31 (土)	06:13	11:23	16:47	23:38
	186cm	105cm	189cm	2cm
大潮 出 06:46 入 16:35 出 17:04 入 07:18

千葉灯標（千葉）2039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	12.2	↑3.0
12/31 00:10	15.6	↑3.4
12/31 00:20	19.6	↑4.0
12/31 00:30	24.0	↑4.4
12/31 00:40	28.7	↑4.7
12/31 00:50	33.9	↑5.2
12/31 01:00	39.3	↑5.4
12/31 01:10	45.0	↑5.7
12/31 01:20	51.0	↑6.0
12/31 01:30	57.2	↑6.2
12/31 01:40	63.5	↑6.3
12/31 01:50	69.9	↑6.4
12/31 02:00	76.4	↑6.5
12/31 02:10	83.0	↑6.6
12/31 02:20	89.5	↑6.5
12/31 02:30	96.1	↑6.6
12/31 02:40	102.6	↑6.5
12/31 02:50	109.0	↑6.4
12/31 03:00	115.4	↑6.4
12/31 03:10	121.6	↑6.2
12/31 03:20	127.6	↑6.0
12/31 03:30	133.5	↑5.9
12/31 03:40	139.2	↑5.7
12/31 03:50	144.6	↑5.4
12/31 04:00	149.8	↑5.2
12/31 04:10	154.7	↑4.9
12/31 04:20	159.3	↑4.6
12/31 04:30	163.6	↑4.3
12/31 04:40	167.6	↑4.0
12/31 04:50	171.2	↑3.6
12/31 05:00	174.5	↑3.3
12/31 05:10	177.3	↑2.8
12/31 05:20	179.8	↑2.5
12/31 05:30	181.8	↑2.0
12/31 05:40	183.4	↑1.6
12/31 05:50	184.6	↑1.2
12/31 06:00	185.3	↑0.7
12/31 06:10	185.6	↑0.3	満潮
12/31 06:20	185.5	↓-0.1
12/31 06:30	184.9	↓-0.6
12/31 06:40	184.0	↓-0.9
12/31 06:50	182.6	↓-1.4
12/31 07:00	180.9	↓-1.7
12/31 07:10	178.8	↓-2.1
12/31 07:20	176.4	↓-2.4
12/31 07:30	173.6	↓-2.8
12/31 07:40	170.6	↓-3.0
12/31 07:50	167.3	↓-3.3
12/31 08:00	163.8	↓-3.5
12/31 08:10	160.1	↓-3.7
12/31 08:20	156.2	↓-3.9
12/31 08:30	152.3	↓-3.9
12/31 08:40	148.2	↓-4.1
12/31 08:50	144.1	↓-4.1
12/31 09:00	140.0	↓-4.1
12/31 09:10	136.0	↓-4.0
12/31 09:20	132.0	↓-4.0
12/31 09:30	128.2	↓-3.8
12/31 09:40	124.5	↓-3.7
12/31 09:50	121.0	↓-3.5
12/31 10:00	117.8	↓-3.2
12/31 10:10	114.8	↓-3.0
12/31 10:20	112.1	↓-2.7
12/31 10:30	109.8	↓-2.3
12/31 10:40	107.9	↓-1.9
12/31 10:50	106.3	↓-1.6
12/31 11:00	105.2	↓-1.1
12/31 11:10	104.4	↓-0.8
12/31 11:20	104.1	↓-0.3	干潮
12/31 11:30	104.3	↑0.2
12/31 11:40	104.8	↑0.5
12/31 11:50	105.8	↑1.0
12/31 12:00	107.2	↑1.4
12/31 12:10	109.0	↑1.8
12/31 12:20	111.2	↑2.2
12/31 12:30	113.7	↑2.5
12/31 12:40	116.6	↑2.9
12/31 12:50	119.7	↑3.1
12/31 13:00	123.0	↑3.3
12/31 13:10	126.6	↑3.6
12/31 13:20	130.4	↑3.8
12/31 13:30	134.2	↑3.8
12/31 13:40	138.2	↑4.0
12/31 13:50	142.3	↑4.1
12/31 14:00	146.3	↑4.0
12/31 14:10	150.3	↑4.0
12/31 14:20	154.3	↑4.0
12/31 14:30	158.2	↑3.9
12/31 14:40	162.0	↑3.8
12/31 14:50	165.7	↑3.7
12/31 15:00	169.1	↑3.4
12/31 15:10	172.4	↑3.3
12/31 15:20	175.4	↑3.0
12/31 15:30	178.2	↑2.8
12/31 15:40	180.7	↑2.5
12/31 15:50	183.0	↑2.3
12/31 16:00	184.9	↑1.9
12/31 16:10	186.4	↑1.5
12/31 16:20	187.6	↑1.2
12/31 16:30	188.4	↑0.8
12/31 16:40	188.9	↑0.5	満潮
12/31 16:50	188.9	0
12/31 17:00	188.5	↓-0.4
12/31 17:10	187.7	↓-0.8
12/31 17:20	186.4	↓-1.3
12/31 17:30	184.7	↓-1.7
12/31 17:40	182.5	↓-2.2
12/31 17:50	179.8	↓-2.7
12/31 18:00	176.7	↓-3.1
12/31 18:10	173.2	↓-3.5
12/31 18:20	169.2	↓-4.0
12/31 18:30	164.8	↓-4.4
12/31 18:40	159.9	↓-4.9
12/31 18:50	154.7	↓-5.2
12/31 19:00	149.2	↓-5.5
12/31 19:10	143.3	↓-5.9
12/31 19:20	137.0	↓-6.3
12/31 19:30	130.6	↓-6.4
12/31 19:40	123.8	↓-6.8
12/31 19:50	116.9	↓-6.9
12/31 20:00	109.9	↓-7.0
12/31 20:10	102.7	↓-7.2
12/31 20:20	95.4	↓-7.3	最大潮位差
12/31 20:30	88.1	↓-7.3	最大潮位差
12/31 20:40	80.9	↓-7.2
12/31 20:50	73.6	↓-7.3	最大潮位差
12/31 21:00	66.5	↓-7.1
12/31 21:10	59.6	↓-6.9
12/31 21:20	52.9	↓-6.7
12/31 21:30	46.3	↓-6.6
12/31 21:40	40.1	↓-6.2
12/31 21:50	34.3	↓-5.8
12/31 22:00	28.8	↓-5.5
12/31 22:10	23.7	↓-5.1
12/31 22:20	19.0	↓-4.7
12/31 22:30	14.9	↓-4.1
12/31 22:40	11.2	↓-3.7
12/31 22:50	8.1	↓-3.1
12/31 23:00	5.6	↓-2.5
12/31 23:10	3.6	↓-2.0
12/31 23:20	2.3	↓-1.3
12/31 23:30	1.5	↓-0.8	干潮
12/31 23:40	1.4	↓-0.1
12/31 23:50	1.9	↑0.5