20 (木)	05:02	11:34	18:11	23:53
	147cm	-8cm	144cm	52cm
大潮 出 05:01 入 18:16 出 06:07 入 19:56 潮干狩り ◎ 09:17～13:52

上総勝浦（千葉）2034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	47.8	↑1.7
4/20 00:10	49.8	↑2.0
4/20 00:20	52.2	↑2.4
4/20 00:30	55.0	↑2.8
4/20 00:40	58.0	↑3.0
4/20 00:50	61.3	↑3.3
4/20 01:00	64.9	↑3.6
4/20 01:10	68.8	↑3.9
4/20 01:20	72.8	↑4.0
4/20 01:30	77.0	↑4.2
4/20 01:40	81.4	↑4.4
4/20 01:50	85.9	↑4.5
4/20 02:00	90.4	↑4.5
4/20 02:10	95.0	↑4.6
4/20 02:20	99.6	↑4.6
4/20 02:30	104.2	↑4.6
4/20 02:40	108.7	↑4.5
4/20 02:50	113.2	↑4.5
4/20 03:00	117.4	↑4.2
4/20 03:10	121.5	↑4.1
4/20 03:20	125.4	↑3.9
4/20 03:30	129.1	↑3.7
4/20 03:40	132.4	↑3.3
4/20 03:50	135.5	↑3.1
4/20 04:00	138.2	↑2.7
4/20 04:10	140.6	↑2.4
4/20 04:20	142.6	↑2.0
4/20 04:30	144.2	↑1.6
4/20 04:40	145.4	↑1.2
4/20 04:50	146.1	↑0.7
4/20 05:00	146.4	↑0.3	満潮
4/20 05:10	146.2	↓-0.2
4/20 05:20	145.6	↓-0.6
4/20 05:30	144.5	↓-1.1
4/20 05:40	142.9	↓-1.6
4/20 05:50	140.9	↓-2.0
4/20 06:00	138.4	↓-2.5
4/20 06:10	135.5	↓-2.9
4/20 06:20	132.2	↓-3.3
4/20 06:30	128.4	↓-3.8
4/20 06:40	124.3	↓-4.1
4/20 06:50	119.8	↓-4.5
4/20 07:00	115.0	↓-4.8
4/20 07:10	109.9	↓-5.1
4/20 07:20	104.6	↓-5.3
4/20 07:30	98.9	↓-5.7
4/20 07:40	93.1	↓-5.8
4/20 07:50	87.2	↓-5.9
4/20 08:00	81.0	↓-6.2
4/20 08:10	74.9	↓-6.1
4/20 08:20	68.6	↓-6.3	最大潮位差
4/20 08:30	62.4	↓-6.2
4/20 08:40	56.2	↓-6.2
4/20 08:50	50.0	↓-6.2
4/20 09:00	44.0	↓-6.0
4/20 09:10	38.2	↓-5.8
4/20 09:20	32.5	↓-5.7
4/20 09:30	27.1	↓-5.4
4/20 09:40	21.9	↓-5.2
4/20 09:50	17.1	↓-4.8
4/20 10:00	12.6	↓-4.5
4/20 10:10	8.4	↓-4.2
4/20 10:20	4.7	↓-3.7
4/20 10:30	1.4	↓-3.3
4/20 10:40	-1.5	↓-2.9
4/20 10:50	-3.9	↓-2.4
4/20 11:00	-5.8	↓-1.9
4/20 11:10	-7.2	↓-1.4
4/20 11:20	-8.2	↓-1.0
4/20 11:30	-8.6	↓-0.4	干潮
4/20 11:40	-8.5	↑0.1
4/20 11:50	-7.9	↑0.6
4/20 12:00	-6.8	↑1.1
4/20 12:10	-5.2	↑1.6
4/20 12:20	-3.2	↑2.0
4/20 12:30	-0.6	↑2.6
4/20 12:40	2.3	↑2.9
4/20 12:50	5.7	↑3.4
4/20 13:00	9.5	↑3.8
4/20 13:10	13.7	↑4.2
4/20 13:20	18.2	↑4.5
4/20 13:30	23.1	↑4.9
4/20 13:40	28.2	↑5.1
4/20 13:50	33.5	↑5.3
4/20 14:00	39.1	↑5.6
4/20 14:10	44.8	↑5.7
4/20 14:20	50.7	↑5.9
4/20 14:30	56.7	↑6.0
4/20 14:40	62.8	↑6.1
4/20 14:50	68.8	↑6.0
4/20 15:00	74.9	↑6.1
4/20 15:10	80.9	↑6.0
4/20 15:20	86.8	↑5.9
4/20 15:30	92.5	↑5.7
4/20 15:40	98.1	↑5.6
4/20 15:50	103.5	↑5.4
4/20 16:00	108.7	↑5.2
4/20 16:10	113.6	↑4.9
4/20 16:20	118.2	↑4.6
4/20 16:30	122.5	↑4.3
4/20 16:40	126.4	↑3.9
4/20 16:50	130.0	↑3.6
4/20 17:00	133.1	↑3.1
4/20 17:10	135.9	↑2.8
4/20 17:20	138.2	↑2.3
4/20 17:30	140.2	↑2.0
4/20 17:40	141.7	↑1.5
4/20 17:50	142.7	↑1.0
4/20 18:00	143.3	↑0.6
4/20 18:10	143.5	↑0.2	満潮
4/20 18:20	143.3	↓-0.2
4/20 18:30	142.7	↓-0.6
4/20 18:40	141.6	↓-1.1
4/20 18:50	140.2	↓-1.4
4/20 19:00	138.4	↓-1.8
4/20 19:10	136.2	↓-2.2
4/20 19:20	133.8	↓-2.4
4/20 19:30	131.0	↓-2.8
4/20 19:40	127.9	↓-3.1
4/20 19:50	124.6	↓-3.3
4/20 20:00	121.1	↓-3.5
4/20 20:10	117.4	↓-3.7
4/20 20:20	113.5	↓-3.9
4/20 20:30	109.5	↓-4.0
4/20 20:40	105.4	↓-4.1
4/20 20:50	101.3	↓-4.1
4/20 21:00	97.1	↓-4.2
4/20 21:10	92.9	↓-4.2
4/20 21:20	88.8	↓-4.1
4/20 21:30	84.8	↓-4.0
4/20 21:40	80.8	↓-4.0
4/20 21:50	77.0	↓-3.8
4/20 22:00	73.4	↓-3.6
4/20 22:10	70.0	↓-3.4
4/20 22:20	66.8	↓-3.2
4/20 22:30	63.9	↓-2.9
4/20 22:40	61.2	↓-2.7
4/20 22:50	58.8	↓-2.4
4/20 23:00	56.8	↓-2.0
4/20 23:10	55.1	↓-1.7
4/20 23:20	53.8	↓-1.3
4/20 23:30	52.8	↓-1.0
4/20 23:40	52.1	↓-0.7
4/20 23:50	51.9	↓-0.2	干潮