20 (土)	05:40	12:19	19:05	-
	192cm	-9cm	190cm	-
中潮 出 05:03 入 18:19 出 21:02 入 06:11 潮干狩り ◎ 10:01～14:38

船橋（千葉）2030年04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
4/20 00:00	69.9	↓-0.1
4/20 00:10	70.3	↑0.4
4/20 00:20	71.2	↑0.9
4/20 00:30	72.6	↑1.4
4/20 00:40	74.6	↑2.0
4/20 00:50	77.0	↑2.4
4/20 01:00	79.8	↑2.8
4/20 01:10	83.1	↑3.3
4/20 01:20	86.8	↑3.7
4/20 01:30	90.9	↑4.1
4/20 01:40	95.2	↑4.3
4/20 01:50	99.9	↑4.7
4/20 02:00	104.9	↑5.0
4/20 02:10	110.0	↑5.1
4/20 02:20	115.3	↑5.3
4/20 02:30	120.8	↑5.5
4/20 02:40	126.3	↑5.5
4/20 02:50	131.8	↑5.5
4/20 03:00	137.4	↑5.6
4/20 03:10	142.9	↑5.5
4/20 03:20	148.3	↑5.4
4/20 03:30	153.5	↑5.2
4/20 03:40	158.6	↑5.1
4/20 03:50	163.5	↑4.9
4/20 04:00	168.0	↑4.5
4/20 04:10	172.3	↑4.3
4/20 04:20	176.2	↑3.9
4/20 04:30	179.8	↑3.6
4/20 04:40	182.9	↑3.1
4/20 04:50	185.7	↑2.8
4/20 05:00	187.9	↑2.2
4/20 05:10	189.7	↑1.8
4/20 05:20	190.9	↑1.2
4/20 05:30	191.7	↑0.8	満潮
4/20 05:40	191.9	↑0.2	満潮
4/20 05:50	191.5	↓-0.4
4/20 06:00	190.6	↓-0.9
4/20 06:10	189.2	↓-1.4
4/20 06:20	187.1	↓-2.1
4/20 06:30	184.6	↓-2.5
4/20 06:40	181.4	↓-3.2
4/20 06:50	177.8	↓-3.6
4/20 07:00	173.6	↓-4.2
4/20 07:10	168.9	↓-4.7
4/20 07:20	163.7	↓-5.2
4/20 07:30	158.1	↓-5.6
4/20 07:40	152.1	↓-6.0
4/20 07:50	145.7	↓-6.4
4/20 08:00	138.9	↓-6.8
4/20 08:10	131.8	↓-7.1
4/20 08:20	124.4	↓-7.4
4/20 08:30	116.9	↓-7.5
4/20 08:40	109.1	↓-7.8
4/20 08:50	101.2	↓-7.9
4/20 09:00	93.2	↓-8.0	最大潮位差
4/20 09:10	85.2	↓-8.0	最大潮位差
4/20 09:20	77.2	↓-8.0	最大潮位差
4/20 09:30	69.3	↓-7.9
4/20 09:40	61.5	↓-7.8
4/20 09:50	53.9	↓-7.6
4/20 10:00	46.6	↓-7.3
4/20 10:10	39.5	↓-7.1
4/20 10:20	32.7	↓-6.8
4/20 10:30	26.4	↓-6.3
4/20 10:40	20.4	↓-6.0
4/20 10:50	14.9	↓-5.5
4/20 11:00	9.9	↓-5.0
4/20 11:10	5.4	↓-4.5
4/20 11:20	1.5	↓-3.9
4/20 11:30	-1.8	↓-3.3
4/20 11:40	-4.5	↓-2.7
4/20 11:50	-6.6	↓-2.1
4/20 12:00	-8.1	↓-1.5
4/20 12:10	-8.9	↓-0.8	干潮
4/20 12:20	-9.1	↓-0.2
4/20 12:30	-8.6	↑0.5
4/20 12:40	-7.5	↑1.1
4/20 12:50	-5.8	↑1.7
4/20 13:00	-3.4	↑2.4
4/20 13:10	-0.5	↑2.9
4/20 13:20	3.0	↑3.5
4/20 13:30	7.1	↑4.1
4/20 13:40	11.7	↑4.6
4/20 13:50	16.8	↑5.1
4/20 14:00	22.3	↑5.5
4/20 14:10	28.3	↑6.0
4/20 14:20	34.6	↑6.3
4/20 14:30	41.2	↑6.6
4/20 14:40	48.2	↑7.0
4/20 14:50	55.3	↑7.1
4/20 15:00	62.7	↑7.4
4/20 15:10	70.2	↑7.5
4/20 15:20	77.9	↑7.7
4/20 15:30	85.5	↑7.6
4/20 15:40	93.2	↑7.7
4/20 15:50	100.9	↑7.7
4/20 16:00	108.5	↑7.6
4/20 16:10	115.9	↑7.4
4/20 16:20	123.2	↑7.3
4/20 16:30	130.2	↑7.0
4/20 16:40	137.1	↑6.9
4/20 16:50	143.6	↑6.5
4/20 17:00	149.8	↑6.2
4/20 17:10	155.6	↑5.8
4/20 17:20	161.0	↑5.4
4/20 17:30	166.1	↑5.1
4/20 17:40	170.6	↑4.5
4/20 17:50	174.7	↑4.1
4/20 18:00	178.4	↑3.7
4/20 18:10	181.5	↑3.1
4/20 18:20	184.1	↑2.6
4/20 18:30	186.2	↑2.1
4/20 18:40	187.7	↑1.5
4/20 18:50	188.7	↑1.0
4/20 19:00	189.2	↑0.5	満潮
4/20 19:10	189.2	0
4/20 19:20	188.6	↓-0.6
4/20 19:30	187.6	↓-1.0
4/20 19:40	186.0	↓-1.6
4/20 19:50	184.0	↓-2.0
4/20 20:00	181.5	↓-2.5
4/20 20:10	178.6	↓-2.9
4/20 20:20	175.4	↓-3.2
4/20 20:30	171.7	↓-3.7
4/20 20:40	167.8	↓-3.9
4/20 20:50	163.6	↓-4.2
4/20 21:00	159.1	↓-4.5
4/20 21:10	154.4	↓-4.7
4/20 21:20	149.6	↓-4.8
4/20 21:30	144.6	↓-5.0
4/20 21:40	139.6	↓-5.0
4/20 21:50	134.5	↓-5.1
4/20 22:00	129.5	↓-5.0
4/20 22:10	124.5	↓-5.0
4/20 22:20	119.7	↓-4.8
4/20 22:30	114.9	↓-4.8
4/20 22:40	110.4	↓-4.5
4/20 22:50	106.1	↓-4.3
4/20 23:00	102.1	↓-4.0
4/20 23:10	98.4	↓-3.7
4/20 23:20	95.0	↓-3.4
4/20 23:30	92.0	↓-3.0
4/20 23:40	89.3	↓-2.7
4/20 23:50	87.1	↓-2.2