31 (火)	11:15	05:17	22:48	16:40
	104cm	2cm	137cm	41cm
大潮 出 07:22 入 17:20 出 18:29 入 08:29

八幡（福岡）2058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	114.4	↓-4.0
12/31 00:10	110.1	↓-4.3
12/31 00:20	105.7	↓-4.4
12/31 00:30	101.0	↓-4.7
12/31 00:40	96.2	↓-4.8
12/31 00:50	91.3	↓-4.9
12/31 01:00	86.4	↓-4.9
12/31 01:10	81.4	↓-5.0	最大潮位差
12/31 01:20	76.5	↓-4.9
12/31 01:30	71.5	↓-5.0	最大潮位差
12/31 01:40	66.6	↓-4.9
12/31 01:50	61.8	↓-4.8
12/31 02:00	57.1	↓-4.7
12/31 02:10	52.5	↓-4.6
12/31 02:20	48.0	↓-4.5
12/31 02:30	43.7	↓-4.3
12/31 02:40	39.4	↓-4.3
12/31 02:50	35.3	↓-4.1
12/31 03:00	31.4	↓-3.9
12/31 03:10	27.7	↓-3.7
12/31 03:20	24.1	↓-3.6
12/31 03:30	20.7	↓-3.4
12/31 03:40	17.5	↓-3.2
12/31 03:50	14.5	↓-3.0
12/31 04:00	11.8	↓-2.7
12/31 04:10	9.3	↓-2.5
12/31 04:20	7.2	↓-2.1
12/31 04:30	5.3	↓-1.9
12/31 04:40	3.8	↓-1.5
12/31 04:50	2.6	↓-1.2
12/31 05:00	1.8	↓-0.8
12/31 05:10	1.3	↓-0.5	干潮
12/31 05:20	1.3	0
12/31 05:30	1.6	↑0.3
12/31 05:40	2.4	↑0.8
12/31 05:50	3.5	↑1.1
12/31 06:00	5.1	↑1.6
12/31 06:10	7.0	↑1.9
12/31 06:20	9.2	↑2.2
12/31 06:30	11.8	↑2.6
12/31 06:40	14.7	↑2.9
12/31 06:50	17.9	↑3.2
12/31 07:00	21.3	↑3.4
12/31 07:10	25.0	↑3.7
12/31 07:20	28.8	↑3.8
12/31 07:30	32.8	↑4.0
12/31 07:40	37.0	↑4.2
12/31 07:50	41.2	↑4.2
12/31 08:00	45.6	↑4.4
12/31 08:10	49.9	↑4.3
12/31 08:20	54.3	↑4.4
12/31 08:30	58.7	↑4.4
12/31 08:40	63.0	↑4.3
12/31 08:50	67.3	↑4.3
12/31 09:00	71.5	↑4.2
12/31 09:10	75.5	↑4.0
12/31 09:20	79.4	↑3.9
12/31 09:30	83.1	↑3.7
12/31 09:40	86.6	↑3.5
12/31 09:50	89.8	↑3.2
12/31 10:00	92.8	↑3.0
12/31 10:10	95.4	↑2.6
12/31 10:20	97.7	↑2.3
12/31 10:30	99.7	↑2.0
12/31 10:40	101.3	↑1.6
12/31 10:50	102.5	↑1.2
12/31 11:00	103.3	↑0.8
12/31 11:10	103.6	↑0.3	満潮
12/31 11:20	103.6	0
12/31 11:30	103.1	↓-0.5
12/31 11:40	102.3	↓-0.8
12/31 11:50	101.1	↓-1.2
12/31 12:00	99.5	↓-1.6
12/31 12:10	97.6	↓-1.9
12/31 12:20	95.4	↓-2.2
12/31 12:30	93.0	↓-2.4
12/31 12:40	90.4	↓-2.6
12/31 12:50	87.6	↓-2.8
12/31 13:00	84.7	↓-2.9
12/31 13:10	81.7	↓-3.0
12/31 13:20	78.6	↓-3.1
12/31 13:30	75.5	↓-3.1
12/31 13:40	72.5	↓-3.0
12/31 13:50	69.5	↓-3.0
12/31 14:00	66.6	↓-2.9
12/31 14:10	63.7	↓-2.9
12/31 14:20	61.0	↓-2.7
12/31 14:30	58.4	↓-2.6
12/31 14:40	56.0	↓-2.4
12/31 14:50	53.7	↓-2.3
12/31 15:00	51.6	↓-2.1
12/31 15:10	49.6	↓-2.0
12/31 15:20	47.8	↓-1.8
12/31 15:30	46.1	↓-1.7
12/31 15:40	44.7	↓-1.4
12/31 15:50	43.4	↓-1.3
12/31 16:00	42.3	↓-1.1
12/31 16:10	41.5	↓-0.8
12/31 16:20	40.9	↓-0.6
12/31 16:30	40.5	↓-0.4	干潮
12/31 16:40	40.4	↓-0.1	干潮
12/31 16:50	40.6	↑0.2
12/31 17:00	41.1	↑0.5
12/31 17:10	41.8	↑0.7
12/31 17:20	42.9	↑1.1
12/31 17:30	44.3	↑1.4
12/31 17:40	46.0	↑1.7
12/31 17:50	48.0	↑2.0
12/31 18:00	50.3	↑2.3
12/31 18:10	52.9	↑2.6
12/31 18:20	55.8	↑2.9
12/31 18:30	58.9	↑3.1
12/31 18:40	62.3	↑3.4
12/31 18:50	65.8	↑3.5
12/31 19:00	69.6	↑3.8
12/31 19:10	73.5	↑3.9
12/31 19:20	77.5	↑4.0
12/31 19:30	81.5	↑4.0
12/31 19:40	85.7	↑4.2
12/31 19:50	89.8	↑4.1
12/31 20:00	93.9	↑4.1
12/31 20:10	98.0	↑4.1
12/31 20:20	101.9	↑3.9
12/31 20:30	105.8	↑3.9
12/31 20:40	109.6	↑3.8
12/31 20:50	113.2	↑3.6
12/31 21:00	116.6	↑3.4
12/31 21:10	119.8	↑3.2
12/31 21:20	122.8	↑3.0
12/31 21:30	125.6	↑2.8
12/31 21:40	128.1	↑2.5
12/31 21:50	130.3	↑2.2
12/31 22:00	132.3	↑2.0
12/31 22:10	133.9	↑1.6
12/31 22:20	135.1	↑1.2
12/31 22:30	136.0	↑0.9
12/31 22:40	136.5	↑0.5	満潮
12/31 22:50	136.6	↑0.1
12/31 23:00	136.3	↓-0.3
12/31 23:10	135.5	↓-0.8
12/31 23:20	134.3	↓-1.2
12/31 23:30	132.8	↓-1.5
12/31 23:40	130.8	↓-2.0
12/31 23:50	128.3	↓-2.5