31 (金)	08:10	01:33	19:44	13:34
	168cm	31cm	192cm	72cm
中潮 出 07:22 入 17:22 出 04:18 入 14:47

福岡船だまり（福岡）2021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	47.0	↓-3.7
12/31 00:10	43.7	↓-3.3
12/31 00:20	40.8	↓-2.9
12/31 00:30	38.2	↓-2.6
12/31 00:40	36.0	↓-2.2
12/31 00:50	34.2	↓-1.8
12/31 01:00	32.8	↓-1.4
12/31 01:10	31.7	↓-1.1
12/31 01:20	31.1	↓-0.6
12/31 01:30	30.8	↓-0.3	干潮
12/31 01:40	31.0	↑0.2
12/31 01:50	31.5	↑0.5
12/31 02:00	32.4	↑0.9
12/31 02:10	33.7	↑1.3
12/31 02:20	35.3	↑1.6
12/31 02:30	37.3	↑2.0
12/31 02:40	39.7	↑2.4
12/31 02:50	42.5	↑2.8
12/31 03:00	45.5	↑3.0
12/31 03:10	48.9	↑3.4
12/31 03:20	52.6	↑3.7
12/31 03:30	56.6	↑4.0
12/31 03:40	60.8	↑4.2
12/31 03:50	65.3	↑4.5
12/31 04:00	70.0	↑4.7
12/31 04:10	74.9	↑4.9
12/31 04:20	79.9	↑5.0
12/31 04:30	85.1	↑5.2
12/31 04:40	90.3	↑5.2
12/31 04:50	95.7	↑5.4
12/31 05:00	101.0	↑5.3
12/31 05:10	106.4	↑5.4
12/31 05:20	111.7	↑5.3
12/31 05:30	117.0	↑5.3
12/31 05:40	122.2	↑5.2
12/31 05:50	127.2	↑5.0
12/31 06:00	132.2	↑5.0
12/31 06:10	136.9	↑4.7
12/31 06:20	141.3	↑4.4
12/31 06:30	145.6	↑4.3
12/31 06:40	149.5	↑3.9
12/31 06:50	153.2	↑3.7
12/31 07:00	156.4	↑3.2
12/31 07:10	159.3	↑2.9
12/31 07:20	161.8	↑2.5
12/31 07:30	163.9	↑2.1
12/31 07:40	165.5	↑1.6
12/31 07:50	166.7	↑1.2
12/31 08:00	167.4	↑0.7	満潮
12/31 08:10	167.6	↑0.2	満潮
12/31 08:20	167.2	↓-0.4
12/31 08:30	166.4	↓-0.8
12/31 08:40	165.1	↓-1.3
12/31 08:50	163.4	↓-1.7
12/31 09:00	161.1	↓-2.3
12/31 09:10	158.5	↓-2.6
12/31 09:20	155.4	↓-3.1
12/31 09:30	152.0	↓-3.4
12/31 09:40	148.2	↓-3.8
12/31 09:50	144.1	↓-4.1
12/31 10:00	139.8	↓-4.3
12/31 10:10	135.4	↓-4.4
12/31 10:20	130.7	↓-4.7
12/31 10:30	126.0	↓-4.7
12/31 10:40	121.3	↓-4.7
12/31 10:50	116.6	↓-4.7
12/31 11:00	111.9	↓-4.7
12/31 11:10	107.3	↓-4.6
12/31 11:20	102.9	↓-4.4
12/31 11:30	98.7	↓-4.2
12/31 11:40	94.7	↓-4.0
12/31 11:50	90.9	↓-3.8
12/31 12:00	87.4	↓-3.5
12/31 12:10	84.2	↓-3.2
12/31 12:20	81.4	↓-2.8
12/31 12:30	78.8	↓-2.6
12/31 12:40	76.7	↓-2.1
12/31 12:50	74.9	↓-1.8
12/31 13:00	73.4	↓-1.5
12/31 13:10	72.4	↓-1.0
12/31 13:20	71.7	↓-0.7
12/31 13:30	71.4	↓-0.3	干潮
12/31 13:40	71.5	↑0.1
12/31 13:50	71.9	↑0.4
12/31 14:00	72.8	↑0.9
12/31 14:10	74.0	↑1.2
12/31 14:20	75.6	↑1.6
12/31 14:30	77.6	↑2.0
12/31 14:40	79.9	↑2.3
12/31 14:50	82.6	↑2.7
12/31 15:00	85.6	↑3.0
12/31 15:10	89.0	↑3.4
12/31 15:20	92.6	↑3.6
12/31 15:30	96.5	↑3.9
12/31 15:40	100.7	↑4.2
12/31 15:50	105.0	↑4.3
12/31 16:00	109.6	↑4.6
12/31 16:10	114.4	↑4.8
12/31 16:20	119.3	↑4.9
12/31 16:30	124.2	↑4.9
12/31 16:40	129.3	↑5.1
12/31 16:50	134.4	↑5.1
12/31 17:00	139.4	↑5.0
12/31 17:10	144.5	↑5.1
12/31 17:20	149.4	↑4.9
12/31 17:30	154.3	↑4.9
12/31 17:40	159.0	↑4.7
12/31 17:50	163.5	↑4.5
12/31 18:00	167.7	↑4.2
12/31 18:10	171.8	↑4.1
12/31 18:20	175.5	↑3.7
12/31 18:30	179.0	↑3.5
12/31 18:40	182.0	↑3.0
12/31 18:50	184.8	↑2.8
12/31 19:00	187.1	↑2.3
12/31 19:10	188.9	↑1.8
12/31 19:20	190.4	↑1.5
12/31 19:30	191.3	↑0.9
12/31 19:40	191.7	↑0.4	満潮
12/31 19:50	191.6	↓-0.1
12/31 20:00	191.0	↓-0.6
12/31 20:10	189.9	↓-1.1
12/31 20:20	188.1	↓-1.8
12/31 20:30	185.9	↓-2.2
12/31 20:40	183.0	↓-2.9
12/31 20:50	179.7	↓-3.3
12/31 21:00	175.8	↓-3.9
12/31 21:10	171.4	↓-4.4
12/31 21:20	166.5	↓-4.9
12/31 21:30	161.2	↓-5.3
12/31 21:40	155.5	↓-5.7
12/31 21:50	149.4	↓-6.1
12/31 22:00	143.0	↓-6.4
12/31 22:10	136.3	↓-6.7
12/31 22:20	129.4	↓-6.9
12/31 22:30	122.4	↓-7.0
12/31 22:40	115.3	↓-7.1
12/31 22:50	108.1	↓-7.2	最大潮位差
12/31 23:00	100.9	↓-7.2	最大潮位差
12/31 23:10	93.8	↓-7.1
12/31 23:20	86.8	↓-7.0
12/31 23:30	79.9	↓-6.9
12/31 23:40	73.3	↓-6.6
12/31 23:50	66.9	↓-6.4