01 (日)	00:26	07:23	14:11	20:02
	115cm	46cm	122cm	74cm
中潮 出 05:33 入 17:23 出 02:01 入 15:16

那珂湊（茨城）2051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	113.9	↑0.5
10/1 00:10	114.2	↑0.3
10/1 00:20	114.3	↑0.1	満潮
10/1 00:30	114.3	0
10/1 00:40	114.2	↓-0.1
10/1 00:50	113.8	↓-0.4
10/1 01:00	113.3	↓-0.5
10/1 01:10	112.6	↓-0.7
10/1 01:20	111.7	↓-0.9
10/1 01:30	110.7	↓-1.0
10/1 01:40	109.5	↓-1.2
10/1 01:50	108.2	↓-1.3
10/1 02:00	106.7	↓-1.5
10/1 02:10	105.0	↓-1.7
10/1 02:20	103.2	↓-1.8
10/1 02:30	101.3	↓-1.9
10/1 02:40	99.2	↓-2.1
10/1 02:50	97.1	↓-2.1
10/1 03:00	94.8	↓-2.3
10/1 03:10	92.5	↓-2.3
10/1 03:20	90.0	↓-2.5
10/1 03:30	87.6	↓-2.4
10/1 03:40	85.0	↓-2.6
10/1 03:50	82.4	↓-2.6
10/1 04:00	79.8	↓-2.6
10/1 04:10	77.2	↓-2.6
10/1 04:20	74.6	↓-2.6
10/1 04:30	72.0	↓-2.6
10/1 04:40	69.5	↓-2.5
10/1 04:50	67.0	↓-2.5
10/1 05:00	64.6	↓-2.4
10/1 05:10	62.2	↓-2.4
10/1 05:20	60.0	↓-2.2
10/1 05:30	57.8	↓-2.2
10/1 05:40	55.8	↓-2.0
10/1 05:50	53.9	↓-1.9
10/1 06:00	52.2	↓-1.7
10/1 06:10	50.6	↓-1.6
10/1 06:20	49.2	↓-1.4
10/1 06:30	48.0	↓-1.2
10/1 06:40	47.0	↓-1.0
10/1 06:50	46.2	↓-0.8
10/1 07:00	45.6	↓-0.6
10/1 07:10	45.2	↓-0.4
10/1 07:20	45.1	↓-0.1	干潮
10/1 07:30	45.1	0
10/1 07:40	45.4	↑0.3
10/1 07:50	46.0	↑0.6
10/1 08:00	46.7	↑0.7
10/1 08:10	47.7	↑1.0
10/1 08:20	48.9	↑1.2
10/1 08:30	50.3	↑1.4
10/1 08:40	51.9	↑1.6
10/1 08:50	53.7	↑1.8
10/1 09:00	55.7	↑2.0
10/1 09:10	57.8	↑2.1
10/1 09:20	60.1	↑2.3
10/1 09:30	62.6	↑2.5
10/1 09:40	65.2	↑2.6
10/1 09:50	67.9	↑2.7
10/1 10:00	70.7	↑2.8
10/1 10:10	73.5	↑2.8
10/1 10:20	76.5	↑3.0	最大潮位差
10/1 10:30	79.4	↑2.9
10/1 10:40	82.4	↑3.0	最大潮位差
10/1 10:50	85.4	↑3.0	最大潮位差
10/1 11:00	88.4	↑3.0	最大潮位差
10/1 11:10	91.3	↑2.9
10/1 11:20	94.2	↑2.9
10/1 11:30	97.0	↑2.8
10/1 11:40	99.7	↑2.7
10/1 11:50	102.3	↑2.6
10/1 12:00	104.8	↑2.5
10/1 12:10	107.1	↑2.3
10/1 12:20	109.4	↑2.3
10/1 12:30	111.4	↑2.0
10/1 12:40	113.3	↑1.9
10/1 12:50	115.0	↑1.7
10/1 13:00	116.5	↑1.5
10/1 13:10	117.8	↑1.3
10/1 13:20	119.0	↑1.2
10/1 13:30	119.9	↑0.9
10/1 13:40	120.6	↑0.7
10/1 13:50	121.1	↑0.5
10/1 14:00	121.4	↑0.3
10/1 14:10	121.5	↑0.1	満潮
10/1 14:20	121.4	↓-0.1
10/1 14:30	121.1	↓-0.3
10/1 14:40	120.6	↓-0.5
10/1 14:50	119.9	↓-0.7
10/1 15:00	119.1	↓-0.8
10/1 15:10	118.0	↓-1.1
10/1 15:20	116.8	↓-1.2
10/1 15:30	115.5	↓-1.3
10/1 15:40	114.0	↓-1.5
10/1 15:50	112.4	↓-1.6
10/1 16:00	110.6	↓-1.8
10/1 16:10	108.8	↓-1.8
10/1 16:20	106.9	↓-1.9
10/1 16:30	104.8	↓-2.1
10/1 16:40	102.8	↓-2.0
10/1 16:50	100.7	↓-2.1
10/1 17:00	98.5	↓-2.2
10/1 17:10	96.4	↓-2.1
10/1 17:20	94.3	↓-2.1
10/1 17:30	92.2	↓-2.1
10/1 17:40	90.1	↓-2.1
10/1 17:50	88.1	↓-2.0
10/1 18:00	86.1	↓-2.0
10/1 18:10	84.3	↓-1.8
10/1 18:20	82.5	↓-1.8
10/1 18:30	80.9	↓-1.6
10/1 18:40	79.4	↓-1.5
10/1 18:50	78.0	↓-1.4
10/1 19:00	76.8	↓-1.2
10/1 19:10	75.8	↓-1.0
10/1 19:20	74.9	↓-0.9
10/1 19:30	74.2	↓-0.7
10/1 19:40	73.7	↓-0.5
10/1 19:50	73.4	↓-0.3
10/1 20:00	73.3	↓-0.1	干潮
10/1 20:10	73.3	0
10/1 20:20	73.6	↑0.3
10/1 20:30	74.0	↑0.4
10/1 20:40	74.7	↑0.7
10/1 20:50	75.5	↑0.8
10/1 21:00	76.5	↑1.0
10/1 21:10	77.7	↑1.2
10/1 21:20	79.0	↑1.3
10/1 21:30	80.5	↑1.5
10/1 21:40	82.1	↑1.6
10/1 21:50	83.9	↑1.8
10/1 22:00	85.7	↑1.8
10/1 22:10	87.6	↑1.9
10/1 22:20	89.6	↑2.0
10/1 22:30	91.7	↑2.1
10/1 22:40	93.8	↑2.1
10/1 22:50	95.9	↑2.1
10/1 23:00	98.0	↑2.1
10/1 23:10	100.1	↑2.1
10/1 23:20	102.2	↑2.1
10/1 23:30	104.2	↑2.0
10/1 23:40	106.2	↑2.0
10/1 23:50	108.1	↑1.9