20 (水)	05:27	11:29	17:26	23:44
	168cm	60cm	165cm	41cm
大潮 出 05:28 入 17:42 出 06:59 入 18:14

岩井袋（千葉）2028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	53.4	↑1.8
9/20 00:10	55.6	↑2.2
9/20 00:20	58.1	↑2.5
9/20 00:30	61.0	↑2.9
9/20 00:40	64.2	↑3.2
9/20 00:50	67.7	↑3.5
9/20 01:00	71.5	↑3.8
9/20 01:10	75.6	↑4.1
9/20 01:20	79.9	↑4.3
9/20 01:30	84.4	↑4.5
9/20 01:40	89.1	↑4.7
9/20 01:50	93.9	↑4.8
9/20 02:00	98.8	↑4.9
9/20 02:10	103.8	↑5.0
9/20 02:20	108.8	↑5.0
9/20 02:30	113.9	↑5.1
9/20 02:40	118.8	↑4.9
9/20 02:50	123.7	↑4.9
9/20 03:00	128.5	↑4.8
9/20 03:10	133.1	↑4.6
9/20 03:20	137.6	↑4.5
9/20 03:30	141.9	↑4.3
9/20 03:40	145.9	↑4.0
9/20 03:50	149.6	↑3.7
9/20 04:00	153.1	↑3.5
9/20 04:10	156.2	↑3.1
9/20 04:20	159.0	↑2.8
9/20 04:30	161.4	↑2.4
9/20 04:40	163.5	↑2.1
9/20 04:50	165.2	↑1.7
9/20 05:00	166.5	↑1.3
9/20 05:10	167.3	↑0.8
9/20 05:20	167.8	↑0.5	満潮
9/20 05:30	167.8	0
9/20 05:40	167.5	↓-0.3
9/20 05:50	166.7	↓-0.8
9/20 06:00	165.5	↓-1.2
9/20 06:10	163.9	↓-1.6
9/20 06:20	161.9	↓-2.0
9/20 06:30	159.6	↓-2.3
9/20 06:40	157.0	↓-2.6
9/20 06:50	154.0	↓-3.0
9/20 07:00	150.7	↓-3.3
9/20 07:10	147.1	↓-3.6
9/20 07:20	143.3	↓-3.8
9/20 07:30	139.2	↓-4.1
9/20 07:40	135.0	↓-4.2
9/20 07:50	130.6	↓-4.4
9/20 08:00	126.1	↓-4.5
9/20 08:10	121.4	↓-4.7
9/20 08:20	116.8	↓-4.6
9/20 08:30	112.1	↓-4.7
9/20 08:40	107.4	↓-4.7
9/20 08:50	102.8	↓-4.6
9/20 09:00	98.3	↓-4.5
9/20 09:10	93.8	↓-4.5
9/20 09:20	89.6	↓-4.2
9/20 09:30	85.5	↓-4.1
9/20 09:40	81.6	↓-3.9
9/20 09:50	78.0	↓-3.6
9/20 10:00	74.6	↓-3.4
9/20 10:10	71.5	↓-3.1
9/20 10:20	68.8	↓-2.7
9/20 10:30	66.4	↓-2.4
9/20 10:40	64.3	↓-2.1
9/20 10:50	62.6	↓-1.7
9/20 11:00	61.3	↓-1.3
9/20 11:10	60.4	↓-0.9
9/20 11:20	59.8	↓-0.6	干潮
9/20 11:30	59.7	↓-0.1
9/20 11:40	60.0	↑0.3
9/20 11:50	60.7	↑0.7
9/20 12:00	61.8	↑1.1
9/20 12:10	63.2	↑1.4
9/20 12:20	65.1	↑1.9
9/20 12:30	67.3	↑2.2
9/20 12:40	69.8	↑2.5
9/20 12:50	72.7	↑2.9
9/20 13:00	75.9	↑3.2
9/20 13:10	79.3	↑3.4
9/20 13:20	83.1	↑3.8
9/20 13:30	87.0	↑3.9
9/20 13:40	91.1	↑4.1
9/20 13:50	95.4	↑4.3
9/20 14:00	99.8	↑4.4
9/20 14:10	104.3	↑4.5
9/20 14:20	108.9	↑4.6
9/20 14:30	113.5	↑4.6
9/20 14:40	118.1	↑4.6
9/20 14:50	122.7	↑4.6
9/20 15:00	127.2	↑4.5
9/20 15:10	131.5	↑4.3
9/20 15:20	135.8	↑4.3
9/20 15:30	139.8	↑4.0
9/20 15:40	143.6	↑3.8
9/20 15:50	147.2	↑3.6
9/20 16:00	150.5	↑3.3
9/20 16:10	153.6	↑3.1
9/20 16:20	156.3	↑2.7
9/20 16:30	158.6	↑2.3
9/20 16:40	160.7	↑2.1
9/20 16:50	162.3	↑1.6
9/20 17:00	163.5	↑1.2
9/20 17:10	164.4	↑0.9
9/20 17:20	164.8	↑0.4	満潮
9/20 17:30	164.8	0
9/20 17:40	164.4	↓-0.4
9/20 17:50	163.6	↓-0.8
9/20 18:00	162.4	↓-1.2
9/20 18:10	160.7	↓-1.7
9/20 18:20	158.7	↓-2.0
9/20 18:30	156.3	↓-2.4
9/20 18:40	153.5	↓-2.8
9/20 18:50	150.4	↓-3.1
9/20 19:00	146.9	↓-3.5
9/20 19:10	143.1	↓-3.8
9/20 19:20	139.1	↓-4.0
9/20 19:30	134.8	↓-4.3
9/20 19:40	130.3	↓-4.5
9/20 19:50	125.5	↓-4.8
9/20 20:00	120.7	↓-4.8
9/20 20:10	115.7	↓-5.0
9/20 20:20	110.6	↓-5.1
9/20 20:30	105.4	↓-5.2	最大潮位差
9/20 20:40	100.3	↓-5.1
9/20 20:50	95.1	↓-5.2	最大潮位差
9/20 21:00	90.0	↓-5.1
9/20 21:10	85.0	↓-5.0
9/20 21:20	80.1	↓-4.9
9/20 21:30	75.4	↓-4.7
9/20 21:40	70.8	↓-4.6
9/20 21:50	66.5	↓-4.3
9/20 22:00	62.4	↓-4.1
9/20 22:10	58.7	↓-3.7
9/20 22:20	55.2	↓-3.5
9/20 22:30	52.0	↓-3.2
9/20 22:40	49.2	↓-2.8
9/20 22:50	46.8	↓-2.4
9/20 23:00	44.8	↓-2.0
9/20 23:10	43.2	↓-1.6
9/20 23:20	42.0	↓-1.2
9/20 23:30	41.2	↓-0.8
9/20 23:40	40.9	↓-0.3	干潮
9/20 23:50	40.9	0