5 (水)	11:51	04:47	23:46	18:27
	116cm	47cm	97cm	66cm
長潮 出 06:34 入 16:24 出 13:22 入 00:37

那珂湊（茨城）2057年12月5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
12/5 00:00	86.8	↓-1.6
12/5 00:10	85.2	↓-1.6
12/5 00:20	83.5	↓-1.7
12/5 00:30	81.8	↓-1.7
12/5 00:40	80.0	↓-1.8
12/5 00:50	78.1	↓-1.9
12/5 01:00	76.2	↓-1.9
12/5 01:10	74.2	↓-2.0
12/5 01:20	72.3	↓-1.9
12/5 01:30	70.3	↓-2.0
12/5 01:40	68.4	↓-1.9
12/5 01:50	66.5	↓-1.9
12/5 02:00	64.6	↓-1.9
12/5 02:10	62.8	↓-1.8
12/5 02:20	61.0	↓-1.8
12/5 02:30	59.2	↓-1.8
12/5 02:40	57.6	↓-1.6
12/5 02:50	56.0	↓-1.6
12/5 03:00	54.5	↓-1.5
12/5 03:10	53.2	↓-1.3
12/5 03:20	51.9	↓-1.3
12/5 03:30	50.7	↓-1.2
12/5 03:40	49.7	↓-1.0
12/5 03:50	48.8	↓-0.9
12/5 04:00	48.0	↓-0.8
12/5 04:10	47.4	↓-0.6
12/5 04:20	46.9	↓-0.5
12/5 04:30	46.6	↓-0.3
12/5 04:40	46.4	↓-0.2	干潮
12/5 04:50	46.4	0
12/5 05:00	46.6	↑0.2
12/5 05:10	46.9	↑0.3
12/5 05:20	47.4	↑0.5
12/5 05:30	48.0	↑0.6
12/5 05:40	48.8	↑0.8
12/5 05:50	49.8	↑1.0
12/5 06:00	50.9	↑1.1
12/5 06:10	52.3	↑1.4
12/5 06:20	53.7	↑1.4
12/5 06:30	55.3	↑1.6
12/5 06:40	57.1	↑1.8
12/5 06:50	59.0	↑1.9
12/5 07:00	61.0	↑2.0
12/5 07:10	63.1	↑2.1
12/5 07:20	65.4	↑2.3
12/5 07:30	67.7	↑2.3
12/5 07:40	70.2	↑2.5
12/5 07:50	72.7	↑2.5
12/5 08:00	75.2	↑2.5
12/5 08:10	77.8	↑2.6
12/5 08:20	80.5	↑2.7	最大潮位差
12/5 08:30	83.1	↑2.6
12/5 08:40	85.7	↑2.6
12/5 08:50	88.3	↑2.6
12/5 09:00	90.9	↑2.6
12/5 09:10	93.4	↑2.5
12/5 09:20	95.8	↑2.4
12/5 09:30	98.2	↑2.4
12/5 09:40	100.4	↑2.2
12/5 09:50	102.6	↑2.2
12/5 10:00	104.6	↑2.0
12/5 10:10	106.4	↑1.8
12/5 10:20	108.1	↑1.7
12/5 10:30	109.7	↑1.6
12/5 10:40	111.0	↑1.3
12/5 10:50	112.2	↑1.2
12/5 11:00	113.3	↑1.1
12/5 11:10	114.1	↑0.8
12/5 11:20	114.7	↑0.6
12/5 11:30	115.2	↑0.5
12/5 11:40	115.5	↑0.3
12/5 11:50	115.6	↑0.1	満潮
12/5 12:00	115.5	↓-0.1
12/5 12:10	115.2	↓-0.3
12/5 12:20	114.7	↓-0.5
12/5 12:30	114.1	↓-0.6
12/5 12:40	113.3	↓-0.8
12/5 12:50	112.4	↓-0.9
12/5 13:00	111.3	↓-1.1
12/5 13:10	110.1	↓-1.2
12/5 13:20	108.8	↓-1.3
12/5 13:30	107.3	↓-1.5
12/5 13:40	105.8	↓-1.5
12/5 13:50	104.2	↓-1.6
12/5 14:00	102.5	↓-1.7
12/5 14:10	100.7	↓-1.8
12/5 14:20	98.8	↓-1.9
12/5 14:30	97.0	↓-1.8
12/5 14:40	95.0	↓-2.0
12/5 14:50	93.1	↓-1.9
12/5 15:00	91.2	↓-1.9
12/5 15:10	89.2	↓-2.0
12/5 15:20	87.3	↓-1.9
12/5 15:30	85.4	↓-1.9
12/5 15:40	83.5	↓-1.9
12/5 15:50	81.6	↓-1.9
12/5 16:00	79.9	↓-1.7
12/5 16:10	78.2	↓-1.7
12/5 16:20	76.5	↓-1.7
12/5 16:30	75.0	↓-1.5
12/5 16:40	73.5	↓-1.5
12/5 16:50	72.1	↓-1.4
12/5 17:00	70.9	↓-1.2
12/5 17:10	69.8	↓-1.1
12/5 17:20	68.7	↓-1.1
12/5 17:30	67.9	↓-0.8
12/5 17:40	67.1	↓-0.8
12/5 17:50	66.5	↓-0.6
12/5 18:00	66.1	↓-0.4
12/5 18:10	65.8	↓-0.3
12/5 18:20	65.6	↓-0.2	干潮
12/5 18:30	65.6	0
12/5 18:40	65.7	↑0.1
12/5 18:50	66.0	↑0.3
12/5 19:00	66.4	↑0.4
12/5 19:10	67.0	↑0.6
12/5 19:20	67.7	↑0.7
12/5 19:30	68.5	↑0.8
12/5 19:40	69.5	↑1.0
12/5 19:50	70.6	↑1.1
12/5 20:00	71.7	↑1.1
12/5 20:10	73.0	↑1.3
12/5 20:20	74.3	↑1.3
12/5 20:30	75.7	↑1.4
12/5 20:40	77.2	↑1.5
12/5 20:50	78.6	↑1.4
12/5 21:00	80.1	↑1.5
12/5 21:10	81.7	↑1.6
12/5 21:20	83.2	↑1.5
12/5 21:30	84.7	↑1.5
12/5 21:40	86.1	↑1.4
12/5 21:50	87.5	↑1.4
12/5 22:00	88.9	↑1.4
12/5 22:10	90.1	↑1.2
12/5 22:20	91.3	↑1.2
12/5 22:30	92.4	↑1.1
12/5 22:40	93.3	↑0.9
12/5 22:50	94.2	↑0.9
12/5 23:00	94.9	↑0.7
12/5 23:10	95.5	↑0.6
12/5 23:20	95.9	↑0.4
12/5 23:30	96.2	↑0.3
12/5 23:40	96.4	↑0.2	満潮
12/5 23:50	96.4	0