19 (火)	06:01	11:44	17:55	-
	195cm	29cm	216cm	-
大潮 出 06:22 入 17:26 出 18:40 入 06:27 潮干狩り ○ 10:33～12:55

姉崎（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	-7.9	↑1.4
2/19 00:10	-5.8	↑2.1
2/19 00:20	-2.9	↑2.9
2/19 00:30	0.6	↑3.5
2/19 00:40	4.8	↑4.2
2/19 00:50	9.6	↑4.8
2/19 01:00	15.0	↑5.4
2/19 01:10	20.9	↑5.9
2/19 01:20	27.3	↑6.4
2/19 01:30	34.2	↑6.9
2/19 01:40	41.4	↑7.2
2/19 01:50	49.0	↑7.6
2/19 02:00	56.8	↑7.8
2/19 02:10	64.8	↑8.0
2/19 02:20	73.0	↑8.2
2/19 02:30	81.2	↑8.2
2/19 02:40	89.6	↑8.4
2/19 02:50	97.9	↑8.3
2/19 03:00	106.1	↑8.2
2/19 03:10	114.2	↑8.1
2/19 03:20	122.2	↑8.0
2/19 03:30	129.9	↑7.7
2/19 03:40	137.4	↑7.5
2/19 03:50	144.6	↑7.2
2/19 04:00	151.4	↑6.8
2/19 04:10	157.9	↑6.5
2/19 04:20	163.9	↑6.0
2/19 04:30	169.4	↑5.5
2/19 04:40	174.5	↑5.1
2/19 04:50	179.1	↑4.6
2/19 05:00	183.1	↑4.0
2/19 05:10	186.5	↑3.4
2/19 05:20	189.3	↑2.8
2/19 05:30	191.6	↑2.3
2/19 05:40	193.2	↑1.6
2/19 05:50	194.1	↑0.9
2/19 06:00	194.5	↑0.4	満潮
2/19 06:10	194.1	↓-0.4
2/19 06:20	193.2	↓-0.9
2/19 06:30	191.6	↓-1.6
2/19 06:40	189.3	↓-2.3
2/19 06:50	186.5	↓-2.8
2/19 07:00	183.0	↓-3.5
2/19 07:10	178.9	↓-4.1
2/19 07:20	174.3	↓-4.6
2/19 07:30	169.2	↓-5.1
2/19 07:40	163.6	↓-5.6
2/19 07:50	157.6	↓-6.0
2/19 08:00	151.2	↓-6.4
2/19 08:10	144.4	↓-6.8
2/19 08:20	137.3	↓-7.1
2/19 08:30	130.0	↓-7.3
2/19 08:40	122.6	↓-7.4
2/19 08:50	115.0	↓-7.6
2/19 09:00	107.3	↓-7.7
2/19 09:10	99.7	↓-7.6
2/19 09:20	92.2	↓-7.5
2/19 09:30	84.8	↓-7.4
2/19 09:40	77.7	↓-7.1
2/19 09:50	70.8	↓-6.9
2/19 10:00	64.3	↓-6.5
2/19 10:10	58.2	↓-6.1
2/19 10:20	52.5	↓-5.7
2/19 10:30	47.3	↓-5.2
2/19 10:40	42.7	↓-4.6
2/19 10:50	38.7	↓-4.0
2/19 11:00	35.3	↓-3.4
2/19 11:10	32.6	↓-2.7
2/19 11:20	30.6	↓-2.0
2/19 11:30	29.3	↓-1.3
2/19 11:40	28.7	↓-0.6	干潮
2/19 11:50	28.8	↑0.1
2/19 12:00	29.6	↑0.8
2/19 12:10	31.2	↑1.6
2/19 12:20	33.4	↑2.2
2/19 12:30	36.3	↑2.9
2/19 12:40	39.9	↑3.6
2/19 12:50	44.0	↑4.1
2/19 13:00	48.8	↑4.8
2/19 13:10	54.0	↑5.2
2/19 13:20	59.8	↑5.8
2/19 13:30	66.0	↑6.2
2/19 13:40	72.6	↑6.6
2/19 13:50	79.6	↑7.0
2/19 14:00	86.8	↑7.2
2/19 14:10	94.3	↑7.5
2/19 14:20	101.9	↑7.6
2/19 14:30	109.7	↑7.8
2/19 14:40	117.5	↑7.8
2/19 14:50	125.4	↑7.9
2/19 15:00	133.2	↑7.8
2/19 15:10	140.9	↑7.7
2/19 15:20	148.4	↑7.5
2/19 15:30	155.8	↑7.4
2/19 15:40	162.9	↑7.1
2/19 15:50	169.7	↑6.8
2/19 16:00	176.2	↑6.5
2/19 16:10	182.3	↑6.1
2/19 16:20	188.0	↑5.7
2/19 16:30	193.2	↑5.2
2/19 16:40	198.0	↑4.8
2/19 16:50	202.2	↑4.2
2/19 17:00	205.9	↑3.7
2/19 17:10	209.0	↑3.1
2/19 17:20	211.5	↑2.5
2/19 17:30	213.4	↑1.9
2/19 17:40	214.6	↑1.2
2/19 17:50	215.2	↑0.6	満潮
2/19 18:00	215.1	↓-0.1
2/19 18:10	214.4	↓-0.7
2/19 18:20	212.9	↓-1.5
2/19 18:30	210.8	↓-2.1
2/19 18:40	208.1	↓-2.7
2/19 18:50	204.6	↓-3.5
2/19 19:00	200.5	↓-4.1
2/19 19:10	195.8	↓-4.7
2/19 19:20	190.5	↓-5.3
2/19 19:30	184.6	↓-5.9
2/19 19:40	178.1	↓-6.5
2/19 19:50	171.2	↓-6.9
2/19 20:00	163.8	↓-7.4
2/19 20:10	155.9	↓-7.9
2/19 20:20	147.7	↓-8.2
2/19 20:30	139.2	↓-8.5
2/19 20:40	130.4	↓-8.8
2/19 20:50	121.5	↓-8.9
2/19 21:00	112.4	↓-9.1
2/19 21:10	103.3	↓-9.1
2/19 21:20	94.1	↓-9.2	最大潮位差
2/19 21:30	85.1	↓-9.0
2/19 21:40	76.2	↓-8.9
2/19 21:50	67.5	↓-8.7
2/19 22:00	59.1	↓-8.4
2/19 22:10	51.0	↓-8.1
2/19 22:20	43.4	↓-7.6
2/19 22:30	36.2	↓-7.2
2/19 22:40	29.6	↓-6.6
2/19 22:50	23.5	↓-6.1
2/19 23:00	18.1	↓-5.4
2/19 23:10	13.3	↓-4.8
2/19 23:20	9.2	↓-4.1
2/19 23:30	5.9	↓-3.3
2/19 23:40	3.3	↓-2.6
2/19 23:50	1.5	↓-1.8