20 (木)	05:33	10:50	16:24	23:17
	137cm	66cm	149cm	-12cm
大潮 出 06:20 入 17:27 出 06:29 入 17:16

上総勝浦（千葉）2042年02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
2/20 00:00	1.1	↑3.2
2/20 00:10	4.7	↑3.6
2/20 00:20	8.7	↑4.0
2/20 00:30	13.0	↑4.3
2/20 00:40	17.5	↑4.5
2/20 00:50	22.3	↑4.8
2/20 01:00	27.3	↑5.0
2/20 01:10	32.6	↑5.3
2/20 01:20	38.0	↑5.4
2/20 01:30	43.5	↑5.5
2/20 01:40	49.1	↑5.6
2/20 01:50	54.8	↑5.7
2/20 02:00	60.5	↑5.7
2/20 02:10	66.3	↑5.8
2/20 02:20	71.9	↑5.6
2/20 02:30	77.6	↑5.7
2/20 02:40	83.1	↑5.5
2/20 02:50	88.5	↑5.4
2/20 03:00	93.7	↑5.2
2/20 03:10	98.7	↑5.0
2/20 03:20	103.5	↑4.8
2/20 03:30	108.0	↑4.5
2/20 03:40	112.3	↑4.3
2/20 03:50	116.3	↑4.0
2/20 04:00	119.9	↑3.6
2/20 04:10	123.2	↑3.3
2/20 04:20	126.2	↑3.0
2/20 04:30	128.7	↑2.5
2/20 04:40	130.9	↑2.2
2/20 04:50	132.8	↑1.9
2/20 05:00	134.2	↑1.4
2/20 05:10	135.2	↑1.0
2/20 05:20	135.9	↑0.7
2/20 05:30	136.1	↑0.2	満潮
2/20 05:40	136.0	↓-0.1
2/20 05:50	135.5	↓-0.5
2/20 06:00	134.6	↓-0.9
2/20 06:10	133.4	↓-1.2
2/20 06:20	131.9	↓-1.5
2/20 06:30	130.0	↓-1.9
2/20 06:40	127.9	↓-2.1
2/20 06:50	125.5	↓-2.4
2/20 07:00	122.9	↓-2.6
2/20 07:10	120.1	↓-2.8
2/20 07:20	117.0	↓-3.1
2/20 07:30	113.8	↓-3.2
2/20 07:40	110.6	↓-3.2
2/20 07:50	107.2	↓-3.4
2/20 08:00	103.7	↓-3.5
2/20 08:10	100.2	↓-3.5
2/20 08:20	96.8	↓-3.4
2/20 08:30	93.4	↓-3.4
2/20 08:40	90.0	↓-3.4
2/20 08:50	86.8	↓-3.2
2/20 09:00	83.7	↓-3.1
2/20 09:10	80.7	↓-3.0
2/20 09:20	78.0	↓-2.7
2/20 09:30	75.4	↓-2.6
2/20 09:40	73.1	↓-2.3
2/20 09:50	71.1	↓-2.0
2/20 10:00	69.3	↓-1.8
2/20 10:10	67.9	↓-1.4
2/20 10:20	66.7	↓-1.2
2/20 10:30	65.9	↓-0.8
2/20 10:40	65.4	↓-0.5	干潮
2/20 10:50	65.3	↓-0.1	干潮
2/20 11:00	65.5	↑0.2
2/20 11:10	66.0	↑0.5
2/20 11:20	66.9	↑0.9
2/20 11:30	68.1	↑1.2
2/20 11:40	69.6	↑1.5
2/20 11:50	71.4	↑1.8
2/20 12:00	73.6	↑2.2
2/20 12:10	76.0	↑2.4
2/20 12:20	78.7	↑2.7
2/20 12:30	81.6	↑2.9
2/20 12:40	84.8	↑3.2
2/20 12:50	88.1	↑3.3
2/20 13:00	91.6	↑3.5
2/20 13:10	95.3	↑3.7
2/20 13:20	99.0	↑3.7
2/20 13:30	102.9	↑3.9
2/20 13:40	106.7	↑3.8
2/20 13:50	110.6	↑3.9
2/20 14:00	114.5	↑3.9
2/20 14:10	118.3	↑3.8
2/20 14:20	122.0	↑3.7
2/20 14:30	125.5	↑3.5
2/20 14:40	129.0	↑3.5
2/20 14:50	132.2	↑3.2
2/20 15:00	135.2	↑3.0
2/20 15:10	138.0	↑2.8
2/20 15:20	140.5	↑2.5
2/20 15:30	142.6	↑2.1
2/20 15:40	144.5	↑1.9
2/20 15:50	146.0	↑1.5
2/20 16:00	147.1	↑1.1
2/20 16:10	147.8	↑0.7
2/20 16:20	148.2	↑0.4	満潮
2/20 16:30	148.1	↓-0.1
2/20 16:40	147.6	↓-0.5
2/20 16:50	146.7	↓-0.9
2/20 17:00	145.4	↓-1.3
2/20 17:10	143.6	↓-1.8
2/20 17:20	141.4	↓-2.2
2/20 17:30	138.8	↓-2.6
2/20 17:40	135.8	↓-3.0
2/20 17:50	132.4	↓-3.4
2/20 18:00	128.6	↓-3.8
2/20 18:10	124.5	↓-4.1
2/20 18:20	120.1	↓-4.4
2/20 18:30	115.3	↓-4.8
2/20 18:40	110.3	↓-5.0
2/20 18:50	105.0	↓-5.3
2/20 19:00	99.4	↓-5.6
2/20 19:10	93.7	↓-5.7
2/20 19:20	87.8	↓-5.9
2/20 19:30	81.8	↓-6.0
2/20 19:40	75.7	↓-6.1
2/20 19:50	69.6	↓-6.1
2/20 20:00	63.4	↓-6.2	最大潮位差
2/20 20:10	57.2	↓-6.2	最大潮位差
2/20 20:20	51.1	↓-6.1
2/20 20:30	45.1	↓-6.0
2/20 20:40	39.3	↓-5.8
2/20 20:50	33.5	↓-5.8
2/20 21:00	28.0	↓-5.5
2/20 21:10	22.8	↓-5.2
2/20 21:20	17.8	↓-5.0
2/20 21:30	13.1	↓-4.7
2/20 21:40	8.7	↓-4.4
2/20 21:50	4.7	↓-4.0
2/20 22:00	1.0	↓-3.7
2/20 22:10	-2.2	↓-3.2
2/20 22:20	-5.0	↓-2.8
2/20 22:30	-7.4	↓-2.4
2/20 22:40	-9.3	↓-1.9
2/20 22:50	-10.8	↓-1.5
2/20 23:00	-11.8	↓-1.0
2/20 23:10	-12.3	↓-0.5	干潮
2/20 23:20	-12.4	↓-0.1
2/20 23:30	-11.9	↑0.5
2/20 23:40	-11.0	↑0.9
2/20 23:50	-9.6	↑1.4