31 (日)	08:42	01:34	19:48	14:29
	117cm	27cm	101cm	71cm
中潮 出 06:49 入 16:34 出 23:01 入 10:46

那珂湊（茨城）2034年12月31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
12/31 00:00	36.7	↓-2.3
12/31 00:10	34.6	↓-2.1
12/31 00:20	32.8	↓-1.8
12/31 00:30	31.1	↓-1.7
12/31 00:40	29.7	↓-1.4
12/31 00:50	28.5	↓-1.2
12/31 01:00	27.6	↓-0.9
12/31 01:10	26.9	↓-0.7
12/31 01:20	26.4	↓-0.5
12/31 01:30	26.2	↓-0.2	干潮
12/31 01:40	26.3	↑0.1
12/31 01:50	26.6	↑0.3
12/31 02:00	27.1	↑0.5
12/31 02:10	27.9	↑0.8
12/31 02:20	28.8	↑0.9
12/31 02:30	30.1	↑1.3
12/31 02:40	31.5	↑1.4
12/31 02:50	33.1	↑1.6
12/31 03:00	35.0	↑1.9
12/31 03:10	37.0	↑2.0
12/31 03:20	39.2	↑2.2
12/31 03:30	41.6	↑2.4
12/31 03:40	44.1	↑2.5
12/31 03:50	46.8	↑2.7
12/31 04:00	49.6	↑2.8
12/31 04:10	52.6	↑3.0
12/31 04:20	55.6	↑3.0
12/31 04:30	58.7	↑3.1
12/31 04:40	61.9	↑3.2
12/31 04:50	65.1	↑3.2
12/31 05:00	68.4	↑3.3	最大潮位差
12/31 05:10	71.7	↑3.3	最大潮位差
12/31 05:20	75.0	↑3.3	最大潮位差
12/31 05:30	78.3	↑3.3	最大潮位差
12/31 05:40	81.5	↑3.2
12/31 05:50	84.7	↑3.2
12/31 06:00	87.9	↑3.2
12/31 06:10	90.9	↑3.0
12/31 06:20	93.8	↑2.9
12/31 06:30	96.7	↑2.9
12/31 06:40	99.3	↑2.6
12/31 06:50	101.9	↑2.6
12/31 07:00	104.2	↑2.3
12/31 07:10	106.4	↑2.2
12/31 07:20	108.4	↑2.0
12/31 07:30	110.1	↑1.7
12/31 07:40	111.7	↑1.6
12/31 07:50	113.0	↑1.3
12/31 08:00	114.1	↑1.1
12/31 08:10	115.0	↑0.9
12/31 08:20	115.6	↑0.6
12/31 08:30	116.0	↑0.4
12/31 08:40	116.1	↑0.1	満潮
12/31 08:50	116.0	↓-0.1
12/31 09:00	115.7	↓-0.3
12/31 09:10	115.1	↓-0.6
12/31 09:20	114.4	↓-0.7
12/31 09:30	113.4	↓-1.0
12/31 09:40	112.3	↓-1.1
12/31 09:50	111.0	↓-1.3
12/31 10:00	109.5	↓-1.5
12/31 10:10	107.9	↓-1.6
12/31 10:20	106.2	↓-1.7
12/31 10:30	104.3	↓-1.9
12/31 10:40	102.4	↓-1.9
12/31 10:50	100.4	↓-2.0
12/31 11:00	98.4	↓-2.0
12/31 11:10	96.3	↓-2.1
12/31 11:20	94.3	↓-2.0
12/31 11:30	92.2	↓-2.1
12/31 11:40	90.2	↓-2.0
12/31 11:50	88.2	↓-2.0
12/31 12:00	86.3	↓-1.9
12/31 12:10	84.4	↓-1.9
12/31 12:20	82.6	↓-1.8
12/31 12:30	80.9	↓-1.7
12/31 12:40	79.4	↓-1.5
12/31 12:50	77.9	↓-1.5
12/31 13:00	76.6	↓-1.3
12/31 13:10	75.4	↓-1.2
12/31 13:20	74.3	↓-1.1
12/31 13:30	73.4	↓-0.9
12/31 13:40	72.6	↓-0.8
12/31 13:50	72.0	↓-0.6
12/31 14:00	71.5	↓-0.5
12/31 14:10	71.2	↓-0.3
12/31 14:20	71.0	↓-0.2	干潮
12/31 14:30	71.0	0
12/31 14:40	71.1	↑0.1
12/31 14:50	71.3	↑0.2
12/31 15:00	71.6	↑0.3
12/31 15:10	72.1	↑0.5
12/31 15:20	72.7	↑0.6
12/31 15:30	73.5	↑0.8
12/31 15:40	74.3	↑0.8
12/31 15:50	75.2	↑0.9
12/31 16:00	76.2	↑1.0
12/31 16:10	77.3	↑1.1
12/31 16:20	78.5	↑1.2
12/31 16:30	79.8	↑1.3
12/31 16:40	81.1	↑1.3
12/31 16:50	82.4	↑1.3
12/31 17:00	83.8	↑1.4
12/31 17:10	85.2	↑1.4
12/31 17:20	86.7	↑1.5
12/31 17:30	88.1	↑1.4
12/31 17:40	89.5	↑1.4
12/31 17:50	90.9	↑1.4
12/31 18:00	92.2	↑1.3
12/31 18:10	93.5	↑1.3
12/31 18:20	94.7	↑1.2
12/31 18:30	95.8	↑1.1
12/31 18:40	96.9	↑1.1
12/31 18:50	97.8	↑0.9
12/31 19:00	98.6	↑0.8
12/31 19:10	99.2	↑0.6
12/31 19:20	99.8	↑0.6
12/31 19:30	100.1	↑0.3
12/31 19:40	100.3	↑0.2	満潮
12/31 19:50	100.4	↑0.1
12/31 20:00	100.2	↓-0.2
12/31 20:10	99.9	↓-0.3
12/31 20:20	99.3	↓-0.6
12/31 20:30	98.6	↓-0.7
12/31 20:40	97.7	↓-0.9
12/31 20:50	96.6	↓-1.1
12/31 21:00	95.4	↓-1.2
12/31 21:10	93.9	↓-1.5
12/31 21:20	92.3	↓-1.6
12/31 21:30	90.5	↓-1.8
12/31 21:40	88.6	↓-1.9
12/31 21:50	86.5	↓-2.1
12/31 22:00	84.3	↓-2.2
12/31 22:10	82.0	↓-2.3
12/31 22:20	79.6	↓-2.4
12/31 22:30	77.1	↓-2.5
12/31 22:40	74.6	↓-2.5
12/31 22:50	72.0	↓-2.6
12/31 23:00	69.4	↓-2.6
12/31 23:10	66.8	↓-2.6
12/31 23:20	64.2	↓-2.6
12/31 23:30	61.7	↓-2.5
12/31 23:40	59.2	↓-2.5
12/31 23:50	56.8	↓-2.4