31 (金)	08:48	01:37	19:15	14:10
	142cm	22cm	135cm	97cm
中潮 出 06:49 入 16:40 出 10:45 入 22:06

岩井袋（千葉）2038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	37.2	↓-3.2
12/31 00:10	34.3	↓-2.9
12/31 00:20	31.6	↓-2.7
12/31 00:30	29.3	↓-2.3
12/31 00:40	27.2	↓-2.1
12/31 00:50	25.5	↓-1.7
12/31 01:00	24.1	↓-1.4
12/31 01:10	23.0	↓-1.1
12/31 01:20	22.3	↓-0.7
12/31 01:30	21.9	↓-0.4	干潮
12/31 01:40	21.9	0
12/31 01:50	22.2	↑0.3
12/31 02:00	22.8	↑0.6
12/31 02:10	23.8	↑1.0
12/31 02:20	25.1	↑1.3
12/31 02:30	26.8	↑1.7
12/31 02:40	28.7	↑1.9
12/31 02:50	31.0	↑2.3
12/31 03:00	33.6	↑2.6
12/31 03:10	36.4	↑2.8
12/31 03:20	39.5	↑3.1
12/31 03:30	42.8	↑3.3
12/31 03:40	46.3	↑3.5
12/31 03:50	50.1	↑3.8
12/31 04:00	54.0	↑3.9
12/31 04:10	58.0	↑4.0
12/31 04:20	62.2	↑4.2
12/31 04:30	66.5	↑4.3
12/31 04:40	70.9	↑4.4
12/31 04:50	75.3	↑4.4
12/31 05:00	79.7	↑4.4
12/31 05:10	84.2	↑4.5	最大潮位差
12/31 05:20	88.6	↑4.4
12/31 05:30	93.0	↑4.4
12/31 05:40	97.3	↑4.3
12/31 05:50	101.5	↑4.2
12/31 06:00	105.6	↑4.1
12/31 06:10	109.5	↑3.9
12/31 06:20	113.3	↑3.8
12/31 06:30	116.9	↑3.6
12/31 06:40	120.3	↑3.4
12/31 06:50	123.5	↑3.2
12/31 07:00	126.5	↑3.0
12/31 07:10	129.2	↑2.7
12/31 07:20	131.7	↑2.5
12/31 07:30	133.9	↑2.2
12/31 07:40	135.9	↑2.0
12/31 07:50	137.6	↑1.7
12/31 08:00	139.0	↑1.4
12/31 08:10	140.1	↑1.1
12/31 08:20	141.0	↑0.9
12/31 08:30	141.6	↑0.6
12/31 08:40	141.9	↑0.3	満潮
12/31 08:50	142.0	↑0.1
12/31 09:00	141.8	↓-0.2
12/31 09:10	141.3	↓-0.5
12/31 09:20	140.7	↓-0.6
12/31 09:30	139.8	↓-0.9
12/31 09:40	138.7	↓-1.1
12/31 09:50	137.4	↓-1.3
12/31 10:00	135.9	↓-1.5
12/31 10:10	134.3	↓-1.6
12/31 10:20	132.5	↓-1.8
12/31 10:30	130.6	↓-1.9
12/31 10:40	128.6	↓-2.0
12/31 10:50	126.6	↓-2.0
12/31 11:00	124.4	↓-2.2
12/31 11:10	122.3	↓-2.1
12/31 11:20	120.1	↓-2.2
12/31 11:30	117.9	↓-2.2
12/31 11:40	115.7	↓-2.2
12/31 11:50	113.6	↓-2.1
12/31 12:00	111.6	↓-2.0
12/31 12:10	109.6	↓-2.0
12/31 12:20	107.7	↓-1.9
12/31 12:30	105.9	↓-1.8
12/31 12:40	104.3	↓-1.6
12/31 12:50	102.8	↓-1.5
12/31 13:00	101.4	↓-1.4
12/31 13:10	100.2	↓-1.2
12/31 13:20	99.2	↓-1.0
12/31 13:30	98.4	↓-0.8
12/31 13:40	97.7	↓-0.7
12/31 13:50	97.2	↓-0.5
12/31 14:00	97.0	↓-0.2	干潮
12/31 14:10	96.9	↓-0.1	干潮
12/31 14:20	97.0	↑0.1
12/31 14:30	97.3	↑0.3
12/31 14:40	97.8	↑0.5
12/31 14:50	98.5	↑0.7
12/31 15:00	99.4	↑0.9
12/31 15:10	100.4	↑1.0
12/31 15:20	101.6	↑1.2
12/31 15:30	102.9	↑1.3
12/31 15:40	104.3	↑1.4
12/31 15:50	105.9	↑1.6
12/31 16:00	107.5	↑1.6
12/31 16:10	109.3	↑1.8
12/31 16:20	111.1	↑1.8
12/31 16:30	113.0	↑1.9
12/31 16:40	114.9	↑1.9
12/31 16:50	116.8	↑1.9
12/31 17:00	118.6	↑1.8
12/31 17:10	120.5	↑1.9
12/31 17:20	122.3	↑1.8
12/31 17:30	124.1	↑1.8
12/31 17:40	125.8	↑1.7
12/31 17:50	127.3	↑1.5
12/31 18:00	128.8	↑1.5
12/31 18:10	130.1	↑1.3
12/31 18:20	131.2	↑1.1
12/31 18:30	132.2	↑1.0
12/31 18:40	133.0	↑0.8
12/31 18:50	133.6	↑0.6
12/31 19:00	134.1	↑0.5
12/31 19:10	134.2	↑0.1	満潮
12/31 19:20	134.2	0
12/31 19:30	133.9	↓-0.3
12/31 19:40	133.4	↓-0.5
12/31 19:50	132.7	↓-0.7
12/31 20:00	131.7	↓-1.0
12/31 20:10	130.5	↓-1.2
12/31 20:20	129.0	↓-1.5
12/31 20:30	127.3	↓-1.7
12/31 20:40	125.4	↓-1.9
12/31 20:50	123.2	↓-2.2
12/31 21:00	120.9	↓-2.3
12/31 21:10	118.3	↓-2.6
12/31 21:20	115.5	↓-2.8
12/31 21:30	112.6	↓-2.9
12/31 21:40	109.5	↓-3.1
12/31 21:50	106.2	↓-3.3
12/31 22:00	102.8	↓-3.4
12/31 22:10	99.3	↓-3.5
12/31 22:20	95.7	↓-3.6
12/31 22:30	92.0	↓-3.7
12/31 22:40	88.3	↓-3.7
12/31 22:50	84.5	↓-3.8
12/31 23:00	80.8	↓-3.7
12/31 23:10	77.0	↓-3.8
12/31 23:20	73.3	↓-3.7
12/31 23:30	69.6	↓-3.7
12/31 23:40	66.0	↓-3.6
12/31 23:50	62.5	↓-3.5