19 (火)	05:37	11:21	17:16	23:43
	136cm	43cm	145cm	8cm
大潮 出 06:21 入 17:26 出 18:40 入 06:26

上総勝浦（千葉）2030年02月19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
2/19 00:00	7.0	↑2.0
2/19 00:10	9.4	↑2.4
2/19 00:20	12.2	↑2.8
2/19 00:30	15.4	↑3.2
2/19 00:40	19.0	↑3.6
2/19 00:50	22.8	↑3.8
2/19 01:00	27.0	↑4.2
2/19 01:10	31.5	↑4.5
2/19 01:20	36.2	↑4.7
2/19 01:30	41.1	↑4.9
2/19 01:40	46.2	↑5.1
2/19 01:50	51.5	↑5.3
2/19 02:00	56.9	↑5.4
2/19 02:10	62.3	↑5.4
2/19 02:20	67.8	↑5.5
2/19 02:30	73.2	↑5.4
2/19 02:40	78.7	↑5.5
2/19 02:50	84.1	↑5.4
2/19 03:00	89.3	↑5.2
2/19 03:10	94.5	↑5.2
2/19 03:20	99.4	↑4.9
2/19 03:30	104.1	↑4.7
2/19 03:40	108.6	↑4.5
2/19 03:50	112.9	↑4.3
2/19 04:00	116.8	↑3.9
2/19 04:10	120.4	↑3.6
2/19 04:20	123.7	↑3.3
2/19 04:30	126.6	↑2.9
2/19 04:40	129.1	↑2.5
2/19 04:50	131.2	↑2.1
2/19 05:00	132.9	↑1.7
2/19 05:10	134.3	↑1.4
2/19 05:20	135.1	↑0.8
2/19 05:30	135.6	↑0.5	満潮
2/19 05:40	135.7	↑0.1
2/19 05:50	135.3	↓-0.4
2/19 06:00	134.5	↓-0.8
2/19 06:10	133.4	↓-1.1
2/19 06:20	131.8	↓-1.6
2/19 06:30	129.9	↓-1.9
2/19 06:40	127.7	↓-2.2
2/19 06:50	125.1	↓-2.6
2/19 07:00	122.2	↓-2.9
2/19 07:10	119.1	↓-3.1
2/19 07:20	115.7	↓-3.4
2/19 07:30	112.0	↓-3.7
2/19 07:40	108.2	↓-3.8
2/19 07:50	104.3	↓-3.9
2/19 08:00	100.2	↓-4.1
2/19 08:10	96.0	↓-4.2
2/19 08:20	91.7	↓-4.3
2/19 08:30	87.5	↓-4.2
2/19 08:40	83.2	↓-4.3
2/19 08:50	79.0	↓-4.2
2/19 09:00	74.9	↓-4.1
2/19 09:10	70.9	↓-4.0
2/19 09:20	67.1	↓-3.8
2/19 09:30	63.4	↓-3.7
2/19 09:40	60.0	↓-3.4
2/19 09:50	56.7	↓-3.3
2/19 10:00	53.8	↓-2.9
2/19 10:10	51.1	↓-2.7
2/19 10:20	48.8	↓-2.3
2/19 10:30	46.8	↓-2.0
2/19 10:40	45.1	↓-1.7
2/19 10:50	43.8	↓-1.3
2/19 11:00	42.8	↓-1.0
2/19 11:10	42.3	↓-0.5
2/19 11:20	42.1	↓-0.2	干潮
2/19 11:30	42.3	↑0.2
2/19 11:40	42.9	↑0.6
2/19 11:50	43.9	↑1.0
2/19 12:00	45.2	↑1.3
2/19 12:10	46.9	↑1.7
2/19 12:20	49.0	↑2.1
2/19 12:30	51.4	↑2.4
2/19 12:40	54.1	↑2.7
2/19 12:50	57.2	↑3.1
2/19 13:00	60.5	↑3.3
2/19 13:10	64.0	↑3.5
2/19 13:20	67.8	↑3.8
2/19 13:30	71.8	↑4.0
2/19 13:40	75.9	↑4.1
2/19 13:50	80.2	↑4.3
2/19 14:00	84.5	↑4.3
2/19 14:10	89.0	↑4.5
2/19 14:20	93.5	↑4.5
2/19 14:30	98.0	↑4.5
2/19 14:40	102.4	↑4.4
2/19 14:50	106.8	↑4.4
2/19 15:00	111.1	↑4.3
2/19 15:10	115.3	↑4.2
2/19 15:20	119.3	↑4.0
2/19 15:30	123.1	↑3.8
2/19 15:40	126.6	↑3.5
2/19 15:50	130.0	↑3.4
2/19 16:00	133.0	↑3.0
2/19 16:10	135.7	↑2.7
2/19 16:20	138.1	↑2.4
2/19 16:30	140.1	↑2.0
2/19 16:40	141.7	↑1.6
2/19 16:50	143.0	↑1.3
2/19 17:00	143.8	↑0.8
2/19 17:10	144.2	↑0.4	満潮
2/19 17:20	144.2	0
2/19 17:30	143.8	↓-0.4
2/19 17:40	142.9	↓-0.9
2/19 17:50	141.7	↓-1.2
2/19 18:00	140.0	↓-1.7
2/19 18:10	137.9	↓-2.1
2/19 18:20	135.3	↓-2.6
2/19 18:30	132.5	↓-2.8
2/19 18:40	129.2	↓-3.3
2/19 18:50	125.6	↓-3.6
2/19 19:00	121.6	↓-4.0
2/19 19:10	117.4	↓-4.2
2/19 19:20	112.9	↓-4.5
2/19 19:30	108.1	↓-4.8
2/19 19:40	103.1	↓-5.0
2/19 19:50	98.0	↓-5.1
2/19 20:00	92.7	↓-5.3
2/19 20:10	87.2	↓-5.5
2/19 20:20	81.7	↓-5.5
2/19 20:30	76.2	↓-5.5
2/19 20:40	70.6	↓-5.6	最大潮位差
2/19 20:50	65.1	↓-5.5
2/19 21:00	59.6	↓-5.5
2/19 21:10	54.2	↓-5.4
2/19 21:20	49.0	↓-5.2
2/19 21:30	43.9	↓-5.1
2/19 21:40	39.1	↓-4.8
2/19 21:50	34.5	↓-4.6
2/19 22:00	30.2	↓-4.3
2/19 22:10	26.1	↓-4.1
2/19 22:20	22.4	↓-3.7
2/19 22:30	19.1	↓-3.3
2/19 22:40	16.2	↓-2.9
2/19 22:50	13.6	↓-2.6
2/19 23:00	11.5	↓-2.1
2/19 23:10	9.8	↓-1.7
2/19 23:20	8.5	↓-1.3
2/19 23:30	7.7	↓-0.8
2/19 23:40	7.4	↓-0.3	干潮
2/19 23:50	7.5	↑0.1