20 (水)	07:28	01:09	19:13	12:27
	89cm	34cm	113cm	58cm
中潮 出 07:17 入 17:14 出 13:52 入 03:12

八幡（福岡）2045年12月20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
12/20 00:00	37.9	↓-1.3
12/20 00:10	36.8	↓-1.1
12/20 00:20	35.8	↓-1.0
12/20 00:30	35.0	↓-0.8
12/20 00:40	34.3	↓-0.7
12/20 00:50	33.9	↓-0.4
12/20 01:00	33.7	↓-0.2	干潮
12/20 01:10	33.6	↓-0.1
12/20 01:20	33.8	↑0.2
12/20 01:30	34.1	↑0.3
12/20 01:40	34.6	↑0.5
12/20 01:50	35.3	↑0.7
12/20 02:00	36.2	↑0.9
12/20 02:10	37.3	↑1.1
12/20 02:20	38.6	↑1.3
12/20 02:30	40.0	↑1.4
12/20 02:40	41.6	↑1.6
12/20 02:50	43.3	↑1.7
12/20 03:00	45.2	↑1.9
12/20 03:10	47.1	↑1.9
12/20 03:20	49.2	↑2.1
12/20 03:30	51.3	↑2.1
12/20 03:40	53.5	↑2.2
12/20 03:50	55.7	↑2.2
12/20 04:00	58.0	↑2.3
12/20 04:10	60.3	↑2.3
12/20 04:20	62.5	↑2.2
12/20 04:30	64.8	↑2.3
12/20 04:40	66.9	↑2.1
12/20 04:50	69.1	↑2.2
12/20 05:00	71.1	↑2.0
12/20 05:10	73.1	↑2.0
12/20 05:20	75.0	↑1.9
12/20 05:30	76.8	↑1.8
12/20 05:40	78.5	↑1.7
12/20 05:50	80.1	↑1.6
12/20 06:00	81.6	↑1.5
12/20 06:10	82.9	↑1.3
12/20 06:20	84.1	↑1.2
12/20 06:30	85.2	↑1.1
12/20 06:40	86.0	↑0.8
12/20 06:50	86.8	↑0.8
12/20 07:00	87.4	↑0.6
12/20 07:10	87.8	↑0.4
12/20 07:20	88.0	↑0.2	満潮
12/20 07:30	88.0	0
12/20 07:40	87.9	↓-0.1
12/20 07:50	87.6	↓-0.3
12/20 08:00	87.0	↓-0.6
12/20 08:10	86.4	↓-0.6
12/20 08:20	85.5	↓-0.9
12/20 08:30	84.5	↓-1.0
12/20 08:40	83.3	↓-1.2
12/20 08:50	82.0	↓-1.3
12/20 09:00	80.6	↓-1.4
12/20 09:10	79.1	↓-1.5
12/20 09:20	77.5	↓-1.6
12/20 09:30	75.9	↓-1.6
12/20 09:40	74.3	↓-1.6
12/20 09:50	72.6	↓-1.7
12/20 10:00	71.0	↓-1.6
12/20 10:10	69.4	↓-1.6
12/20 10:20	67.8	↓-1.6
12/20 10:30	66.4	↓-1.4
12/20 10:40	65.0	↓-1.4
12/20 10:50	63.7	↓-1.3
12/20 11:00	62.6	↓-1.1
12/20 11:10	61.5	↓-1.1
12/20 11:20	60.6	↓-0.9
12/20 11:30	59.9	↓-0.7
12/20 11:40	59.2	↓-0.7
12/20 11:50	58.7	↓-0.5
12/20 12:00	58.3	↓-0.4
12/20 12:10	58.0	↓-0.3
12/20 12:20	57.9	↓-0.1	干潮
12/20 12:30	57.9	0
12/20 12:40	58.0	↑0.1
12/20 12:50	58.2	↑0.2
12/20 13:00	58.5	↑0.3
12/20 13:10	59.0	↑0.5
12/20 13:20	59.6	↑0.6
12/20 13:30	60.3	↑0.7
12/20 13:40	61.1	↑0.8
12/20 13:50	62.1	↑1.0
12/20 14:00	63.2	↑1.1
12/20 14:10	64.4	↑1.2
12/20 14:20	65.7	↑1.3
12/20 14:30	67.1	↑1.4
12/20 14:40	68.7	↑1.6
12/20 14:50	70.4	↑1.7
12/20 15:00	72.2	↑1.8
12/20 15:10	74.0	↑1.8
12/20 15:20	76.0	↑2.0
12/20 15:30	78.0	↑2.0
12/20 15:40	80.1	↑2.1
12/20 15:50	82.2	↑2.1
12/20 16:00	84.4	↑2.2
12/20 16:10	86.5	↑2.1
12/20 16:20	88.7	↑2.2
12/20 16:30	90.8	↑2.1
12/20 16:40	92.9	↑2.1
12/20 16:50	95.0	↑2.1
12/20 17:00	97.0	↑2.0
12/20 17:10	98.9	↑1.9
12/20 17:20	100.7	↑1.8
12/20 17:30	102.4	↑1.7
12/20 17:40	104.1	↑1.7
12/20 17:50	105.6	↑1.5
12/20 18:00	106.9	↑1.3
12/20 18:10	108.2	↑1.3
12/20 18:20	109.3	↑1.1
12/20 18:30	110.2	↑0.9
12/20 18:40	110.9	↑0.7
12/20 18:50	111.5	↑0.6
12/20 19:00	111.9	↑0.4
12/20 19:10	112.0	↑0.1	満潮
12/20 19:20	111.9	↓-0.1
12/20 19:30	111.6	↓-0.3
12/20 19:40	111.1	↓-0.5
12/20 19:50	110.3	↓-0.8
12/20 20:00	109.2	↓-1.1
12/20 20:10	107.9	↓-1.3
12/20 20:20	106.3	↓-1.6
12/20 20:30	104.4	↓-1.9
12/20 20:40	102.3	↓-2.1
12/20 20:50	100.0	↓-2.3
12/20 21:00	97.4	↓-2.6
12/20 21:10	94.6	↓-2.8
12/20 21:20	91.5	↓-3.1
12/20 21:30	88.4	↓-3.1
12/20 21:40	85.1	↓-3.3
12/20 21:50	81.6	↓-3.5
12/20 22:00	78.1	↓-3.5
12/20 22:10	74.5	↓-3.6	最大潮位差
12/20 22:20	70.9	↓-3.6	最大潮位差
12/20 22:30	67.3	↓-3.6	最大潮位差
12/20 22:40	63.7	↓-3.6	最大潮位差
12/20 22:50	60.2	↓-3.5
12/20 23:00	56.7	↓-3.5
12/20 23:10	53.3	↓-3.4
12/20 23:20	50.1	↓-3.2
12/20 23:30	47.0	↓-3.1
12/20 23:40	44.0	↓-3.0
12/20 23:50	41.2	↓-2.8