31 (月)	04:04	09:05	14:31	21:44
	149cm	105cm	163cm	12cm
中潮 出 06:50 入 16:40 出 03:51 入 14:03

第一海堡（千葉）2040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	75.4	↑4.5
12/31 00:10	80.0	↑4.6
12/31 00:20	84.7	↑4.7
12/31 00:30	89.3	↑4.6
12/31 00:40	93.9	↑4.6
12/31 00:50	98.5	↑4.6
12/31 01:00	103.0	↑4.5
12/31 01:10	107.4	↑4.4
12/31 01:20	111.7	↑4.3
12/31 01:30	115.8	↑4.1
12/31 01:40	119.8	↑4.0
12/31 01:50	123.5	↑3.7
12/31 02:00	127.1	↑3.6
12/31 02:10	130.4	↑3.3
12/31 02:20	133.5	↑3.1
12/31 02:30	136.3	↑2.8
12/31 02:40	138.8	↑2.5
12/31 02:50	141.1	↑2.3
12/31 03:00	143.1	↑2.0
12/31 03:10	144.8	↑1.7
12/31 03:20	146.2	↑1.4
12/31 03:30	147.3	↑1.1
12/31 03:40	148.1	↑0.8
12/31 03:50	148.6	↑0.5
12/31 04:00	148.9	↑0.3	満潮
12/31 04:10	148.8	↓-0.1
12/31 04:20	148.5	↓-0.3
12/31 04:30	147.9	↓-0.6
12/31 04:40	147.1	↓-0.8
12/31 04:50	146.0	↓-1.1
12/31 05:00	144.7	↓-1.3
12/31 05:10	143.2	↓-1.5
12/31 05:20	141.6	↓-1.6
12/31 05:30	139.8	↓-1.8
12/31 05:40	137.8	↓-2.0
12/31 05:50	135.8	↓-2.0
12/31 06:00	133.6	↓-2.2
12/31 06:10	131.4	↓-2.2
12/31 06:20	129.1	↓-2.3
12/31 06:30	126.8	↓-2.3
12/31 06:40	124.5	↓-2.3
12/31 06:50	122.3	↓-2.2
12/31 07:00	120.0	↓-2.3
12/31 07:10	117.9	↓-2.1
12/31 07:20	115.9	↓-2.0
12/31 07:30	113.9	↓-2.0
12/31 07:40	112.1	↓-1.8
12/31 07:50	110.5	↓-1.6
12/31 08:00	109.0	↓-1.5
12/31 08:10	107.7	↓-1.3
12/31 08:20	106.6	↓-1.1
12/31 08:30	105.7	↓-0.9
12/31 08:40	105.0	↓-0.7
12/31 08:50	104.6	↓-0.4
12/31 09:00	104.4	↓-0.2	干潮
12/31 09:10	104.4	0
12/31 09:20	104.7	↑0.3
12/31 09:30	105.2	↑0.5
12/31 09:40	106.0	↑0.8
12/31 09:50	106.9	↑0.9
12/31 10:00	108.2	↑1.3
12/31 10:10	109.6	↑1.4
12/31 10:20	111.2	↑1.6
12/31 10:30	113.1	↑1.9
12/31 10:40	115.1	↑2.0
12/31 10:50	117.3	↑2.2
12/31 11:00	119.6	↑2.3
12/31 11:10	122.1	↑2.5
12/31 11:20	124.7	↑2.6
12/31 11:30	127.3	↑2.6
12/31 11:40	130.1	↑2.8
12/31 11:50	132.8	↑2.7
12/31 12:00	135.6	↑2.8
12/31 12:10	138.4	↑2.8
12/31 12:20	141.1	↑2.7
12/31 12:30	143.8	↑2.7
12/31 12:40	146.4	↑2.6
12/31 12:50	148.9	↑2.5
12/31 13:00	151.2	↑2.3
12/31 13:10	153.4	↑2.2
12/31 13:20	155.4	↑2.0
12/31 13:30	157.2	↑1.8
12/31 13:40	158.7	↑1.5
12/31 13:50	160.0	↑1.3
12/31 14:00	161.1	↑1.1
12/31 14:10	161.9	↑0.8
12/31 14:20	162.3	↑0.4
12/31 14:30	162.5	↑0.2	満潮
12/31 14:40	162.3	↓-0.2
12/31 14:50	161.8	↓-0.5
12/31 15:00	161.0	↓-0.8
12/31 15:10	159.8	↓-1.2
12/31 15:20	158.3	↓-1.5
12/31 15:30	156.4	↓-1.9
12/31 15:40	154.2	↓-2.2
12/31 15:50	151.6	↓-2.6
12/31 16:00	148.8	↓-2.8
12/31 16:10	145.6	↓-3.2
12/31 16:20	142.1	↓-3.5
12/31 16:30	138.3	↓-3.8
12/31 16:40	134.2	↓-4.1
12/31 16:50	129.8	↓-4.4
12/31 17:00	125.3	↓-4.5
12/31 17:10	120.5	↓-4.8
12/31 17:20	115.5	↓-5.0
12/31 17:30	110.3	↓-5.2
12/31 17:40	105.1	↓-5.2
12/31 17:50	99.7	↓-5.4
12/31 18:00	94.2	↓-5.5
12/31 18:10	88.6	↓-5.6	最大潮位差
12/31 18:20	83.1	↓-5.5
12/31 18:30	77.5	↓-5.6	最大潮位差
12/31 18:40	72.0	↓-5.5
12/31 18:50	66.6	↓-5.4
12/31 19:00	61.2	↓-5.4
12/31 19:10	56.0	↓-5.2
12/31 19:20	51.0	↓-5.0
12/31 19:30	46.2	↓-4.8
12/31 19:40	41.6	↓-4.6
12/31 19:50	37.2	↓-4.4
12/31 20:00	33.1	↓-4.1
12/31 20:10	29.3	↓-3.8
12/31 20:20	25.8	↓-3.5
12/31 20:30	22.7	↓-3.1
12/31 20:40	19.9	↓-2.8
12/31 20:50	17.5	↓-2.4
12/31 21:00	15.5	↓-2.0
12/31 21:10	13.9	↓-1.6
12/31 21:20	12.8	↓-1.1
12/31 21:30	12.0	↓-0.8
12/31 21:40	11.7	↓-0.3	干潮
12/31 21:50	11.8	↑0.1
12/31 22:00	12.3	↑0.5
12/31 22:10	13.2	↑0.9
12/31 22:20	14.6	↑1.4
12/31 22:30	16.3	↑1.7
12/31 22:40	18.5	↑2.2
12/31 22:50	21.1	↑2.6
12/31 23:00	24.0	↑2.9
12/31 23:10	27.2	↑3.2
12/31 23:20	30.8	↑3.6
12/31 23:30	34.7	↑3.9
12/31 23:40	38.9	↑4.2
12/31 23:50	43.4	↑4.5