09 (日)	04:22	10:40	17:00	22:54
	167cm	21cm	170cm	49cm
大潮 出 05:18 入 18:10 出 18:10 入 04:38 潮干狩り ◎ 09:04～12:14

第一海堡（千葉）2028年04月09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
4/9 00:00	64.3	↑3.9
4/9 00:10	68.5	↑4.2
4/9 00:20	72.9	↑4.4
4/9 00:30	77.6	↑4.7
4/9 00:40	82.5	↑4.9
4/9 00:50	87.6	↑5.1
4/9 01:00	92.8	↑5.2
4/9 01:10	98.1	↑5.3
4/9 01:20	103.4	↑5.3
4/9 01:30	108.8	↑5.4
4/9 01:40	114.1	↑5.3
4/9 01:50	119.4	↑5.3
4/9 02:00	124.6	↑5.2
4/9 02:10	129.6	↑5.0
4/9 02:20	134.4	↑4.8
4/9 02:30	139.0	↑4.6
4/9 02:40	143.3	↑4.3
4/9 02:50	147.4	↑4.1
4/9 03:00	151.1	↑3.7
4/9 03:10	154.4	↑3.3
4/9 03:20	157.4	↑3.0
4/9 03:30	160.0	↑2.6
4/9 03:40	162.2	↑2.2
4/9 03:50	163.9	↑1.7
4/9 04:00	165.1	↑1.2
4/9 04:10	165.9	↑0.8
4/9 04:20	166.2	↑0.3	満潮
4/9 04:30	166.0	↓-0.2
4/9 04:40	165.3	↓-0.7
4/9 04:50	164.2	↓-1.1
4/9 05:00	162.5	↓-1.7
4/9 05:10	160.4	↓-2.1
4/9 05:20	157.8	↓-2.6
4/9 05:30	154.8	↓-3.0
4/9 05:40	151.4	↓-3.4
4/9 05:50	147.6	↓-3.8
4/9 06:00	143.4	↓-4.2
4/9 06:10	138.8	↓-4.6
4/9 06:20	133.9	↓-4.9
4/9 06:30	128.8	↓-5.1
4/9 06:40	123.4	↓-5.4
4/9 06:50	117.8	↓-5.6
4/9 07:00	112.0	↓-5.8
4/9 07:10	106.1	↓-5.9
4/9 07:20	100.0	↓-6.1
4/9 07:30	94.0	↓-6.0
4/9 07:40	87.9	↓-6.1
4/9 07:50	81.9	↓-6.0
4/9 08:00	75.9	↓-6.0
4/9 08:10	70.1	↓-5.8
4/9 08:20	64.4	↓-5.7
4/9 08:30	58.9	↓-5.5
4/9 08:40	53.7	↓-5.2
4/9 08:50	48.7	↓-5.0
4/9 09:00	44.1	↓-4.6
4/9 09:10	39.7	↓-4.4
4/9 09:20	35.8	↓-3.9
4/9 09:30	32.3	↓-3.5
4/9 09:40	29.2	↓-3.1
4/9 09:50	26.5	↓-2.7
4/9 10:00	24.3	↓-2.2
4/9 10:10	22.6	↓-1.7
4/9 10:20	21.4	↓-1.2
4/9 10:30	20.7	↓-0.7	干潮
4/9 10:40	20.5	↓-0.2	干潮
4/9 10:50	20.9	↑0.4
4/9 11:00	21.7	↑0.8
4/9 11:10	23.0	↑1.3
4/9 11:20	24.9	↑1.9
4/9 11:30	27.2	↑2.3
4/9 11:40	30.0	↑2.8
4/9 11:50	33.2	↑3.2
4/9 12:00	36.9	↑3.7
4/9 12:10	41.0	↑4.1
4/9 12:20	45.4	↑4.4
4/9 12:30	50.2	↑4.8
4/9 12:40	55.3	↑5.1
4/9 12:50	60.6	↑5.3
4/9 13:00	66.2	↑5.6
4/9 13:10	72.0	↑5.8
4/9 13:20	78.0	↑6.0
4/9 13:30	84.1	↑6.1
4/9 13:40	90.2	↑6.1
4/9 13:50	96.4	↑6.2	最大潮位差
4/9 14:00	102.5	↑6.1
4/9 14:10	108.6	↑6.1
4/9 14:20	114.6	↑6.0
4/9 14:30	120.5	↑5.9
4/9 14:40	126.2	↑5.7
4/9 14:50	131.7	↑5.5
4/9 15:00	136.9	↑5.2
4/9 15:10	141.8	↑4.9
4/9 15:20	146.4	↑4.6
4/9 15:30	150.7	↑4.3
4/9 15:40	154.6	↑3.9
4/9 15:50	158.0	↑3.4
4/9 16:00	161.1	↑3.1
4/9 16:10	163.7	↑2.6
4/9 16:20	165.8	↑2.1
4/9 16:30	167.4	↑1.6
4/9 16:40	168.6	↑1.2
4/9 16:50	169.3	↑0.7	満潮
4/9 17:00	169.4	↑0.1	満潮
4/9 17:10	169.1	↓-0.3
4/9 17:20	168.3	↓-0.8
4/9 17:30	167.0	↓-1.3
4/9 17:40	165.3	↓-1.7
4/9 17:50	163.1	↓-2.2
4/9 18:00	160.5	↓-2.6
4/9 18:10	157.5	↓-3.0
4/9 18:20	154.1	↓-3.4
4/9 18:30	150.3	↓-3.8
4/9 18:40	146.2	↓-4.1
4/9 18:50	141.8	↓-4.4
4/9 19:00	137.2	↓-4.6
4/9 19:10	132.4	↓-4.8
4/9 19:20	127.3	↓-5.1
4/9 19:30	122.2	↓-5.1
4/9 19:40	116.9	↓-5.3
4/9 19:50	111.6	↓-5.3
4/9 20:00	106.2	↓-5.4
4/9 20:10	100.9	↓-5.3
4/9 20:20	95.7	↓-5.2
4/9 20:30	90.5	↓-5.2
4/9 20:40	85.5	↓-5.0
4/9 20:50	80.7	↓-4.8
4/9 21:00	76.1	↓-4.6
4/9 21:10	71.8	↓-4.3
4/9 21:20	67.7	↓-4.1
4/9 21:30	64.0	↓-3.7
4/9 21:40	60.6	↓-3.4
4/9 21:50	57.6	↓-3.0
4/9 22:00	55.0	↓-2.6
4/9 22:10	52.8	↓-2.2
4/9 22:20	51.1	↓-1.7
4/9 22:30	49.8	↓-1.3
4/9 22:40	49.0	↓-0.8
4/9 22:50	48.6	↓-0.4	干潮
4/9 23:00	48.7	↑0.1
4/9 23:10	49.3	↑0.6
4/9 23:20	50.4	↑1.1
4/9 23:30	51.9	↑1.5
4/9 23:40	53.8	↑1.9
4/9 23:50	56.2	↑2.4