20 (金)	11:32	03:32	20:28	14:19
	122cm	62cm	131cm	119cm
小潮 出 05:28 入 17:43 出 23:09 入 12:51

館山（千葉）2030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	96.4	↓-2.7	最大潮位差
9/20 00:10	93.7	↓-2.7	最大潮位差
9/20 00:20	91.0	↓-2.7	最大潮位差
9/20 00:30	88.3	↓-2.7	最大潮位差
9/20 00:40	85.8	↓-2.5
9/20 00:50	83.2	↓-2.6
9/20 01:00	80.8	↓-2.4
9/20 01:10	78.4	↓-2.4
9/20 01:20	76.2	↓-2.2
9/20 01:30	74.1	↓-2.1
9/20 01:40	72.2	↓-1.9
9/20 01:50	70.4	↓-1.8
9/20 02:00	68.7	↓-1.7
9/20 02:10	67.2	↓-1.5
9/20 02:20	65.9	↓-1.3
9/20 02:30	64.8	↓-1.1
9/20 02:40	63.8	↓-1.0
9/20 02:50	63.0	↓-0.8
9/20 03:00	62.4	↓-0.6
9/20 03:10	62.0	↓-0.4
9/20 03:20	61.7	↓-0.3
9/20 03:30	61.6	↓-0.1	干潮
9/20 03:40	61.7	↑0.1
9/20 03:50	61.9	↑0.2
9/20 04:00	62.3	↑0.4
9/20 04:10	62.8	↑0.5
9/20 04:20	63.5	↑0.7
9/20 04:30	64.3	↑0.8
9/20 04:40	65.2	↑0.9
9/20 04:50	66.3	↑1.1
9/20 05:00	67.5	↑1.2
9/20 05:10	68.9	↑1.4
9/20 05:20	70.4	↑1.5
9/20 05:30	71.9	↑1.5
9/20 05:40	73.7	↑1.8
9/20 05:50	75.5	↑1.8
9/20 06:00	77.4	↑1.9
9/20 06:10	79.4	↑2.0
9/20 06:20	81.5	↑2.1
9/20 06:30	83.6	↑2.1
9/20 06:40	85.8	↑2.2
9/20 06:50	88.0	↑2.2
9/20 07:00	90.3	↑2.3
9/20 07:10	92.5	↑2.2
9/20 07:20	94.7	↑2.2
9/20 07:30	96.9	↑2.2
9/20 07:40	99.0	↑2.1
9/20 07:50	101.1	↑2.1
9/20 08:00	103.1	↑2.0
9/20 08:10	105.0	↑1.9
9/20 08:20	106.8	↑1.8
9/20 08:30	108.5	↑1.7
9/20 08:40	110.1	↑1.6
9/20 08:50	111.6	↑1.5
9/20 09:00	113.0	↑1.4
9/20 09:10	114.2	↑1.2
9/20 09:20	115.4	↑1.2
9/20 09:30	116.4	↑1.0
9/20 09:40	117.3	↑0.9
9/20 09:50	118.1	↑0.8
9/20 10:00	118.8	↑0.7
9/20 10:10	119.4	↑0.6
9/20 10:20	120.0	↑0.6
9/20 10:30	120.4	↑0.4
9/20 10:40	120.8	↑0.4
9/20 10:50	121.1	↑0.3
9/20 11:00	121.3	↑0.2
9/20 11:10	121.5	↑0.2
9/20 11:20	121.6	↑0.1
9/20 11:30	121.6	0	満潮
9/20 11:40	121.6	0
9/20 11:50	121.5	↓-0.1
9/20 12:00	121.4	↓-0.1
9/20 12:10	121.2	↓-0.2
9/20 12:20	121.1	↓-0.1
9/20 12:30	120.8	↓-0.3
9/20 12:40	120.6	↓-0.2
9/20 12:50	120.3	↓-0.3
9/20 13:00	120.1	↓-0.2
9/20 13:10	119.8	↓-0.3
9/20 13:20	119.6	↓-0.2
9/20 13:30	119.4	↓-0.2
9/20 13:40	119.2	↓-0.2
9/20 13:50	119.0	↓-0.2
9/20 14:00	118.9	↓-0.1
9/20 14:10	118.9	0	干潮
9/20 14:20	118.9	0
9/20 14:30	118.9	0
9/20 14:40	119.0	↑0.1
9/20 14:50	119.1	↑0.1
9/20 15:00	119.3	↑0.2
9/20 15:10	119.5	↑0.2
9/20 15:20	119.7	↑0.2
9/20 15:30	120.0	↑0.3
9/20 15:40	120.3	↑0.3
9/20 15:50	120.6	↑0.3
9/20 16:00	120.9	↑0.3
9/20 16:10	121.2	↑0.3
9/20 16:20	121.6	↑0.4
9/20 16:30	121.9	↑0.3
9/20 16:40	122.2	↑0.3
9/20 16:50	122.6	↑0.4
9/20 17:00	122.9	↑0.3
9/20 17:10	123.3	↑0.4
9/20 17:20	123.7	↑0.4
9/20 17:30	124.1	↑0.4
9/20 17:40	124.5	↑0.4
9/20 17:50	124.9	↑0.4
9/20 18:00	125.3	↑0.4
9/20 18:10	125.7	↑0.4
9/20 18:20	126.2	↑0.5
9/20 18:30	126.7	↑0.5
9/20 18:40	127.2	↑0.5
9/20 18:50	127.7	↑0.5
9/20 19:00	128.2	↑0.5
9/20 19:10	128.6	↑0.4
9/20 19:20	129.1	↑0.5
9/20 19:30	129.5	↑0.4
9/20 19:40	129.9	↑0.4
9/20 19:50	130.2	↑0.3
9/20 20:00	130.5	↑0.3
9/20 20:10	130.6	↑0.1
9/20 20:20	130.7	↑0.1	満潮
9/20 20:30	130.8	↑0.1
9/20 20:40	130.7	↓-0.1
9/20 20:50	130.5	↓-0.2
9/20 21:00	130.2	↓-0.3
9/20 21:10	129.9	↓-0.3
9/20 21:20	129.4	↓-0.5
9/20 21:30	128.8	↓-0.6
9/20 21:40	128.1	↓-0.7
9/20 21:50	127.3	↓-0.8
9/20 22:00	126.5	↓-0.8
9/20 22:10	125.5	↓-1.0
9/20 22:20	124.5	↓-1.0
9/20 22:30	123.3	↓-1.2
9/20 22:40	122.1	↓-1.2
9/20 22:50	120.8	↓-1.3
9/20 23:00	119.5	↓-1.3
9/20 23:10	118.0	↓-1.5
9/20 23:20	116.5	↓-1.5
9/20 23:30	114.9	↓-1.6
9/20 23:40	113.3	↓-1.6
9/20 23:50	111.6	↓-1.7