7 (水)	09:21	01:24	18:23	13:53
	114cm	20cm	109cm	97cm
小潮 出 06:35 入 16:24 出 22:02 入 11:24

那珂湊（茨城）2039年12月7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
12/7 00:00	27.9	↓-2.0
12/7 00:10	26.1	↓-1.8
12/7 00:20	24.4	↓-1.7
12/7 00:30	23.1	↓-1.3
12/7 00:40	21.9	↓-1.2
12/7 00:50	21.0	↓-0.9
12/7 01:00	20.3	↓-0.7
12/7 01:10	19.9	↓-0.4
12/7 01:20	19.7	↓-0.2	干潮
12/7 01:30	19.7	0
12/7 01:40	20.0	↑0.3
12/7 01:50	20.5	↑0.5
12/7 02:00	21.3	↑0.8
12/7 02:10	22.2	↑0.9
12/7 02:20	23.4	↑1.2
12/7 02:30	24.7	↑1.3
12/7 02:40	26.3	↑1.6
12/7 02:50	28.1	↑1.8
12/7 03:00	30.0	↑1.9
12/7 03:10	32.1	↑2.1
12/7 03:20	34.3	↑2.2
12/7 03:30	36.7	↑2.4
12/7 03:40	39.2	↑2.5
12/7 03:50	41.8	↑2.6
12/7 04:00	44.5	↑2.7
12/7 04:10	47.4	↑2.9
12/7 04:20	50.2	↑2.8
12/7 04:30	53.2	↑3.0
12/7 04:40	56.2	↑3.0
12/7 04:50	59.3	↑3.1	最大潮位差
12/7 05:00	62.4	↑3.1	最大潮位差
12/7 05:10	65.5	↑3.1	最大潮位差
12/7 05:20	68.6	↑3.1	最大潮位差
12/7 05:30	71.7	↑3.1	最大潮位差
12/7 05:40	74.8	↑3.1	最大潮位差
12/7 05:50	77.8	↑3.0
12/7 06:00	80.8	↑3.0
12/7 06:10	83.8	↑3.0
12/7 06:20	86.6	↑2.8
12/7 06:30	89.4	↑2.8
12/7 06:40	92.0	↑2.6
12/7 06:50	94.6	↑2.6
12/7 07:00	97.0	↑2.4
12/7 07:10	99.3	↑2.3
12/7 07:20	101.5	↑2.2
12/7 07:30	103.5	↑2.0
12/7 07:40	105.3	↑1.8
12/7 07:50	107.0	↑1.7
12/7 08:00	108.4	↑1.4
12/7 08:10	109.8	↑1.4
12/7 08:20	110.9	↑1.1
12/7 08:30	111.9	↑1.0
12/7 08:40	112.6	↑0.7
12/7 08:50	113.2	↑0.6
12/7 09:00	113.7	↑0.5
12/7 09:10	113.9	↑0.2
12/7 09:20	114.0	↑0.1	満潮
12/7 09:30	113.9	↓-0.1
12/7 09:40	113.7	↓-0.2
12/7 09:50	113.3	↓-0.4
12/7 10:00	112.8	↓-0.5
12/7 10:10	112.2	↓-0.6
12/7 10:20	111.5	↓-0.7
12/7 10:30	110.8	↓-0.7
12/7 10:40	109.9	↓-0.9
12/7 10:50	109.0	↓-0.9
12/7 11:00	108.0	↓-1.0
12/7 11:10	107.0	↓-1.0
12/7 11:20	106.0	↓-1.0
12/7 11:30	105.0	↓-1.0
12/7 11:40	104.1	↓-0.9
12/7 11:50	103.1	↓-1.0
12/7 12:00	102.2	↓-0.9
12/7 12:10	101.3	↓-0.9
12/7 12:20	100.5	↓-0.8
12/7 12:30	99.7	↓-0.8
12/7 12:40	99.1	↓-0.6
12/7 12:50	98.5	↓-0.6
12/7 13:00	97.9	↓-0.6
12/7 13:10	97.5	↓-0.4
12/7 13:20	97.2	↓-0.3
12/7 13:30	96.9	↓-0.3
12/7 13:40	96.8	↓-0.1
12/7 13:50	96.7	↓-0.1	干潮
12/7 14:00	96.7	0
12/7 14:10	96.8	↑0.1
12/7 14:20	97.0	↑0.2
12/7 14:30	97.3	↑0.3
12/7 14:40	97.6	↑0.3
12/7 14:50	98.0	↑0.4
12/7 15:00	98.5	↑0.5
12/7 15:10	99.0	↑0.5
12/7 15:20	99.5	↑0.5
12/7 15:30	100.1	↑0.6
12/7 15:40	100.7	↑0.6
12/7 15:50	101.4	↑0.7
12/7 16:00	102.0	↑0.6
12/7 16:10	102.7	↑0.7
12/7 16:20	103.3	↑0.6
12/7 16:30	104.0	↑0.7
12/7 16:40	104.6	↑0.6
12/7 16:50	105.3	↑0.7
12/7 17:00	105.8	↑0.5
12/7 17:10	106.4	↑0.6
12/7 17:20	106.9	↑0.5
12/7 17:30	107.3	↑0.4
12/7 17:40	107.7	↑0.4
12/7 17:50	108.1	↑0.4
12/7 18:00	108.3	↑0.2
12/7 18:10	108.5	↑0.2
12/7 18:20	108.5	0	満潮
12/7 18:30	108.5	0
12/7 18:40	108.4	↓-0.1
12/7 18:50	108.1	↓-0.3
12/7 19:00	107.8	↓-0.3
12/7 19:10	107.3	↓-0.5
12/7 19:20	106.6	↓-0.7
12/7 19:30	105.9	↓-0.7
12/7 19:40	105.0	↓-0.9
12/7 19:50	103.9	↓-1.1
12/7 20:00	102.7	↓-1.2
12/7 20:10	101.4	↓-1.3
12/7 20:20	99.9	↓-1.5
12/7 20:30	98.2	↓-1.7
12/7 20:40	96.4	↓-1.8
12/7 20:50	94.5	↓-1.9
12/7 21:00	92.4	↓-2.1
12/7 21:10	90.2	↓-2.2
12/7 21:20	87.8	↓-2.4
12/7 21:30	85.4	↓-2.4
12/7 21:40	82.8	↓-2.6
12/7 21:50	80.1	↓-2.7
12/7 22:00	77.4	↓-2.7
12/7 22:10	74.6	↓-2.8
12/7 22:20	71.7	↓-2.9
12/7 22:30	68.8	↓-2.9
12/7 22:40	65.9	↓-2.9
12/7 22:50	63.0	↓-2.9
12/7 23:00	60.1	↓-2.9
12/7 23:10	57.2	↓-2.9
12/7 23:20	54.4	↓-2.8
12/7 23:30	51.6	↓-2.8
12/7 23:40	48.9	↓-2.7
12/7 23:50	46.4	↓-2.5