20 (金)	12:19	03:53	20:44	15:10
	125cm	61cm	137cm	123cm
小潮 出 05:28 入 17:43 出 23:08 入 12:52

岩井袋（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	101.8	↓-2.9	最大潮位差
9/20 00:10	99.0	↓-2.8
9/20 00:20	96.1	↓-2.9	最大潮位差
9/20 00:30	93.3	↓-2.8
9/20 00:40	90.6	↓-2.7
9/20 00:50	87.9	↓-2.7
9/20 01:00	85.3	↓-2.6
9/20 01:10	82.7	↓-2.6
9/20 01:20	80.3	↓-2.4
9/20 01:30	77.9	↓-2.4
9/20 01:40	75.7	↓-2.2
9/20 01:50	73.6	↓-2.1
9/20 02:00	71.6	↓-2.0
9/20 02:10	69.8	↓-1.8
9/20 02:20	68.1	↓-1.7
9/20 02:30	66.6	↓-1.5
9/20 02:40	65.3	↓-1.3
9/20 02:50	64.1	↓-1.2
9/20 03:00	63.1	↓-1.0
9/20 03:10	62.2	↓-0.9
9/20 03:20	61.6	↓-0.6
9/20 03:30	61.1	↓-0.5
9/20 03:40	60.8	↓-0.3
9/20 03:50	60.7	↓-0.1	干潮
9/20 04:00	60.8	↑0.1
9/20 04:10	61.0	↑0.2
9/20 04:20	61.4	↑0.4
9/20 04:30	62.0	↑0.6
9/20 04:40	62.7	↑0.7
9/20 04:50	63.6	↑0.9
9/20 05:00	64.6	↑1.0
9/20 05:10	65.8	↑1.2
9/20 05:20	67.1	↑1.3
9/20 05:30	68.5	↑1.4
9/20 05:40	70.1	↑1.6
9/20 05:50	71.7	↑1.6
9/20 06:00	73.5	↑1.8
9/20 06:10	75.3	↑1.8
9/20 06:20	77.2	↑1.9
9/20 06:30	79.2	↑2.0
9/20 06:40	81.2	↑2.0
9/20 06:50	83.2	↑2.0
9/20 07:00	85.3	↑2.1
9/20 07:10	87.4	↑2.1
9/20 07:20	89.6	↑2.2
9/20 07:30	91.7	↑2.1
9/20 07:40	93.8	↑2.1
9/20 07:50	95.9	↑2.1
9/20 08:00	97.9	↑2.0
9/20 08:10	100.0	↑2.1
9/20 08:20	101.9	↑1.9
9/20 08:30	103.9	↑2.0
9/20 08:40	105.7	↑1.8
9/20 08:50	107.5	↑1.8
9/20 09:00	109.2	↑1.7
9/20 09:10	110.9	↑1.7
9/20 09:20	112.4	↑1.5
9/20 09:30	113.9	↑1.5
9/20 09:40	115.3	↑1.4
9/20 09:50	116.5	↑1.2
9/20 10:00	117.7	↑1.2
9/20 10:10	118.8	↑1.1
9/20 10:20	119.8	↑1.0
9/20 10:30	120.7	↑0.9
9/20 10:40	121.5	↑0.8
9/20 10:50	122.2	↑0.7
9/20 11:00	122.8	↑0.6
9/20 11:10	123.3	↑0.5
9/20 11:20	123.7	↑0.4
9/20 11:30	124.1	↑0.4
9/20 11:40	124.4	↑0.3
9/20 11:50	124.6	↑0.2
9/20 12:00	124.7	↑0.1
9/20 12:10	124.8	↑0.1	満潮
9/20 12:20	124.8	0
9/20 12:30	124.7	↓-0.1
9/20 12:40	124.7	0
9/20 12:50	124.6	↓-0.1
9/20 13:00	124.4	↓-0.2
9/20 13:10	124.2	↓-0.2
9/20 13:20	124.0	↓-0.2
9/20 13:30	123.8	↓-0.2
9/20 13:40	123.6	↓-0.2
9/20 13:50	123.4	↓-0.2
9/20 14:00	123.2	↓-0.2
9/20 14:10	123.0	↓-0.2
9/20 14:20	122.8	↓-0.2
9/20 14:30	122.7	↓-0.1
9/20 14:40	122.6	↓-0.1
9/20 14:50	122.5	↓-0.1
9/20 15:00	122.4	↓-0.1	干潮
9/20 15:10	122.4	0	干潮
9/20 15:20	122.4	0
9/20 15:30	122.5	↑0.1
9/20 15:40	122.6	↑0.1
9/20 15:50	122.8	↑0.2
9/20 16:00	123.0	↑0.2
9/20 16:10	123.2	↑0.2
9/20 16:20	123.6	↑0.4
9/20 16:30	123.9	↑0.3
9/20 16:40	124.3	↑0.4
9/20 16:50	124.7	↑0.4
9/20 17:00	125.2	↑0.5
9/20 17:10	125.7	↑0.5
9/20 17:20	126.3	↑0.6
9/20 17:30	126.9	↑0.6
9/20 17:40	127.5	↑0.6
9/20 17:50	128.1	↑0.6
9/20 18:00	128.7	↑0.6
9/20 18:10	129.4	↑0.7
9/20 18:20	130.0	↑0.6
9/20 18:30	130.7	↑0.7
9/20 18:40	131.3	↑0.6
9/20 18:50	131.9	↑0.6
9/20 19:00	132.6	↑0.7
9/20 19:10	133.1	↑0.5
9/20 19:20	133.7	↑0.6
9/20 19:30	134.2	↑0.5
9/20 19:40	134.7	↑0.5
9/20 19:50	135.1	↑0.4
9/20 20:00	135.4	↑0.3
9/20 20:10	135.7	↑0.3
9/20 20:20	136.0	↑0.3
9/20 20:30	136.1	↑0.1
9/20 20:40	136.2	↑0.1	満潮
9/20 20:50	136.1	↓-0.1
9/20 21:00	136.0	↓-0.1
9/20 21:10	135.8	↓-0.2
9/20 21:20	135.5	↓-0.3
9/20 21:30	135.1	↓-0.4
9/20 21:40	134.7	↓-0.4
9/20 21:50	134.1	↓-0.6
9/20 22:00	133.3	↓-0.8
9/20 22:10	132.5	↓-0.8
9/20 22:20	131.6	↓-0.9
9/20 22:30	130.6	↓-1.0
9/20 22:40	129.5	↓-1.1
9/20 22:50	128.3	↓-1.2
9/20 23:00	127.0	↓-1.3
9/20 23:10	125.5	↓-1.5
9/20 23:20	124.0	↓-1.5
9/20 23:30	122.4	↓-1.6
9/20 23:40	120.7	↓-1.7
9/20 23:50	119.0	↓-1.7