09 (日)	05:16	11:31	17:50	23:42
	134cm	45cm	128cm	55cm
中潮 出 05:16 入 17:55 出 07:27 入 19:24

那珂湊（茨城）2040年09月09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
9/9 00:00	64.9	↑1.1
9/9 00:10	66.3	↑1.4
9/9 00:20	68.0	↑1.7
9/9 00:30	69.8	↑1.8
9/9 00:40	71.9	↑2.1
9/9 00:50	74.1	↑2.2
9/9 01:00	76.5	↑2.4
9/9 01:10	79.0	↑2.5
9/9 01:20	81.7	↑2.7
9/9 01:30	84.5	↑2.8
9/9 01:40	87.4	↑2.9
9/9 01:50	90.4	↑3.0
9/9 02:00	93.4	↑3.0
9/9 02:10	96.4	↑3.0
9/9 02:20	99.5	↑3.1
9/9 02:30	102.5	↑3.0
9/9 02:40	105.5	↑3.0
9/9 02:50	108.4	↑2.9
9/9 03:00	111.3	↑2.9
9/9 03:10	114.1	↑2.8
9/9 03:20	116.7	↑2.6
9/9 03:30	119.3	↑2.6
9/9 03:40	121.6	↑2.3
9/9 03:50	123.8	↑2.2
9/9 04:00	125.8	↑2.0
9/9 04:10	127.6	↑1.8
9/9 04:20	129.2	↑1.6
9/9 04:30	130.5	↑1.3
9/9 04:40	131.6	↑1.1
9/9 04:50	132.4	↑0.8
9/9 05:00	132.9	↑0.5
9/9 05:10	133.2	↑0.3	満潮
9/9 05:20	133.2	0
9/9 05:30	132.9	↓-0.3
9/9 05:40	132.3	↓-0.6
9/9 05:50	131.4	↓-0.9
9/9 06:00	130.2	↓-1.2
9/9 06:10	128.8	↓-1.4
9/9 06:20	127.1	↓-1.7
9/9 06:30	125.1	↓-2.0
9/9 06:40	122.8	↓-2.3
9/9 06:50	120.3	↓-2.5
9/9 07:00	117.6	↓-2.7
9/9 07:10	114.7	↓-2.9
9/9 07:20	111.6	↓-3.1
9/9 07:30	108.3	↓-3.3
9/9 07:40	104.9	↓-3.4
9/9 07:50	101.4	↓-3.5
9/9 08:00	97.7	↓-3.7
9/9 08:10	94.0	↓-3.7
9/9 08:20	90.3	↓-3.7
9/9 08:30	86.5	↓-3.8	最大潮位差
9/9 08:40	82.8	↓-3.7
9/9 08:50	79.1	↓-3.7
9/9 09:00	75.5	↓-3.6
9/9 09:10	72.0	↓-3.5
9/9 09:20	68.6	↓-3.4
9/9 09:30	65.3	↓-3.3
9/9 09:40	62.2	↓-3.1
9/9 09:50	59.4	↓-2.8
9/9 10:00	56.7	↓-2.7
9/9 10:10	54.3	↓-2.4
9/9 10:20	52.1	↓-2.2
9/9 10:30	50.2	↓-1.9
9/9 10:40	48.6	↓-1.6
9/9 10:50	47.2	↓-1.4
9/9 11:00	46.2	↓-1.0
9/9 11:10	45.4	↓-0.8
9/9 11:20	45.0	↓-0.4
9/9 11:30	44.8	↓-0.2	干潮
9/9 11:40	45.0	↑0.2
9/9 11:50	45.4	↑0.4
9/9 12:00	46.2	↑0.8
9/9 12:10	47.2	↑1.0
9/9 12:20	48.5	↑1.3
9/9 12:30	50.1	↑1.6
9/9 12:40	51.9	↑1.8
9/9 12:50	54.0	↑2.1
9/9 13:00	56.2	↑2.2
9/9 13:10	58.7	↑2.5
9/9 13:20	61.3	↑2.6
9/9 13:30	64.2	↑2.9
9/9 13:40	67.1	↑2.9
9/9 13:50	70.2	↑3.1
9/9 14:00	73.4	↑3.2
9/9 14:10	76.6	↑3.2
9/9 14:20	80.0	↑3.4
9/9 14:30	83.3	↑3.3
9/9 14:40	86.7	↑3.4
9/9 14:50	90.1	↑3.4
9/9 15:00	93.4	↑3.3
9/9 15:10	96.7	↑3.3
9/9 15:20	99.9	↑3.2
9/9 15:30	103.1	↑3.2
9/9 15:40	106.1	↑3.0
9/9 15:50	109.0	↑2.9
9/9 16:00	111.7	↑2.7
9/9 16:10	114.3	↑2.6
9/9 16:20	116.7	↑2.4
9/9 16:30	118.8	↑2.1
9/9 16:40	120.8	↑2.0
9/9 16:50	122.5	↑1.7
9/9 17:00	124.0	↑1.5
9/9 17:10	125.2	↑1.2
9/9 17:20	126.2	↑1.0
9/9 17:30	126.9	↑0.7
9/9 17:40	127.3	↑0.4	満潮
9/9 17:50	127.4	↑0.1	満潮
9/9 18:00	127.3	↓-0.1
9/9 18:10	126.8	↓-0.5
9/9 18:20	126.1	↓-0.7
9/9 18:30	125.1	↓-1.0
9/9 18:40	123.8	↓-1.3
9/9 18:50	122.3	↓-1.5
9/9 19:00	120.5	↓-1.8
9/9 19:10	118.4	↓-2.1
9/9 19:20	116.2	↓-2.2
9/9 19:30	113.7	↓-2.5
9/9 19:40	111.1	↓-2.6
9/9 19:50	108.3	↓-2.8
9/9 20:00	105.3	↓-3.0
9/9 20:10	102.2	↓-3.1
9/9 20:20	99.1	↓-3.1
9/9 20:30	95.9	↓-3.2
9/9 20:40	92.6	↓-3.3
9/9 20:50	89.3	↓-3.3
9/9 21:00	86.0	↓-3.3
9/9 21:10	82.8	↓-3.2
9/9 21:20	79.7	↓-3.1
9/9 21:30	76.6	↓-3.1
9/9 21:40	73.6	↓-3.0
9/9 21:50	70.8	↓-2.8
9/9 22:00	68.2	↓-2.6
9/9 22:10	65.7	↓-2.5
9/9 22:20	63.5	↓-2.2
9/9 22:30	61.5	↓-2.0
9/9 22:40	59.7	↓-1.8
9/9 22:50	58.1	↓-1.6
9/9 23:00	56.9	↓-1.2
9/9 23:10	55.8	↓-1.1
9/9 23:20	55.1	↓-0.7
9/9 23:30	54.7	↓-0.4
9/9 23:40	54.5	↓-0.2	干潮
9/9 23:50	54.6	↑0.1