1 (日)	04:04	08:48	14:14	21:32
	115cm	85cm	128cm	10cm
大潮 出 06:30 入 16:24 出 15:19 入 05:14

那珂湊（茨城）2047年12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
12/1 00:00	58.0	↑3.6
12/1 00:10	61.6	↑3.6
12/1 00:20	65.3	↑3.7
12/1 00:30	68.9	↑3.6
12/1 00:40	72.5	↑3.6
12/1 00:50	76.1	↑3.6
12/1 01:00	79.5	↑3.4
12/1 01:10	82.9	↑3.4
12/1 01:20	86.2	↑3.3
12/1 01:30	89.4	↑3.2
12/1 01:40	92.4	↑3.0
12/1 01:50	95.3	↑2.9
12/1 02:00	98.0	↑2.7
12/1 02:10	100.5	↑2.5
12/1 02:20	102.9	↑2.4
12/1 02:30	105.0	↑2.1
12/1 02:40	106.9	↑1.9
12/1 02:50	108.7	↑1.8
12/1 03:00	110.2	↑1.5
12/1 03:10	111.4	↑1.2
12/1 03:20	112.5	↑1.1
12/1 03:30	113.3	↑0.8
12/1 03:40	113.9	↑0.6
12/1 03:50	114.3	↑0.4
12/1 04:00	114.4	↑0.1	満潮
12/1 04:10	114.4	0
12/1 04:20	114.1	↓-0.3
12/1 04:30	113.7	↓-0.4
12/1 04:40	113.0	↓-0.7
12/1 04:50	112.2	↓-0.8
12/1 05:00	111.3	↓-0.9
12/1 05:10	110.2	↓-1.1
12/1 05:20	109.0	↓-1.2
12/1 05:30	107.6	↓-1.4
12/1 05:40	106.2	↓-1.4
12/1 05:50	104.7	↓-1.5
12/1 06:00	103.1	↓-1.6
12/1 06:10	101.5	↓-1.6
12/1 06:20	99.9	↓-1.6
12/1 06:30	98.3	↓-1.6
12/1 06:40	96.7	↓-1.6
12/1 06:50	95.1	↓-1.6
12/1 07:00	93.6	↓-1.5
12/1 07:10	92.2	↓-1.4
12/1 07:20	90.8	↓-1.4
12/1 07:30	89.5	↓-1.3
12/1 07:40	88.4	↓-1.1
12/1 07:50	87.4	↓-1.0
12/1 08:00	86.5	↓-0.9
12/1 08:10	85.8	↓-0.7
12/1 08:20	85.3	↓-0.5
12/1 08:30	84.9	↓-0.4
12/1 08:40	84.7	↓-0.2	干潮
12/1 08:50	84.6	↓-0.1
12/1 09:00	84.8	↑0.2
12/1 09:10	85.1	↑0.3
12/1 09:20	85.6	↑0.5
12/1 09:30	86.3	↑0.7
12/1 09:40	87.1	↑0.8
12/1 09:50	88.1	↑1.0
12/1 10:00	89.3	↑1.2
12/1 10:10	90.6	↑1.3
12/1 10:20	92.1	↑1.5
12/1 10:30	93.7	↑1.6
12/1 10:40	95.3	↑1.6
12/1 10:50	97.1	↑1.8
12/1 11:00	99.0	↑1.9
12/1 11:10	101.0	↑2.0
12/1 11:20	102.9	↑1.9
12/1 11:30	105.0	↑2.1
12/1 11:40	107.0	↑2.0
12/1 11:50	109.1	↑2.1
12/1 12:00	111.1	↑2.0
12/1 12:10	113.0	↑1.9
12/1 12:20	115.0	↑2.0
12/1 12:30	116.8	↑1.8
12/1 12:40	118.5	↑1.7
12/1 12:50	120.2	↑1.7
12/1 13:00	121.7	↑1.5
12/1 13:10	123.0	↑1.3
12/1 13:20	124.2	↑1.2
12/1 13:30	125.2	↑1.0
12/1 13:40	126.1	↑0.9
12/1 13:50	126.7	↑0.6
12/1 14:00	127.1	↑0.4
12/1 14:10	127.3	↑0.2	満潮
12/1 14:20	127.2	↓-0.1
12/1 14:30	126.9	↓-0.3
12/1 14:40	126.4	↓-0.5
12/1 14:50	125.6	↓-0.8
12/1 15:00	124.6	↓-1.0
12/1 15:10	123.2	↓-1.4
12/1 15:20	121.7	↓-1.5
12/1 15:30	119.9	↓-1.8
12/1 15:40	117.8	↓-2.1
12/1 15:50	115.5	↓-2.3
12/1 16:00	112.9	↓-2.6
12/1 16:10	110.1	↓-2.8
12/1 16:20	107.1	↓-3.0
12/1 16:30	103.9	↓-3.2
12/1 16:40	100.5	↓-3.4
12/1 16:50	96.9	↓-3.6
12/1 17:00	93.2	↓-3.7
12/1 17:10	89.3	↓-3.9
12/1 17:20	85.3	↓-4.0
12/1 17:30	81.1	↓-4.2
12/1 17:40	76.9	↓-4.2
12/1 17:50	72.7	↓-4.2
12/1 18:00	68.4	↓-4.3	最大潮位差
12/1 18:10	64.1	↓-4.3	最大潮位差
12/1 18:20	59.8	↓-4.3	最大潮位差
12/1 18:30	55.6	↓-4.2
12/1 18:40	51.4	↓-4.2
12/1 18:50	47.3	↓-4.1
12/1 19:00	43.3	↓-4.0
12/1 19:10	39.4	↓-3.9
12/1 19:20	35.7	↓-3.7
12/1 19:30	32.2	↓-3.5
12/1 19:40	28.9	↓-3.3
12/1 19:50	25.8	↓-3.1
12/1 20:00	22.9	↓-2.9
12/1 20:10	20.3	↓-2.6
12/1 20:20	18.0	↓-2.3
12/1 20:30	15.9	↓-2.1
12/1 20:40	14.2	↓-1.7
12/1 20:50	12.7	↓-1.5
12/1 21:00	11.5	↓-1.2
12/1 21:10	10.7	↓-0.8
12/1 21:20	10.2	↓-0.5
12/1 21:30	10.0	↓-0.2	干潮
12/1 21:40	10.1	↑0.1
12/1 21:50	10.5	↑0.4
12/1 22:00	11.3	↑0.8
12/1 22:10	12.3	↑1.0
12/1 22:20	13.7	↑1.4
12/1 22:30	15.3	↑1.6
12/1 22:40	17.2	↑1.9
12/1 22:50	19.4	↑2.2
12/1 23:00	21.9	↑2.5
12/1 23:10	24.5	↑2.6
12/1 23:20	27.4	↑2.9
12/1 23:30	30.5	↑3.1
12/1 23:40	33.8	↑3.3
12/1 23:50	37.2	↑3.4