31 (日)	05:43	10:45	16:13	23:15
	190cm	104cm	205cm	-27cm
大潮 出 06:48 入 16:38 出 16:09 入 06:13

姉崎（千葉）2028年12月31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
12/31 00:00	3.5	↑4.9
12/31 00:10	8.8	↑5.3
12/31 00:20	14.6	↑5.8
12/31 00:30	20.8	↑6.2
12/31 00:40	27.4	↑6.6
12/31 00:50	34.3	↑6.9
12/31 01:00	41.4	↑7.1
12/31 01:10	48.7	↑7.3
12/31 01:20	56.2	↑7.5
12/31 01:30	63.8	↑7.6
12/31 01:40	71.5	↑7.7
12/31 01:50	79.2	↑7.7
12/31 02:00	86.9	↑7.7
12/31 02:10	94.6	↑7.7
12/31 02:20	102.1	↑7.5
12/31 02:30	109.6	↑7.5
12/31 02:40	116.8	↑7.2
12/31 02:50	123.8	↑7.0
12/31 03:00	130.7	↑6.9
12/31 03:10	137.2	↑6.5
12/31 03:20	143.4	↑6.2
12/31 03:30	149.4	↑6.0
12/31 03:40	155.0	↑5.6
12/31 03:50	160.2	↑5.2
12/31 04:00	165.0	↑4.8
12/31 04:10	169.5	↑4.5
12/31 04:20	173.5	↑4.0
12/31 04:30	177.1	↑3.6
12/31 04:40	180.2	↑3.1
12/31 04:50	182.9	↑2.7
12/31 05:00	185.1	↑2.2
12/31 05:10	186.9	↑1.8
12/31 05:20	188.2	↑1.3
12/31 05:30	189.0	↑0.8
12/31 05:40	189.3	↑0.3	満潮
12/31 05:50	189.2	↓-0.1
12/31 06:00	188.6	↓-0.6
12/31 06:10	187.6	↓-1.0
12/31 06:20	186.1	↓-1.5
12/31 06:30	184.2	↓-1.9
12/31 06:40	181.9	↓-2.3
12/31 06:50	179.3	↓-2.6
12/31 07:00	176.2	↓-3.1
12/31 07:10	172.9	↓-3.3
12/31 07:20	169.3	↓-3.6
12/31 07:30	165.4	↓-3.9
12/31 07:40	161.3	↓-4.1
12/31 07:50	157.1	↓-4.2
12/31 08:00	152.7	↓-4.4
12/31 08:10	148.3	↓-4.4
12/31 08:20	143.8	↓-4.5
12/31 08:30	139.4	↓-4.4
12/31 08:40	135.0	↓-4.4
12/31 08:50	130.7	↓-4.3
12/31 09:00	126.6	↓-4.1
12/31 09:10	122.7	↓-3.9
12/31 09:20	119.1	↓-3.6
12/31 09:30	115.7	↓-3.4
12/31 09:40	112.7	↓-3.0
12/31 09:50	110.0	↓-2.7
12/31 10:00	107.8	↓-2.2
12/31 10:10	105.9	↓-1.9
12/31 10:20	104.5	↓-1.4
12/31 10:30	103.6	↓-0.9
12/31 10:40	103.2	↓-0.4	干潮
12/31 10:50	103.2	0
12/31 11:00	103.7	↑0.5
12/31 11:10	104.7	↑1.0
12/31 11:20	106.1	↑1.4
12/31 11:30	108.0	↑1.9
12/31 11:40	110.4	↑2.4
12/31 11:50	113.1	↑2.7
12/31 12:00	116.2	↑3.1
12/31 12:10	119.7	↑3.5
12/31 12:20	123.5	↑3.8
12/31 12:30	127.6	↑4.1
12/31 12:40	131.9	↑4.3
12/31 12:50	136.4	↑4.5
12/31 13:00	141.0	↑4.6
12/31 13:10	145.8	↑4.8
12/31 13:20	150.6	↑4.8
12/31 13:30	155.4	↑4.8
12/31 13:40	160.3	↑4.9
12/31 13:50	165.0	↑4.7
12/31 14:00	169.6	↑4.6
12/31 14:10	174.1	↑4.5
12/31 14:20	178.4	↑4.3
12/31 14:30	182.5	↑4.1
12/31 14:40	186.4	↑3.9
12/31 14:50	189.9	↑3.5
12/31 15:00	193.1	↑3.2
12/31 15:10	196.0	↑2.9
12/31 15:20	198.5	↑2.5
12/31 15:30	200.6	↑2.1
12/31 15:40	202.3	↑1.7
12/31 15:50	203.5	↑1.2
12/31 16:00	204.3	↑0.8
12/31 16:10	204.6	↑0.3	満潮
12/31 16:20	204.5	↓-0.1
12/31 16:30	203.8	↓-0.7
12/31 16:40	202.7	↓-1.1
12/31 16:50	201.0	↓-1.7
12/31 17:00	198.9	↓-2.1
12/31 17:10	196.2	↓-2.7
12/31 17:20	193.0	↓-3.2
12/31 17:30	189.3	↓-3.7
12/31 17:40	185.1	↓-4.2
12/31 17:50	180.4	↓-4.7
12/31 18:00	175.2	↓-5.2
12/31 18:10	169.6	↓-5.6
12/31 18:20	163.5	↓-6.1
12/31 18:30	157.0	↓-6.5
12/31 18:40	150.0	↓-7.0
12/31 18:50	142.7	↓-7.3
12/31 19:00	135.1	↓-7.6
12/31 19:10	127.2	↓-7.9
12/31 19:20	118.9	↓-8.3
12/31 19:30	110.5	↓-8.4
12/31 19:40	101.9	↓-8.6
12/31 19:50	93.1	↓-8.8
12/31 20:00	84.3	↓-8.8
12/31 20:10	75.5	↓-8.8
12/31 20:20	66.6	↓-8.9	最大潮位差
12/31 20:30	57.9	↓-8.7
12/31 20:40	49.3	↓-8.6
12/31 20:50	40.9	↓-8.4
12/31 21:00	32.8	↓-8.1
12/31 21:10	25.0	↓-7.8
12/31 21:20	17.5	↓-7.5
12/31 21:30	10.5	↓-7.0
12/31 21:40	4.0	↓-6.5
12/31 21:50	-2.1	↓-6.1
12/31 22:00	-7.5	↓-5.4
12/31 22:10	-12.4	↓-4.9
12/31 22:20	-16.6	↓-4.2
12/31 22:30	-20.1	↓-3.5
12/31 22:40	-23.0	↓-2.9
12/31 22:50	-25.1	↓-2.1
12/31 23:00	-26.5	↓-1.4
12/31 23:10	-27.2	↓-0.7	干潮
12/31 23:20	-27.2	0
12/31 23:30	-26.4	↑0.8
12/31 23:40	-24.9	↑1.5
12/31 23:50	-22.7	↑2.2