29 (土)	06:31	01:05	20:54	13:43
	162cm	99cm	145cm	14cm
中潮 出 04:53 入 18:27 出 07:50 入 22:57 潮干狩り ◎ 11:39～15:50

第一海堡（千葉）2028年04月29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
4/29 00:00	104.2	↓-1.7
4/29 00:10	102.7	↓-1.5
4/29 00:20	101.4	↓-1.3
4/29 00:30	100.4	↓-1.0
4/29 00:40	99.6	↓-0.8
4/29 00:50	99.1	↓-0.5
4/29 01:00	98.9	↓-0.2	干潮
4/29 01:10	98.9	0
4/29 01:20	99.2	↑0.3
4/29 01:30	99.8	↑0.6
4/29 01:40	100.6	↑0.8
4/29 01:50	101.7	↑1.1
4/29 02:00	103.1	↑1.4
4/29 02:10	104.7	↑1.6
4/29 02:20	106.5	↑1.8
4/29 02:30	108.5	↑2.0
4/29 02:40	110.8	↑2.3
4/29 02:50	113.2	↑2.4
4/29 03:00	115.7	↑2.5
4/29 03:10	118.4	↑2.7
4/29 03:20	121.2	↑2.8
4/29 03:30	124.1	↑2.9
4/29 03:40	127.1	↑3.0
4/29 03:50	130.1	↑3.0
4/29 04:00	133.1	↑3.0
4/29 04:10	136.1	↑3.0
4/29 04:20	139.0	↑2.9
4/29 04:30	141.9	↑2.9
4/29 04:40	144.7	↑2.8
4/29 04:50	147.3	↑2.6
4/29 05:00	149.8	↑2.5
4/29 05:10	152.1	↑2.3
4/29 05:20	154.2	↑2.1
4/29 05:30	156.1	↑1.9
4/29 05:40	157.7	↑1.6
4/29 05:50	159.1	↑1.4
4/29 06:00	160.2	↑1.1
4/29 06:10	161.0	↑0.8
4/29 06:20	161.5	↑0.5
4/29 06:30	161.6	↑0.1	満潮
4/29 06:40	161.5	↓-0.1
4/29 06:50	160.9	↓-0.6
4/29 07:00	160.1	↓-0.8
4/29 07:10	158.8	↓-1.3
4/29 07:20	157.3	↓-1.5
4/29 07:30	155.3	↓-2.0
4/29 07:40	153.1	↓-2.2
4/29 07:50	150.5	↓-2.6
4/29 08:00	147.5	↓-3.0
4/29 08:10	144.3	↓-3.2
4/29 08:20	140.7	↓-3.6
4/29 08:30	136.9	↓-3.8
4/29 08:40	132.7	↓-4.2
4/29 08:50	128.4	↓-4.3
4/29 09:00	123.8	↓-4.6
4/29 09:10	119.0	↓-4.8
4/29 09:20	114.0	↓-5.0
4/29 09:30	108.9	↓-5.1
4/29 09:40	103.6	↓-5.3
4/29 09:50	98.2	↓-5.4
4/29 10:00	92.8	↓-5.4
4/29 10:10	87.4	↓-5.4
4/29 10:20	81.9	↓-5.5	最大潮位差
4/29 10:30	76.5	↓-5.4
4/29 10:40	71.1	↓-5.4
4/29 10:50	65.8	↓-5.3
4/29 11:00	60.6	↓-5.2
4/29 11:10	55.5	↓-5.1
4/29 11:20	50.7	↓-4.8
4/29 11:30	46.0	↓-4.7
4/29 11:40	41.6	↓-4.4
4/29 11:50	37.4	↓-4.2
4/29 12:00	33.4	↓-4.0
4/29 12:10	29.8	↓-3.6
4/29 12:20	26.5	↓-3.3
4/29 12:30	23.6	↓-2.9
4/29 12:40	21.0	↓-2.6
4/29 12:50	18.7	↓-2.3
4/29 13:00	16.8	↓-1.9
4/29 13:10	15.3	↓-1.5
4/29 13:20	14.3	↓-1.0
4/29 13:30	13.6	↓-0.7
4/29 13:40	13.3	↓-0.3	干潮
4/29 13:50	13.4	↑0.1
4/29 14:00	13.9	↑0.5
4/29 14:10	14.8	↑0.9
4/29 14:20	16.0	↑1.2
4/29 14:30	17.7	↑1.7
4/29 14:40	19.7	↑2.0
4/29 14:50	22.1	↑2.4
4/29 15:00	24.8	↑2.7
4/29 15:10	27.8	↑3.0
4/29 15:20	31.1	↑3.3
4/29 15:30	34.6	↑3.5
4/29 15:40	38.4	↑3.8
4/29 15:50	42.5	↑4.1
4/29 16:00	46.7	↑4.2
4/29 16:10	51.1	↑4.4
4/29 16:20	55.7	↑4.6
4/29 16:30	60.4	↑4.7
4/29 16:40	65.2	↑4.8
4/29 16:50	70.0	↑4.8
4/29 17:00	74.8	↑4.8
4/29 17:10	79.7	↑4.9
4/29 17:20	84.6	↑4.9
4/29 17:30	89.4	↑4.8
4/29 17:40	94.1	↑4.7
4/29 17:50	98.7	↑4.6
4/29 18:00	103.2	↑4.5
4/29 18:10	107.5	↑4.3
4/29 18:20	111.7	↑4.2
4/29 18:30	115.7	↑4.0
4/29 18:40	119.4	↑3.7
4/29 18:50	123.0	↑3.6
4/29 19:00	126.3	↑3.3
4/29 19:10	129.3	↑3.0
4/29 19:20	132.1	↑2.8
4/29 19:30	134.6	↑2.5
4/29 19:40	136.8	↑2.2
4/29 19:50	138.7	↑1.9
4/29 20:00	140.4	↑1.7
4/29 20:10	141.7	↑1.3
4/29 20:20	142.8	↑1.1
4/29 20:30	143.5	↑0.7
4/29 20:40	144.0	↑0.5
4/29 20:50	144.2	↑0.2	満潮
4/29 21:00	144.2	0
4/29 21:10	143.9	↓-0.3
4/29 21:20	143.3	↓-0.6
4/29 21:30	142.5	↓-0.8
4/29 21:40	141.5	↓-1.0
4/29 21:50	140.4	↓-1.1
4/29 22:00	139.0	↓-1.4
4/29 22:10	137.5	↓-1.5
4/29 22:20	135.8	↓-1.7
4/29 22:30	134.1	↓-1.7
4/29 22:40	132.2	↓-1.9
4/29 22:50	130.3	↓-1.9
4/29 23:00	128.3	↓-2.0
4/29 23:10	126.3	↓-2.0
4/29 23:20	124.3	↓-2.0
4/29 23:30	122.3	↓-2.0
4/29 23:40	120.4	↓-1.9
4/29 23:50	118.5	↓-1.9