21 (火)	04:16	07:41	15:31	-
	61cm	57cm	87cm	-
長潮 出 06:56 入 18:08 出 12:08 入 01:53

八幡（福岡）2040年02月21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
2/21 00:00	42.3	↑0.7
2/21 00:10	43.1	↑0.8
2/21 00:20	44.0	↑0.9
2/21 00:30	44.9	↑0.9
2/21 00:40	45.9	↑1.0
2/21 00:50	46.9	↑1.0
2/21 01:00	47.9	↑1.0
2/21 01:10	48.9	↑1.0
2/21 01:20	49.9	↑1.0
2/21 01:30	50.9	↑1.0
2/21 01:40	51.9	↑1.0
2/21 01:50	52.8	↑0.9
2/21 02:00	53.8	↑1.0
2/21 02:10	54.7	↑0.9
2/21 02:20	55.5	↑0.8
2/21 02:30	56.3	↑0.8
2/21 02:40	57.0	↑0.7
2/21 02:50	57.7	↑0.7
2/21 03:00	58.3	↑0.6
2/21 03:10	58.8	↑0.5
2/21 03:20	59.2	↑0.4
2/21 03:30	59.6	↑0.4
2/21 03:40	59.9	↑0.3
2/21 03:50	60.1	↑0.2
2/21 04:00	60.2	↑0.1
2/21 04:10	60.3	↑0.1	満潮
2/21 04:20	60.3	0
2/21 04:30	60.2	↓-0.1
2/21 04:40	60.1	↓-0.1
2/21 04:50	60.0	↓-0.1
2/21 05:00	59.8	↓-0.2
2/21 05:10	59.6	↓-0.2
2/21 05:20	59.4	↓-0.2
2/21 05:30	59.1	↓-0.3
2/21 05:40	58.9	↓-0.2
2/21 05:50	58.6	↓-0.3
2/21 06:00	58.3	↓-0.3
2/21 06:10	58.1	↓-0.2
2/21 06:20	57.9	↓-0.2
2/21 06:30	57.7	↓-0.2
2/21 06:40	57.5	↓-0.2
2/21 06:50	57.3	↓-0.2
2/21 07:00	57.2	↓-0.1
2/21 07:10	57.0	↓-0.2
2/21 07:20	57.0	0
2/21 07:30	56.9	↓-0.1
2/21 07:40	56.9	0	干潮
2/21 07:50	56.9	0
2/21 08:00	57.0	↑0.1
2/21 08:10	57.1	↑0.1
2/21 08:20	57.2	↑0.1
2/21 08:30	57.4	↑0.2
2/21 08:40	57.7	↑0.3
2/21 08:50	58.0	↑0.3
2/21 09:00	58.4	↑0.4
2/21 09:10	58.9	↑0.5
2/21 09:20	59.4	↑0.5
2/21 09:30	60.0	↑0.6
2/21 09:40	60.6	↑0.6
2/21 09:50	61.3	↑0.7
2/21 10:00	62.1	↑0.8
2/21 10:10	62.9	↑0.8
2/21 10:20	63.8	↑0.9
2/21 10:30	64.8	↑1.0
2/21 10:40	65.8	↑1.0
2/21 10:50	66.8	↑1.0
2/21 11:00	67.8	↑1.0
2/21 11:10	68.9	↑1.1
2/21 11:20	70.0	↑1.1
2/21 11:30	71.1	↑1.1
2/21 11:40	72.2	↑1.1
2/21 11:50	73.2	↑1.0
2/21 12:00	74.3	↑1.1
2/21 12:10	75.4	↑1.1
2/21 12:20	76.4	↑1.0
2/21 12:30	77.4	↑1.0
2/21 12:40	78.3	↑0.9
2/21 12:50	79.2	↑0.9
2/21 13:00	80.1	↑0.9
2/21 13:10	80.9	↑0.8
2/21 13:20	81.7	↑0.8
2/21 13:30	82.5	↑0.8
2/21 13:40	83.2	↑0.7
2/21 13:50	83.8	↑0.6
2/21 14:00	84.4	↑0.6
2/21 14:10	84.9	↑0.5
2/21 14:20	85.3	↑0.4
2/21 14:30	85.8	↑0.5
2/21 14:40	86.1	↑0.3
2/21 14:50	86.4	↑0.3
2/21 15:00	86.6	↑0.2
2/21 15:10	86.8	↑0.2
2/21 15:20	86.8	0
2/21 15:30	86.9	↑0.1	満潮
2/21 15:40	86.8	↓-0.1
2/21 15:50	86.7	↓-0.1
2/21 16:00	86.6	↓-0.1
2/21 16:10	86.4	↓-0.2
2/21 16:20	86.1	↓-0.3
2/21 16:30	85.8	↓-0.3
2/21 16:40	85.4	↓-0.4
2/21 16:50	85.0	↓-0.4
2/21 17:00	84.5	↓-0.5
2/21 17:10	84.0	↓-0.5
2/21 17:20	83.4	↓-0.6
2/21 17:30	82.8	↓-0.6
2/21 17:40	82.1	↓-0.7
2/21 17:50	81.4	↓-0.7
2/21 18:00	80.6	↓-0.8
2/21 18:10	79.8	↓-0.8
2/21 18:20	78.9	↓-0.9
2/21 18:30	77.9	↓-1.0
2/21 18:40	76.9	↓-1.0
2/21 18:50	75.9	↓-1.0
2/21 19:00	74.7	↓-1.2
2/21 19:10	73.6	↓-1.1
2/21 19:20	72.3	↓-1.3
2/21 19:30	71.0	↓-1.3
2/21 19:40	69.6	↓-1.4
2/21 19:50	68.2	↓-1.4
2/21 20:00	66.7	↓-1.5
2/21 20:10	65.1	↓-1.6
2/21 20:20	63.6	↓-1.5
2/21 20:30	62.0	↓-1.6
2/21 20:40	60.3	↓-1.7	最大潮位差
2/21 20:50	58.7	↓-1.6
2/21 21:00	57.1	↓-1.6
2/21 21:10	55.4	↓-1.7	最大潮位差
2/21 21:20	53.8	↓-1.6
2/21 21:30	52.2	↓-1.6
2/21 21:40	50.7	↓-1.5
2/21 21:50	49.2	↓-1.5
2/21 22:00	47.7	↓-1.5
2/21 22:10	46.4	↓-1.3
2/21 22:20	45.0	↓-1.4
2/21 22:30	43.8	↓-1.2
2/21 22:40	42.7	↓-1.1
2/21 22:50	41.6	↓-1.1
2/21 23:00	40.6	↓-1.0
2/21 23:10	39.7	↓-0.9
2/21 23:20	38.9	↓-0.8
2/21 23:30	38.2	↓-0.7
2/21 23:40	37.6	↓-0.6
2/21 23:50	37.1	↓-0.5