13 (水)	04:48	10:51	16:57	23:08
	156cm	55cm	156cm	41cm
大潮 出 05:45 入 17:11 出 17:32 入 05:26

館山（千葉）2038年10月13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
10/13 00:00	61.1	↑2.8
10/13 00:10	64.2	↑3.1
10/13 00:20	67.5	↑3.3
10/13 00:30	71.1	↑3.6
10/13 00:40	74.9	↑3.8
10/13 00:50	78.9	↑4.0
10/13 01:00	83.0	↑4.1
10/13 01:10	87.2	↑4.2
10/13 01:20	91.6	↑4.4
10/13 01:30	96.0	↑4.4
10/13 01:40	100.5	↑4.5
10/13 01:50	104.9	↑4.4
10/13 02:00	109.4	↑4.5
10/13 02:10	113.8	↑4.4
10/13 02:20	118.2	↑4.4
10/13 02:30	122.4	↑4.2
10/13 02:40	126.5	↑4.1
10/13 02:50	130.4	↑3.9
10/13 03:00	134.1	↑3.7
10/13 03:10	137.6	↑3.5
10/13 03:20	140.9	↑3.3
10/13 03:30	143.8	↑2.9
10/13 03:40	146.5	↑2.7
10/13 03:50	148.8	↑2.3
10/13 04:00	150.8	↑2.0
10/13 04:10	152.5	↑1.7
10/13 04:20	153.7	↑1.2
10/13 04:30	154.6	↑0.9
10/13 04:40	155.1	↑0.5	満潮
10/13 04:50	155.2	↑0.1
10/13 05:00	154.9	↓-0.3
10/13 05:10	154.2	↓-0.7
10/13 05:20	153.1	↓-1.1
10/13 05:30	151.7	↓-1.4
10/13 05:40	149.9	↓-1.8
10/13 05:50	147.8	↓-2.1
10/13 06:00	145.4	↓-2.4
10/13 06:10	142.7	↓-2.7
10/13 06:20	139.7	↓-3.0
10/13 06:30	136.5	↓-3.2
10/13 06:40	133.0	↓-3.5
10/13 06:50	129.3	↓-3.7
10/13 07:00	125.5	↓-3.8
10/13 07:10	121.5	↓-4.0
10/13 07:20	117.4	↓-4.1
10/13 07:30	113.1	↓-4.3
10/13 07:40	108.9	↓-4.2
10/13 07:50	104.5	↓-4.4
10/13 08:00	100.2	↓-4.3
10/13 08:10	95.9	↓-4.3
10/13 08:20	91.7	↓-4.2
10/13 08:30	87.5	↓-4.2
10/13 08:40	83.5	↓-4.0
10/13 08:50	79.6	↓-3.9
10/13 09:00	75.9	↓-3.7
10/13 09:10	72.4	↓-3.5
10/13 09:20	69.1	↓-3.3
10/13 09:30	66.1	↓-3.0
10/13 09:40	63.4	↓-2.7
10/13 09:50	61.1	↓-2.3
10/13 10:00	59.0	↓-2.1
10/13 10:10	57.3	↓-1.7
10/13 10:20	56.0	↓-1.3
10/13 10:30	55.0	↓-1.0
10/13 10:40	54.4	↓-0.6
10/13 10:50	54.2	↓-0.2	干潮
10/13 11:00	54.4	↑0.2
10/13 11:10	54.9	↑0.5
10/13 11:20	55.9	↑1.0
10/13 11:30	57.2	↑1.3
10/13 11:40	58.8	↑1.6
10/13 11:50	60.8	↑2.0
10/13 12:00	63.1	↑2.3
10/13 12:10	65.7	↑2.6
10/13 12:20	68.5	↑2.8
10/13 12:30	71.6	↑3.1
10/13 12:40	75.0	↑3.4
10/13 12:50	78.5	↑3.5
10/13 13:00	82.2	↑3.7
10/13 13:10	86.1	↑3.9
10/13 13:20	90.1	↑4.0
10/13 13:30	94.2	↑4.1
10/13 13:40	98.4	↑4.2
10/13 13:50	102.6	↑4.2
10/13 14:00	106.9	↑4.3
10/13 14:10	111.2	↑4.3
10/13 14:20	115.4	↑4.2
10/13 14:30	119.5	↑4.1
10/13 14:40	123.6	↑4.1
10/13 14:50	127.5	↑3.9
10/13 15:00	131.3	↑3.8
10/13 15:10	134.9	↑3.6
10/13 15:20	138.3	↑3.4
10/13 15:30	141.5	↑3.2
10/13 15:40	144.3	↑2.8
10/13 15:50	146.9	↑2.6
10/13 16:00	149.2	↑2.3
10/13 16:10	151.1	↑1.9
10/13 16:20	152.7	↑1.6
10/13 16:30	153.9	↑1.2
10/13 16:40	154.8	↑0.9
10/13 16:50	155.2	↑0.4	満潮
10/13 17:00	155.2	0
10/13 17:10	154.9	↓-0.3
10/13 17:20	154.1	↓-0.8
10/13 17:30	153.0	↓-1.1
10/13 17:40	151.4	↓-1.6
10/13 17:50	149.5	↓-1.9
10/13 18:00	147.2	↓-2.3
10/13 18:10	144.6	↓-2.6
10/13 18:20	141.7	↓-2.9
10/13 18:30	138.4	↓-3.3
10/13 18:40	134.9	↓-3.5
10/13 18:50	131.1	↓-3.8
10/13 19:00	127.1	↓-4.0
10/13 19:10	122.8	↓-4.3
10/13 19:20	118.4	↓-4.4
10/13 19:30	113.9	↓-4.5
10/13 19:40	109.2	↓-4.7
10/13 19:50	104.5	↓-4.7
10/13 20:00	99.6	↓-4.9	最大潮位差
10/13 20:10	94.8	↓-4.8
10/13 20:20	90.0	↓-4.8
10/13 20:30	85.2	↓-4.8
10/13 20:40	80.5	↓-4.7
10/13 20:50	75.9	↓-4.6
10/13 21:00	71.5	↓-4.4
10/13 21:10	67.2	↓-4.3
10/13 21:20	63.2	↓-4.0
10/13 21:30	59.3	↓-3.9
10/13 21:40	55.8	↓-3.5
10/13 21:50	52.6	↓-3.2
10/13 22:00	49.7	↓-2.9
10/13 22:10	47.2	↓-2.5
10/13 22:20	45.0	↓-2.2
10/13 22:30	43.2	↓-1.8
10/13 22:40	41.9	↓-1.3
10/13 22:50	40.9	↓-1.0
10/13 23:00	40.4	↓-0.5	干潮
10/13 23:10	40.3	↓-0.1
10/13 23:20	40.7	↑0.4
10/13 23:30	41.4	↑0.7
10/13 23:40	42.6	↑1.2
10/13 23:50	44.1	↑1.5