20 (月)	08:38	02:06	19:33	13:30
	134cm	53cm	151cm	102cm
小潮 出 05:28 入 17:43 出 21:40 入 11:14

館山（千葉）2038年09月20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
9/20 00:00	74.4	↓-3.3
9/20 00:10	71.2	↓-3.2
9/20 00:20	68.2	↓-3.0
9/20 00:30	65.5	↓-2.7
9/20 00:40	63.0	↓-2.5
9/20 00:50	60.7	↓-2.3
9/20 01:00	58.7	↓-2.0
9/20 01:10	56.9	↓-1.8
9/20 01:20	55.5	↓-1.4
9/20 01:30	54.3	↓-1.2
9/20 01:40	53.5	↓-0.8
9/20 01:50	52.9	↓-0.6
9/20 02:00	52.6	↓-0.3	干潮
9/20 02:10	52.6	0
9/20 02:20	52.9	↑0.3
9/20 02:30	53.5	↑0.6
9/20 02:40	54.3	↑0.8
9/20 02:50	55.4	↑1.1
9/20 03:00	56.8	↑1.4
9/20 03:10	58.3	↑1.5
9/20 03:20	60.1	↑1.8
9/20 03:30	62.1	↑2.0
9/20 03:40	64.3	↑2.2
9/20 03:50	66.7	↑2.4
9/20 04:00	69.3	↑2.6
9/20 04:10	71.9	↑2.6
9/20 04:20	74.8	↑2.9
9/20 04:30	77.7	↑2.9
9/20 04:40	80.8	↑3.1
9/20 04:50	83.9	↑3.1
9/20 05:00	87.1	↑3.2
9/20 05:10	90.4	↑3.3
9/20 05:20	93.6	↑3.2
9/20 05:30	96.9	↑3.3
9/20 05:40	100.2	↑3.3
9/20 05:50	103.4	↑3.2
9/20 06:00	106.5	↑3.1
9/20 06:10	109.6	↑3.1
9/20 06:20	112.5	↑2.9
9/20 06:30	115.4	↑2.9
9/20 06:40	118.0	↑2.6
9/20 06:50	120.5	↑2.5
9/20 07:00	122.9	↑2.4
9/20 07:10	125.0	↑2.1
9/20 07:20	126.9	↑1.9
9/20 07:30	128.5	↑1.6
9/20 07:40	130.0	↑1.5
9/20 07:50	131.2	↑1.2
9/20 08:00	132.1	↑0.9
9/20 08:10	132.9	↑0.8
9/20 08:20	133.4	↑0.5
9/20 08:30	133.6	↑0.2	満潮
9/20 08:40	133.7	↑0.1
9/20 08:50	133.5	↓-0.2
9/20 09:00	133.1	↓-0.4
9/20 09:10	132.5	↓-0.6
9/20 09:20	131.8	↓-0.7
9/20 09:30	130.9	↓-0.9
9/20 09:40	129.8	↓-1.1
9/20 09:50	128.7	↓-1.1
9/20 10:00	127.4	↓-1.3
9/20 10:10	125.9	↓-1.5
9/20 10:20	124.5	↓-1.4
9/20 10:30	122.9	↓-1.6
9/20 10:40	121.3	↓-1.6
9/20 10:50	119.6	↓-1.7
9/20 11:00	117.9	↓-1.7
9/20 11:10	116.3	↓-1.6
9/20 11:20	114.6	↓-1.7
9/20 11:30	113.0	↓-1.6
9/20 11:40	111.4	↓-1.6
9/20 11:50	109.9	↓-1.5
9/20 12:00	108.4	↓-1.5
9/20 12:10	107.1	↓-1.3
9/20 12:20	105.9	↓-1.2
9/20 12:30	104.8	↓-1.1
9/20 12:40	103.8	↓-1.0
9/20 12:50	103.0	↓-0.8
9/20 13:00	102.4	↓-0.6
9/20 13:10	102.0	↓-0.4
9/20 13:20	101.7	↓-0.3	干潮
9/20 13:30	101.6	↓-0.1	干潮
9/20 13:40	101.7	↑0.1
9/20 13:50	102.0	↑0.3
9/20 14:00	102.5	↑0.5
9/20 14:10	103.1	↑0.6
9/20 14:20	104.0	↑0.9
9/20 14:30	104.9	↑0.9
9/20 14:40	106.1	↑1.2
9/20 14:50	107.3	↑1.2
9/20 15:00	108.7	↑1.4
9/20 15:10	110.2	↑1.5
9/20 15:20	111.9	↑1.7
9/20 15:30	113.6	↑1.7
9/20 15:40	115.3	↑1.7
9/20 15:50	117.2	↑1.9
9/20 16:00	119.1	↑1.9
9/20 16:10	121.0	↑1.9
9/20 16:20	123.0	↑2.0
9/20 16:30	125.0	↑2.0
9/20 16:40	127.0	↑2.0
9/20 16:50	129.0	↑2.0
9/20 17:00	131.0	↑2.0
9/20 17:10	133.0	↑2.0
9/20 17:20	134.9	↑1.9
9/20 17:30	136.8	↑1.9
9/20 17:40	138.6	↑1.8
9/20 17:50	140.4	↑1.8
9/20 18:00	142.1	↑1.7
9/20 18:10	143.6	↑1.5
9/20 18:20	145.0	↑1.4
9/20 18:30	146.3	↑1.3
9/20 18:40	147.5	↑1.2
9/20 18:50	148.4	↑0.9
9/20 19:00	149.2	↑0.8
9/20 19:10	149.8	↑0.6
9/20 19:20	150.2	↑0.4
9/20 19:30	150.4	↑0.2	満潮
9/20 19:40	150.3	↓-0.1
9/20 19:50	150.0	↓-0.3
9/20 20:00	149.5	↓-0.5
9/20 20:10	148.7	↓-0.8
9/20 20:20	147.7	↓-1.0
9/20 20:30	146.5	↓-1.2
9/20 20:40	145.1	↓-1.4
9/20 20:50	143.4	↓-1.7
9/20 21:00	141.5	↓-1.9
9/20 21:10	139.5	↓-2.0
9/20 21:20	137.2	↓-2.3
9/20 21:30	134.8	↓-2.4
9/20 21:40	132.2	↓-2.6
9/20 21:50	129.5	↓-2.7
9/20 22:00	126.6	↓-2.9
9/20 22:10	123.6	↓-3.0
9/20 22:20	120.6	↓-3.0
9/20 22:30	117.4	↓-3.2
9/20 22:40	114.1	↓-3.3
9/20 22:50	110.8	↓-3.3
9/20 23:00	107.4	↓-3.4	最大潮位差
9/20 23:10	104.0	↓-3.4	最大潮位差
9/20 23:20	100.6	↓-3.4	最大潮位差
9/20 23:30	97.2	↓-3.4	最大潮位差
9/20 23:40	93.8	↓-3.4	最大潮位差
9/20 23:50	90.5	↓-3.3