31 (月)	08:38	02:05	19:59	13:51
	97cm	16cm	126cm	47cm
中潮 出 07:22 入 17:21 出 04:25 入 14:45

八幡（福岡）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	32.5	↓-2.7
12/31 00:10	29.9	↓-2.6
12/31 00:20	27.5	↓-2.4
12/31 00:30	25.4	↓-2.1
12/31 00:40	23.4	↓-2.0
12/31 00:50	21.7	↓-1.7
12/31 01:00	20.1	↓-1.6
12/31 01:10	18.8	↓-1.3
12/31 01:20	17.7	↓-1.1
12/31 01:30	16.8	↓-0.9
12/31 01:40	16.2	↓-0.6
12/31 01:50	15.7	↓-0.5
12/31 02:00	15.5	↓-0.2	干潮
12/31 02:10	15.6	↑0.1
12/31 02:20	15.8	↑0.2
12/31 02:30	16.3	↑0.5
12/31 02:40	17.1	↑0.8
12/31 02:50	18.1	↑1.0
12/31 03:00	19.3	↑1.2
12/31 03:10	20.8	↑1.5
12/31 03:20	22.5	↑1.7
12/31 03:30	24.4	↑1.9
12/31 03:40	26.5	↑2.1
12/31 03:50	28.8	↑2.3
12/31 04:00	31.3	↑2.5
12/31 04:10	33.9	↑2.6
12/31 04:20	36.7	↑2.8
12/31 04:30	39.6	↑2.9
12/31 04:40	42.6	↑3.0
12/31 04:50	45.7	↑3.1
12/31 05:00	48.8	↑3.1
12/31 05:10	52.0	↑3.2
12/31 05:20	55.2	↑3.2
12/31 05:30	58.4	↑3.2
12/31 05:40	61.5	↑3.1
12/31 05:50	64.6	↑3.1
12/31 06:00	67.7	↑3.1
12/31 06:10	70.7	↑3.0
12/31 06:20	73.7	↑3.0
12/31 06:30	76.5	↑2.8
12/31 06:40	79.2	↑2.7
12/31 06:50	81.8	↑2.6
12/31 07:00	84.2	↑2.4
12/31 07:10	86.5	↑2.3
12/31 07:20	88.5	↑2.0
12/31 07:30	90.4	↑1.9
12/31 07:40	92.1	↑1.7
12/31 07:50	93.5	↑1.4
12/31 08:00	94.7	↑1.2
12/31 08:10	95.6	↑0.9
12/31 08:20	96.2	↑0.6
12/31 08:30	96.6	↑0.4	満潮
12/31 08:40	96.6	0
12/31 08:50	96.4	↓-0.2
12/31 09:00	95.8	↓-0.6
12/31 09:10	95.0	↓-0.8
12/31 09:20	93.9	↓-1.1
12/31 09:30	92.5	↓-1.4
12/31 09:40	90.9	↓-1.6
12/31 09:50	89.0	↓-1.9
12/31 10:00	87.0	↓-2.0
12/31 10:10	84.7	↓-2.3
12/31 10:20	82.4	↓-2.3
12/31 10:30	79.9	↓-2.5
12/31 10:40	77.3	↓-2.6
12/31 10:50	74.7	↓-2.6
12/31 11:00	72.1	↓-2.6
12/31 11:10	69.6	↓-2.5
12/31 11:20	67.0	↓-2.6
12/31 11:30	64.6	↓-2.4
12/31 11:40	62.2	↓-2.4
12/31 11:50	60.0	↓-2.2
12/31 12:00	57.9	↓-2.1
12/31 12:10	55.9	↓-2.0
12/31 12:20	54.1	↓-1.8
12/31 12:30	52.5	↓-1.6
12/31 12:40	51.0	↓-1.5
12/31 12:50	49.7	↓-1.3
12/31 13:00	48.6	↓-1.1
12/31 13:10	47.7	↓-0.9
12/31 13:20	47.0	↓-0.7
12/31 13:30	46.4	↓-0.6
12/31 13:40	46.1	↓-0.3
12/31 13:50	46.0	↓-0.1	干潮
12/31 14:00	46.1	↑0.1
12/31 14:10	46.5	↑0.4
12/31 14:20	47.1	↑0.6
12/31 14:30	47.9	↑0.8
12/31 14:40	48.9	↑1.0
12/31 14:50	50.3	↑1.4
12/31 15:00	51.8	↑1.5
12/31 15:10	53.6	↑1.8
12/31 15:20	55.6	↑2.0
12/31 15:30	57.9	↑2.3
12/31 15:40	60.4	↑2.5
12/31 15:50	63.0	↑2.6
12/31 16:00	65.9	↑2.9
12/31 16:10	68.9	↑3.0
12/31 16:20	72.1	↑3.2
12/31 16:30	75.4	↑3.3
12/31 16:40	78.8	↑3.4
12/31 16:50	82.2	↑3.4
12/31 17:00	85.7	↑3.5
12/31 17:10	89.2	↑3.5
12/31 17:20	92.6	↑3.4
12/31 17:30	96.0	↑3.4
12/31 17:40	99.3	↑3.3
12/31 17:50	102.5	↑3.2
12/31 18:00	105.6	↑3.1
12/31 18:10	108.5	↑2.9
12/31 18:20	111.3	↑2.8
12/31 18:30	113.9	↑2.6
12/31 18:40	116.2	↑2.3
12/31 18:50	118.3	↑2.1
12/31 19:00	120.2	↑1.9
12/31 19:10	121.9	↑1.7
12/31 19:20	123.2	↑1.3
12/31 19:30	124.3	↑1.1
12/31 19:40	125.1	↑0.8
12/31 19:50	125.5	↑0.4	満潮
12/31 20:00	125.6	↑0.1
12/31 20:10	125.4	↓-0.2
12/31 20:20	124.8	↓-0.6
12/31 20:30	123.9	↓-0.9
12/31 20:40	122.5	↓-1.4
12/31 20:50	120.9	↓-1.6
12/31 21:00	118.8	↓-2.1
12/31 21:10	116.4	↓-2.4
12/31 21:20	113.6	↓-2.8
12/31 21:30	110.5	↓-3.1
12/31 21:40	107.0	↓-3.5
12/31 21:50	103.3	↓-3.7
12/31 22:00	99.3	↓-4.0
12/31 22:10	95.1	↓-4.2
12/31 22:20	90.7	↓-4.4
12/31 22:30	86.1	↓-4.6
12/31 22:40	81.4	↓-4.7
12/31 22:50	76.6	↓-4.8
12/31 23:00	71.7	↓-4.9	最大潮位差
12/31 23:10	66.9	↓-4.8
12/31 23:20	62.1	↓-4.8
12/31 23:30	57.4	↓-4.7
12/31 23:40	52.7	↓-4.7
12/31 23:50	48.2	↓-4.5