23:50	75.2	↑2.7