20 (金)	07:55	01:29	20:11	13:51
	182cm	30cm	173cm	42cm
中潮 出 06:20 入 17:27 出 09:03 入 21:55 潮干狩り ○ 13:06～14:35

姉崎（千葉）2037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	51.4	↓-5.0
2/20 00:10	46.9	↓-4.5
2/20 00:20	42.8	↓-4.1
2/20 00:30	39.2	↓-3.6
2/20 00:40	36.1	↓-3.1
2/20 00:50	33.6	↓-2.5
2/20 01:00	31.7	↓-1.9
2/20 01:10	30.3	↓-1.4
2/20 01:20	29.5	↓-0.8	干潮
2/20 01:30	29.3	↓-0.2
2/20 01:40	29.7	↑0.4
2/20 01:50	30.7	↑1.0
2/20 02:00	32.2	↑1.5
2/20 02:10	34.2	↑2.0
2/20 02:20	36.7	↑2.5
2/20 02:30	39.8	↑3.1
2/20 02:40	43.2	↑3.4
2/20 02:50	47.1	↑3.9
2/20 03:00	51.4	↑4.3
2/20 03:10	56.1	↑4.7
2/20 03:20	61.0	↑4.9
2/20 03:30	66.3	↑5.3
2/20 03:40	71.7	↑5.4
2/20 03:50	77.4	↑5.7
2/20 04:00	83.2	↑5.8
2/20 04:10	89.1	↑5.9
2/20 04:20	95.2	↑6.1
2/20 04:30	101.2	↑6.0
2/20 04:40	107.3	↑6.1
2/20 04:50	113.4	↑6.1
2/20 05:00	119.3	↑5.9
2/20 05:10	125.2	↑5.9
2/20 05:20	130.9	↑5.7
2/20 05:30	136.5	↑5.6
2/20 05:40	141.9	↑5.4
2/20 05:50	147.0	↑5.1
2/20 06:00	151.9	↑4.9
2/20 06:10	156.5	↑4.6
2/20 06:20	160.8	↑4.3
2/20 06:30	164.7	↑3.9
2/20 06:40	168.3	↑3.6
2/20 06:50	171.5	↑3.2
2/20 07:00	174.3	↑2.8
2/20 07:10	176.6	↑2.3
2/20 07:20	178.5	↑1.9
2/20 07:30	179.9	↑1.4
2/20 07:40	180.8	↑0.9
2/20 07:50	181.3	↑0.5	満潮
2/20 08:00	181.2	↓-0.1
2/20 08:10	180.6	↓-0.6
2/20 08:20	179.6	↓-1.0
2/20 08:30	178.0	↓-1.6
2/20 08:40	175.9	↓-2.1
2/20 08:50	173.3	↓-2.6
2/20 09:00	170.2	↓-3.1
2/20 09:10	166.7	↓-3.5
2/20 09:20	162.7	↓-4.0
2/20 09:30	158.4	↓-4.3
2/20 09:40	153.6	↓-4.8
2/20 09:50	148.5	↓-5.1
2/20 10:00	143.1	↓-5.4
2/20 10:10	137.4	↓-5.7
2/20 10:20	131.5	↓-5.9
2/20 10:30	125.4	↓-6.1
2/20 10:40	119.2	↓-6.2
2/20 10:50	113.0	↓-6.2
2/20 11:00	106.7	↓-6.3	最大潮位差
2/20 11:10	100.4	↓-6.3	最大潮位差
2/20 11:20	94.3	↓-6.1
2/20 11:30	88.2	↓-6.1
2/20 11:40	82.4	↓-5.8
2/20 11:50	76.8	↓-5.6
2/20 12:00	71.4	↓-5.4
2/20 12:10	66.4	↓-5.0
2/20 12:20	61.8	↓-4.6
2/20 12:30	57.6	↓-4.2
2/20 12:40	53.8	↓-3.8
2/20 12:50	50.5	↓-3.3
2/20 13:00	47.6	↓-2.9
2/20 13:10	45.3	↓-2.3
2/20 13:20	43.5	↓-1.8
2/20 13:30	42.2	↓-1.3
2/20 13:40	41.4	↓-0.8
2/20 13:50	41.2	↓-0.2	干潮
2/20 14:00	41.4	↑0.2
2/20 14:10	42.2	↑0.8
2/20 14:20	43.5	↑1.3
2/20 14:30	45.3	↑1.8
2/20 14:40	47.5	↑2.2
2/20 14:50	50.1	↑2.6
2/20 15:00	53.1	↑3.0
2/20 15:10	56.5	↑3.4
2/20 15:20	60.3	↑3.8
2/20 15:30	64.3	↑4.0
2/20 15:40	68.7	↑4.4
2/20 15:50	73.2	↑4.5
2/20 16:00	78.0	↑4.8
2/20 16:10	82.9	↑4.9
2/20 16:20	88.0	↑5.1
2/20 16:30	93.2	↑5.2
2/20 16:40	98.4	↑5.2
2/20 16:50	103.7	↑5.3
2/20 17:00	109.0	↑5.3
2/20 17:10	114.2	↑5.2
2/20 17:20	119.4	↑5.2
2/20 17:30	124.5	↑5.1
2/20 17:40	129.5	↑5.0
2/20 17:50	134.3	↑4.8
2/20 18:00	139.0	↑4.7
2/20 18:10	143.5	↑4.5
2/20 18:20	147.7	↑4.2
2/20 18:30	151.6	↑3.9
2/20 18:40	155.3	↑3.7
2/20 18:50	158.7	↑3.4
2/20 19:00	161.8	↑3.1
2/20 19:10	164.5	↑2.7
2/20 19:20	166.8	↑2.3
2/20 19:30	168.7	↑1.9
2/20 19:40	170.3	↑1.6
2/20 19:50	171.4	↑1.1
2/20 20:00	172.1	↑0.7
2/20 20:10	172.3	↑0.2	満潮
2/20 20:20	172.1	↓-0.2
2/20 20:30	171.4	↓-0.7
2/20 20:40	170.3	↓-1.1
2/20 20:50	168.7	↓-1.6
2/20 21:00	166.6	↓-2.1
2/20 21:10	164.1	↓-2.5
2/20 21:20	161.2	↓-2.9
2/20 21:30	157.9	↓-3.3
2/20 21:40	154.1	↓-3.8
2/20 21:50	150.0	↓-4.1
2/20 22:00	145.6	↓-4.4
2/20 22:10	140.9	↓-4.7
2/20 22:20	135.9	↓-5.0
2/20 22:30	130.7	↓-5.2
2/20 22:40	125.3	↓-5.4
2/20 22:50	119.8	↓-5.5
2/20 23:00	114.2	↓-5.6
2/20 23:10	108.6	↓-5.6
2/20 23:20	102.9	↓-5.7
2/20 23:30	97.4	↓-5.5
2/20 23:40	91.9	↓-5.5
2/20 23:50	86.6	↓-5.3