20 (日)	08:03	01:40	20:47	14:17
	181cm	51cm	156cm	39cm
中潮 出 06:20 入 17:27 出 22:51 入 09:11 潮干狩り ○ 13:17～15:18

姉崎（千葉）2033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	74.3	↓-4.6
2/20 00:10	70.1	↓-4.2
2/20 00:20	66.2	↓-3.9
2/20 00:30	62.6	↓-3.6
2/20 00:40	59.5	↓-3.1
2/20 00:50	56.9	↓-2.6
2/20 01:00	54.7	↓-2.2
2/20 01:10	53.0	↓-1.7
2/20 01:20	51.8	↓-1.2
2/20 01:30	51.0	↓-0.8	干潮
2/20 01:40	50.8	↓-0.2	干潮
2/20 01:50	51.1	↑0.3
2/20 02:00	51.9	↑0.8
2/20 02:10	53.1	↑1.2
2/20 02:20	54.8	↑1.7
2/20 02:30	57.0	↑2.2
2/20 02:40	59.5	↑2.5
2/20 02:50	62.5	↑3.0
2/20 03:00	65.8	↑3.3
2/20 03:10	69.5	↑3.7
2/20 03:20	73.5	↑4.0
2/20 03:30	77.7	↑4.2
2/20 03:40	82.2	↑4.5
2/20 03:50	86.9	↑4.7
2/20 04:00	91.7	↑4.8
2/20 04:10	96.7	↑5.0
2/20 04:20	101.8	↑5.1
2/20 04:30	107.0	↑5.2
2/20 04:40	112.2	↑5.2
2/20 04:50	117.4	↑5.2
2/20 05:00	122.5	↑5.1
2/20 05:10	127.6	↑5.1
2/20 05:20	132.7	↑5.1
2/20 05:30	137.6	↑4.9
2/20 05:40	142.3	↑4.7
2/20 05:50	146.9	↑4.6
2/20 06:00	151.3	↑4.4
2/20 06:10	155.5	↑4.2
2/20 06:20	159.4	↑3.9
2/20 06:30	163.0	↑3.6
2/20 06:40	166.4	↑3.4
2/20 06:50	169.4	↑3.0
2/20 07:00	172.1	↑2.7
2/20 07:10	174.5	↑2.4
2/20 07:20	176.4	↑1.9
2/20 07:30	178.0	↑1.6
2/20 07:40	179.2	↑1.2
2/20 07:50	179.9	↑0.7
2/20 08:00	180.2	↑0.3	満潮
2/20 08:10	180.1	↓-0.1
2/20 08:20	179.5	↓-0.6
2/20 08:30	178.5	↓-1.0
2/20 08:40	177.0	↓-1.5
2/20 08:50	175.0	↓-2.0
2/20 09:00	172.6	↓-2.4
2/20 09:10	169.7	↓-2.9
2/20 09:20	166.4	↓-3.3
2/20 09:30	162.7	↓-3.7
2/20 09:40	158.6	↓-4.1
2/20 09:50	154.2	↓-4.4
2/20 10:00	149.4	↓-4.8
2/20 10:10	144.3	↓-5.1
2/20 10:20	138.9	↓-5.4
2/20 10:30	133.3	↓-5.6
2/20 10:40	127.5	↓-5.8
2/20 10:50	121.5	↓-6.0
2/20 11:00	115.4	↓-6.1	最大潮位差
2/20 11:10	109.3	↓-6.1	最大潮位差
2/20 11:20	103.2	↓-6.1	最大潮位差
2/20 11:30	97.1	↓-6.1	最大潮位差
2/20 11:40	91.1	↓-6.0
2/20 11:50	85.3	↓-5.8
2/20 12:00	79.6	↓-5.7
2/20 12:10	74.1	↓-5.5
2/20 12:20	69.0	↓-5.1
2/20 12:30	64.1	↓-4.9
2/20 12:40	59.6	↓-4.5
2/20 12:50	55.4	↓-4.2
2/20 13:00	51.7	↓-3.7
2/20 13:10	48.3	↓-3.4
2/20 13:20	45.5	↓-2.8
2/20 13:30	43.0	↓-2.5
2/20 13:40	41.1	↓-1.9
2/20 13:50	39.6	↓-1.5
2/20 14:00	38.7	↓-0.9
2/20 14:10	38.2	↓-0.5	干潮
2/20 14:20	38.1	↓-0.1
2/20 14:30	38.5	↑0.4
2/20 14:40	39.4	↑0.9
2/20 14:50	40.7	↑1.3
2/20 15:00	42.4	↑1.7
2/20 15:10	44.4	↑2.0
2/20 15:20	46.9	↑2.5
2/20 15:30	49.6	↑2.7
2/20 15:40	52.7	↑3.1
2/20 15:50	56.1	↑3.4
2/20 16:00	59.7	↑3.6
2/20 16:10	63.5	↑3.8
2/20 16:20	67.5	↑4.0
2/20 16:30	71.7	↑4.2
2/20 16:40	76.0	↑4.3
2/20 16:50	80.4	↑4.4
2/20 17:00	84.8	↑4.4
2/20 17:10	89.4	↑4.6
2/20 17:20	93.9	↑4.5
2/20 17:30	98.5	↑4.6
2/20 17:40	103.0	↑4.5
2/20 17:50	107.5	↑4.5
2/20 18:00	111.9	↑4.4
2/20 18:10	116.3	↑4.4
2/20 18:20	120.5	↑4.2
2/20 18:30	124.5	↑4.0
2/20 18:40	128.4	↑3.9
2/20 18:50	132.1	↑3.7
2/20 19:00	135.6	↑3.5
2/20 19:10	138.9	↑3.3
2/20 19:20	141.9	↑3.0
2/20 19:30	144.7	↑2.8
2/20 19:40	147.2	↑2.5
2/20 19:50	149.3	↑2.1
2/20 20:00	151.2	↑1.9
2/20 20:10	152.7	↑1.5
2/20 20:20	153.9	↑1.2
2/20 20:30	154.7	↑0.8
2/20 20:40	155.1	↑0.4	満潮
2/20 20:50	155.1	0
2/20 21:00	154.8	↓-0.3
2/20 21:10	154.1	↓-0.7
2/20 21:20	153.0	↓-1.1
2/20 21:30	151.5	↓-1.5
2/20 21:40	149.7	↓-1.8
2/20 21:50	147.5	↓-2.2
2/20 22:00	145.0	↓-2.5
2/20 22:10	142.2	↓-2.8
2/20 22:20	139.1	↓-3.1
2/20 22:30	135.7	↓-3.4
2/20 22:40	132.1	↓-3.6
2/20 22:50	128.3	↓-3.8
2/20 23:00	124.4	↓-3.9
2/20 23:10	120.3	↓-4.1
2/20 23:20	116.2	↓-4.1
2/20 23:30	112.0	↓-4.2
2/20 23:40	107.8	↓-4.2
2/20 23:50	103.6	↓-4.2