7 (日)	11:59	05:15	-	19:05
	118cm	61cm	-	52cm
長潮 出 06:36 入 16:24 出 01:24 入 13:13

那珂湊（茨城）2042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	88.9	↓-0.3
12/7 00:10	88.5	↓-0.4
12/7 00:20	88.0	↓-0.5
12/7 00:30	87.3	↓-0.7
12/7 00:40	86.6	↓-0.7
12/7 00:50	85.8	↓-0.8
12/7 01:00	84.9	↓-0.9
12/7 01:10	83.9	↓-1.0
12/7 01:20	82.8	↓-1.1
12/7 01:30	81.7	↓-1.1
12/7 01:40	80.5	↓-1.2
12/7 01:50	79.3	↓-1.2
12/7 02:00	78.1	↓-1.2
12/7 02:10	76.8	↓-1.3
12/7 02:20	75.5	↓-1.3
12/7 02:30	74.2	↓-1.3
12/7 02:40	73.0	↓-1.2
12/7 02:50	71.7	↓-1.3
12/7 03:00	70.5	↓-1.2
12/7 03:10	69.3	↓-1.2
12/7 03:20	68.2	↓-1.1
12/7 03:30	67.1	↓-1.1
12/7 03:40	66.0	↓-1.1
12/7 03:50	65.1	↓-0.9
12/7 04:00	64.2	↓-0.9
12/7 04:10	63.4	↓-0.8
12/7 04:20	62.7	↓-0.7
12/7 04:30	62.2	↓-0.5
12/7 04:40	61.7	↓-0.5
12/7 04:50	61.3	↓-0.4
12/7 05:00	61.1	↓-0.2
12/7 05:10	61.0	↓-0.1	干潮
12/7 05:20	61.0	0
12/7 05:30	61.1	↑0.1
12/7 05:40	61.4	↑0.3
12/7 05:50	61.8	↑0.4
12/7 06:00	62.4	↑0.6
12/7 06:10	63.1	↑0.7
12/7 06:20	64.0	↑0.9
12/7 06:30	65.0	↑1.0
12/7 06:40	66.1	↑1.1
12/7 06:50	67.4	↑1.3
12/7 07:00	68.8	↑1.4
12/7 07:10	70.3	↑1.5
12/7 07:20	72.0	↑1.7
12/7 07:30	73.7	↑1.7
12/7 07:40	75.6	↑1.9
12/7 07:50	77.6	↑2.0
12/7 08:00	79.6	↑2.0
12/7 08:10	81.7	↑2.1
12/7 08:20	83.9	↑2.2
12/7 08:30	86.1	↑2.2
12/7 08:40	88.4	↑2.3
12/7 08:50	90.6	↑2.2
12/7 09:00	92.9	↑2.3
12/7 09:10	95.2	↑2.3
12/7 09:20	97.4	↑2.2
12/7 09:30	99.6	↑2.2
12/7 09:40	101.7	↑2.1
12/7 09:50	103.7	↑2.0
12/7 10:00	105.7	↑2.0
12/7 10:10	107.5	↑1.8
12/7 10:20	109.2	↑1.7
12/7 10:30	110.8	↑1.6
12/7 10:40	112.3	↑1.5
12/7 10:50	113.6	↑1.3
12/7 11:00	114.8	↑1.2
12/7 11:10	115.7	↑0.9
12/7 11:20	116.5	↑0.8
12/7 11:30	117.2	↑0.7
12/7 11:40	117.6	↑0.4
12/7 11:50	117.8	↑0.2	満潮
12/7 12:00	117.9	↑0.1
12/7 12:10	117.8	↓-0.1
12/7 12:20	117.4	↓-0.4
12/7 12:30	116.9	↓-0.5
12/7 12:40	116.3	↓-0.6
12/7 12:50	115.4	↓-0.9
12/7 13:00	114.4	↓-1.0
12/7 13:10	113.2	↓-1.2
12/7 13:20	111.8	↓-1.4
12/7 13:30	110.3	↓-1.5
12/7 13:40	108.6	↓-1.7
12/7 13:50	106.9	↓-1.7
12/7 14:00	105.0	↓-1.9
12/7 14:10	103.0	↓-2.0
12/7 14:20	100.9	↓-2.1
12/7 14:30	98.7	↓-2.2
12/7 14:40	96.4	↓-2.3
12/7 14:50	94.1	↓-2.3
12/7 15:00	91.7	↓-2.4
12/7 15:10	89.3	↓-2.4
12/7 15:20	86.9	↓-2.4
12/7 15:30	84.5	↓-2.4
12/7 15:40	82.0	↓-2.5	最大潮位差
12/7 15:50	79.6	↓-2.4
12/7 16:00	77.2	↓-2.4
12/7 16:10	74.9	↓-2.3
12/7 16:20	72.6	↓-2.3
12/7 16:30	70.3	↓-2.3
12/7 16:40	68.2	↓-2.1
12/7 16:50	66.1	↓-2.1
12/7 17:00	64.1	↓-2.0
12/7 17:10	62.3	↓-1.8
12/7 17:20	60.5	↓-1.8
12/7 17:30	58.9	↓-1.6
12/7 17:40	57.4	↓-1.5
12/7 17:50	56.1	↓-1.3
12/7 18:00	54.9	↓-1.2
12/7 18:10	53.9	↓-1.0
12/7 18:20	53.1	↓-0.8
12/7 18:30	52.4	↓-0.7
12/7 18:40	51.9	↓-0.5
12/7 18:50	51.6	↓-0.3
12/7 19:00	51.4	↓-0.2	干潮
12/7 19:10	51.4	0
12/7 19:20	51.6	↑0.2
12/7 19:30	52.0	↑0.4
12/7 19:40	52.5	↑0.5
12/7 19:50	53.2	↑0.7
12/7 20:00	54.1	↑0.9
12/7 20:10	55.0	↑0.9
12/7 20:20	56.2	↑1.2
12/7 20:30	57.4	↑1.2
12/7 20:40	58.8	↑1.4
12/7 20:50	60.3	↑1.5
12/7 21:00	61.9	↑1.6
12/7 21:10	63.5	↑1.6
12/7 21:20	65.3	↑1.8
12/7 21:30	67.0	↑1.7
12/7 21:40	68.8	↑1.8
12/7 21:50	70.7	↑1.9
12/7 22:00	72.5	↑1.8
12/7 22:10	74.3	↑1.8
12/7 22:20	76.1	↑1.8
12/7 22:30	77.9	↑1.8
12/7 22:40	79.6	↑1.7
12/7 22:50	81.3	↑1.7
12/7 23:00	82.9	↑1.6
12/7 23:10	84.4	↑1.5
12/7 23:20	85.7	↑1.3
12/7 23:30	87.0	↑1.3
12/7 23:40	88.2	↑1.2
12/7 23:50	89.3	↑1.1