31 (土)	06:19	11:24	16:28	23:32
	145cm	101cm	143cm	5cm
大潮 出 06:48 入 16:41 出 17:10 入 07:20

館山（千葉）2039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	8.9	↑2.3
12/31 00:10	11.5	↑2.6
12/31 00:20	14.4	↑2.9
12/31 00:30	17.7	↑3.3
12/31 00:40	21.2	↑3.5
12/31 00:50	25.1	↑3.9
12/31 01:00	29.1	↑4.0
12/31 01:10	33.4	↑4.3
12/31 01:20	37.9	↑4.5
12/31 01:30	42.6	↑4.7
12/31 01:40	47.4	↑4.8
12/31 01:50	52.4	↑5.0
12/31 02:00	57.4	↑5.0
12/31 02:10	62.6	↑5.2	最大潮位差
12/31 02:20	67.7	↑5.1
12/31 02:30	72.9	↑5.2	最大潮位差
12/31 02:40	78.1	↑5.2	最大潮位差
12/31 02:50	83.2	↑5.1
12/31 03:00	88.3	↑5.1
12/31 03:10	93.3	↑5.0
12/31 03:20	98.2	↑4.9
12/31 03:30	102.9	↑4.7
12/31 03:40	107.5	↑4.6
12/31 03:50	111.9	↑4.4
12/31 04:00	116.1	↑4.2
12/31 04:10	120.0	↑3.9
12/31 04:20	123.7	↑3.7
12/31 04:30	127.2	↑3.5
12/31 04:40	130.3	↑3.1
12/31 04:50	133.2	↑2.9
12/31 05:00	135.7	↑2.5
12/31 05:10	138.0	↑2.3
12/31 05:20	139.9	↑1.9
12/31 05:30	141.5	↑1.6
12/31 05:40	142.8	↑1.3
12/31 05:50	143.8	↑1.0
12/31 06:00	144.4	↑0.6
12/31 06:10	144.8	↑0.4	満潮
12/31 06:20	144.9	↑0.1
12/31 06:30	144.7	↓-0.2
12/31 06:40	144.2	↓-0.5
12/31 06:50	143.5	↓-0.7
12/31 07:00	142.6	↓-0.9
12/31 07:10	141.4	↓-1.2
12/31 07:20	140.1	↓-1.3
12/31 07:30	138.6	↓-1.5
12/31 07:40	136.9	↓-1.7
12/31 07:50	135.1	↓-1.8
12/31 08:00	133.1	↓-2.0
12/31 08:10	131.1	↓-2.0
12/31 08:20	128.9	↓-2.2
12/31 08:30	126.7	↓-2.2
12/31 08:40	124.5	↓-2.2
12/31 08:50	122.3	↓-2.2
12/31 09:00	120.0	↓-2.3
12/31 09:10	117.8	↓-2.2
12/31 09:20	115.7	↓-2.1
12/31 09:30	113.6	↓-2.1
12/31 09:40	111.6	↓-2.0
12/31 09:50	109.7	↓-1.9
12/31 10:00	107.9	↓-1.8
12/31 10:10	106.3	↓-1.6
12/31 10:20	104.9	↓-1.4
12/31 10:30	103.7	↓-1.2
12/31 10:40	102.6	↓-1.1
12/31 10:50	101.8	↓-0.8
12/31 11:00	101.1	↓-0.7
12/31 11:10	100.7	↓-0.4
12/31 11:20	100.5	↓-0.2	干潮
12/31 11:30	100.6	↑0.1
12/31 11:40	100.8	↑0.2
12/31 11:50	101.3	↑0.5
12/31 12:00	102.0	↑0.7
12/31 12:10	102.9	↑0.9
12/31 12:20	103.9	↑1.0
12/31 12:30	105.2	↑1.3
12/31 12:40	106.6	↑1.4
12/31 12:50	108.2	↑1.6
12/31 13:00	109.8	↑1.6
12/31 13:10	111.6	↑1.8
12/31 13:20	113.5	↑1.9
12/31 13:30	115.5	↑2.0
12/31 13:40	117.6	↑2.1
12/31 13:50	119.6	↑2.0
12/31 14:00	121.7	↑2.1
12/31 14:10	123.9	↑2.2
12/31 14:20	125.9	↑2.0
12/31 14:30	128.0	↑2.1
12/31 14:40	130.0	↑2.0
12/31 14:50	131.9	↑1.9
12/31 15:00	133.8	↑1.9
12/31 15:10	135.5	↑1.7
12/31 15:20	137.1	↑1.6
12/31 15:30	138.5	↑1.4
12/31 15:40	139.7	↑1.2
12/31 15:50	140.8	↑1.1
12/31 16:00	141.6	↑0.8
12/31 16:10	142.2	↑0.6
12/31 16:20	142.5	↑0.3	満潮
12/31 16:30	142.5	0
12/31 16:40	142.3	↓-0.2
12/31 16:50	141.7	↓-0.6
12/31 17:00	140.9	↓-0.8
12/31 17:10	139.7	↓-1.2
12/31 17:20	138.2	↓-1.5
12/31 17:30	136.4	↓-1.8
12/31 17:40	134.2	↓-2.2
12/31 17:50	131.7	↓-2.5
12/31 18:00	129.0	↓-2.7
12/31 18:10	125.9	↓-3.1
12/31 18:20	122.5	↓-3.4
12/31 18:30	118.9	↓-3.6
12/31 18:40	114.9	↓-4.0
12/31 18:50	110.8	↓-4.1
12/31 19:00	106.4	↓-4.4
12/31 19:10	101.9	↓-4.5
12/31 19:20	97.1	↓-4.8
12/31 19:30	92.3	↓-4.8
12/31 19:40	87.3	↓-5.0
12/31 19:50	82.2	↓-5.1
12/31 20:00	77.0	↓-5.2	最大潮位差
12/31 20:10	71.8	↓-5.2	最大潮位差
12/31 20:20	66.6	↓-5.2	最大潮位差
12/31 20:30	61.4	↓-5.2	最大潮位差
12/31 20:40	56.3	↓-5.1
12/31 20:50	51.3	↓-5.0
12/31 21:00	46.3	↓-5.0
12/31 21:10	41.5	↓-4.8
12/31 21:20	36.9	↓-4.6
12/31 21:30	32.5	↓-4.4
12/31 21:40	28.3	↓-4.2
12/31 21:50	24.3	↓-4.0
12/31 22:00	20.7	↓-3.6
12/31 22:10	17.3	↓-3.4
12/31 22:20	14.3	↓-3.0
12/31 22:30	11.7	↓-2.6
12/31 22:40	9.4	↓-2.3
12/31 22:50	7.5	↓-1.9
12/31 23:00	6.0	↓-1.5
12/31 23:10	4.9	↓-1.1
12/31 23:20	4.3	↓-0.6
12/31 23:30	4.0	↓-0.3	干潮
12/31 23:40	4.2	↑0.2
12/31 23:50	4.8	↑0.6