1 (金)	08:51	01:12	18:30	13:16
	118cm	18cm	122cm	98cm
中潮 出 06:01 入 16:43 出 11:22 入 21:54

那珂湊（茨城）2030年11月1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
11/1 00:00	24.2	↓-2.1
11/1 00:10	22.4	↓-1.8
11/1 00:20	20.9	↓-1.5
11/1 00:30	19.6	↓-1.3
11/1 00:40	18.6	↓-1.0
11/1 00:50	17.9	↓-0.7
11/1 01:00	17.4	↓-0.5
11/1 01:10	17.3	↓-0.1	干潮
11/1 01:20	17.4	↑0.1
11/1 01:30	17.7	↑0.3
11/1 01:40	18.4	↑0.7
11/1 01:50	19.2	↑0.8
11/1 02:00	20.4	↑1.2
11/1 02:10	21.7	↑1.3
11/1 02:20	23.3	↑1.6
11/1 02:30	25.1	↑1.8
11/1 02:40	27.1	↑2.0
11/1 02:50	29.4	↑2.3
11/1 03:00	31.7	↑2.3
11/1 03:10	34.3	↑2.6
11/1 03:20	37.0	↑2.7
11/1 03:30	39.9	↑2.9
11/1 03:40	42.9	↑3.0
11/1 03:50	46.0	↑3.1
11/1 04:00	49.2	↑3.2
11/1 04:10	52.5	↑3.3
11/1 04:20	55.8	↑3.3
11/1 04:30	59.2	↑3.4
11/1 04:40	62.7	↑3.5	最大潮位差
11/1 04:50	66.1	↑3.4
11/1 05:00	69.6	↑3.5	最大潮位差
11/1 05:10	73.1	↑3.5	最大潮位差
11/1 05:20	76.5	↑3.4
11/1 05:30	79.9	↑3.4
11/1 05:40	83.2	↑3.3
11/1 05:50	86.4	↑3.2
11/1 06:00	89.6	↑3.2
11/1 06:10	92.6	↑3.0
11/1 06:20	95.5	↑2.9
11/1 06:30	98.3	↑2.8
11/1 06:40	100.9	↑2.6
11/1 06:50	103.4	↑2.5
11/1 07:00	105.7	↑2.3
11/1 07:10	107.8	↑2.1
11/1 07:20	109.7	↑1.9
11/1 07:30	111.4	↑1.7
11/1 07:40	112.9	↑1.5
11/1 07:50	114.2	↑1.3
11/1 08:00	115.3	↑1.1
11/1 08:10	116.2	↑0.9
11/1 08:20	116.9	↑0.7
11/1 08:30	117.4	↑0.5
11/1 08:40	117.6	↑0.2
11/1 08:50	117.7	↑0.1	満潮
11/1 09:00	117.6	↓-0.1
11/1 09:10	117.4	↓-0.2
11/1 09:20	116.9	↓-0.5
11/1 09:30	116.4	↓-0.5
11/1 09:40	115.7	↓-0.7
11/1 09:50	114.8	↓-0.9
11/1 10:00	113.9	↓-0.9
11/1 10:10	112.9	↓-1.0
11/1 10:20	111.8	↓-1.1
11/1 10:30	110.7	↓-1.1
11/1 10:40	109.5	↓-1.2
11/1 10:50	108.4	↓-1.1
11/1 11:00	107.2	↓-1.2
11/1 11:10	106.0	↓-1.2
11/1 11:20	104.9	↓-1.1
11/1 11:30	103.8	↓-1.1
11/1 11:40	102.8	↓-1.0
11/1 11:50	101.9	↓-0.9
11/1 12:00	101.0	↓-0.9
11/1 12:10	100.3	↓-0.7
11/1 12:20	99.6	↓-0.7
11/1 12:30	99.0	↓-0.6
11/1 12:40	98.5	↓-0.5
11/1 12:50	98.2	↓-0.3
11/1 13:00	98.0	↓-0.2
11/1 13:10	97.9	↓-0.1	干潮
11/1 13:20	97.9	0
11/1 13:30	98.0	↑0.1
11/1 13:40	98.2	↑0.2
11/1 13:50	98.5	↑0.3
11/1 14:00	99.0	↑0.5
11/1 14:10	99.5	↑0.5
11/1 14:20	100.1	↑0.6
11/1 14:30	100.8	↑0.7
11/1 14:40	101.6	↑0.8
11/1 14:50	102.5	↑0.9
11/1 15:00	103.4	↑0.9
11/1 15:10	104.4	↑1.0
11/1 15:20	105.4	↑1.0
11/1 15:30	106.5	↑1.1
11/1 15:40	107.6	↑1.1
11/1 15:50	108.7	↑1.1
11/1 16:00	109.8	↑1.1
11/1 16:10	111.0	↑1.2
11/1 16:20	112.1	↑1.1
11/1 16:30	113.2	↑1.1
11/1 16:40	114.3	↑1.1
11/1 16:50	115.3	↑1.0
11/1 17:00	116.3	↑1.0
11/1 17:10	117.2	↑0.9
11/1 17:20	118.1	↑0.9
11/1 17:30	118.8	↑0.7
11/1 17:40	119.5	↑0.7
11/1 17:50	120.1	↑0.6
11/1 18:00	120.5	↑0.4
11/1 18:10	120.9	↑0.4
11/1 18:20	121.1	↑0.2	満潮
11/1 18:30	121.1	0	満潮
11/1 18:40	121.0	↓-0.1
11/1 18:50	120.8	↓-0.2
11/1 19:00	120.3	↓-0.5
11/1 19:10	119.7	↓-0.6
11/1 19:20	118.9	↓-0.8
11/1 19:30	118.0	↓-0.9
11/1 19:40	116.8	↓-1.2
11/1 19:50	115.4	↓-1.4
11/1 20:00	113.9	↓-1.5
11/1 20:10	112.1	↓-1.8
11/1 20:20	110.2	↓-1.9
11/1 20:30	108.1	↓-2.1
11/1 20:40	105.8	↓-2.3
11/1 20:50	103.3	↓-2.5
11/1 21:00	100.7	↓-2.6
11/1 21:10	97.9	↓-2.8
11/1 21:20	94.9	↓-3.0
11/1 21:30	91.9	↓-3.0
11/1 21:40	88.7	↓-3.2
11/1 21:50	85.5	↓-3.2
11/1 22:00	82.2	↓-3.3
11/1 22:10	78.8	↓-3.4
11/1 22:20	75.4	↓-3.4
11/1 22:30	72.0	↓-3.4
11/1 22:40	68.6	↓-3.4
11/1 22:50	65.2	↓-3.4
11/1 23:00	61.8	↓-3.4
11/1 23:10	58.5	↓-3.3
11/1 23:20	55.3	↓-3.2
11/1 23:30	52.2	↓-3.1
11/1 23:40	49.2	↓-3.0
11/1 23:50	46.4	↓-2.8