20 (月)	00:39	07:31	13:35	18:47
	140cm	64cm	119cm	79cm
小潮 出 06:04 入 18:18 出 22:19 入 11:50

八幡（福岡）2038年09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
9/20 00:00	137.4	↑1.1
9/20 00:10	138.2	↑0.8
9/20 00:20	138.8	↑0.6
9/20 00:30	139.1	↑0.3	満潮
9/20 00:40	139.2	↑0.1
9/20 00:50	139.1	↓-0.1
9/20 01:00	138.6	↓-0.5
9/20 01:10	138.0	↓-0.6
9/20 01:20	137.1	↓-0.9
9/20 01:30	135.9	↓-1.2
9/20 01:40	134.5	↓-1.4
9/20 01:50	132.8	↓-1.7
9/20 02:00	131.0	↓-1.8
9/20 02:10	128.9	↓-2.1
9/20 02:20	126.6	↓-2.3
9/20 02:30	124.1	↓-2.5
9/20 02:40	121.5	↓-2.6
9/20 02:50	118.7	↓-2.8
9/20 03:00	115.8	↓-2.9
9/20 03:10	112.8	↓-3.0
9/20 03:20	109.8	↓-3.0
9/20 03:30	106.6	↓-3.2	最大潮位差
9/20 03:40	103.5	↓-3.1
9/20 03:50	100.4	↓-3.1
9/20 04:00	97.3	↓-3.1
9/20 04:10	94.3	↓-3.0
9/20 04:20	91.4	↓-2.9
9/20 04:30	88.5	↓-2.9
9/20 04:40	85.8	↓-2.7
9/20 04:50	83.2	↓-2.6
9/20 05:00	80.8	↓-2.4
9/20 05:10	78.6	↓-2.2
9/20 05:20	76.5	↓-2.1
9/20 05:30	74.5	↓-2.0
9/20 05:40	72.7	↓-1.8
9/20 05:50	71.1	↓-1.6
9/20 06:00	69.7	↓-1.4
9/20 06:10	68.4	↓-1.3
9/20 06:20	67.2	↓-1.2
9/20 06:30	66.2	↓-1.0
9/20 06:40	65.4	↓-0.8
9/20 06:50	64.7	↓-0.7
9/20 07:00	64.1	↓-0.6
9/20 07:10	63.7	↓-0.4
9/20 07:20	63.5	↓-0.2
9/20 07:30	63.4	↓-0.1	干潮
9/20 07:40	63.5	↑0.1
9/20 07:50	63.8	↑0.3
9/20 08:00	64.2	↑0.4
9/20 08:10	64.8	↑0.6
9/20 08:20	65.6	↑0.8
9/20 08:30	66.6	↑1.0
9/20 08:40	67.8	↑1.2
9/20 08:50	69.1	↑1.3
9/20 09:00	70.6	↑1.5
9/20 09:10	72.3	↑1.7
9/20 09:20	74.1	↑1.8
9/20 09:30	76.1	↑2.0
9/20 09:40	78.2	↑2.1
9/20 09:50	80.4	↑2.2
9/20 10:00	82.7	↑2.3
9/20 10:10	85.1	↑2.4
9/20 10:20	87.5	↑2.4
9/20 10:30	89.9	↑2.4
9/20 10:40	92.4	↑2.5
9/20 10:50	94.8	↑2.4
9/20 11:00	97.2	↑2.4
9/20 11:10	99.5	↑2.3
9/20 11:20	101.8	↑2.3
9/20 11:30	104.0	↑2.2
9/20 11:40	106.1	↑2.1
9/20 11:50	108.0	↑1.9
9/20 12:00	109.8	↑1.8
9/20 12:10	111.5	↑1.7
9/20 12:20	113.0	↑1.5
9/20 12:30	114.4	↑1.4
9/20 12:40	115.6	↑1.2
9/20 12:50	116.6	↑1.0
9/20 13:00	117.4	↑0.8
9/20 13:10	118.0	↑0.6
9/20 13:20	118.4	↑0.4
9/20 13:30	118.6	↑0.2	満潮
9/20 13:40	118.6	0
9/20 13:50	118.3	↓-0.3
9/20 14:00	117.9	↓-0.4
9/20 14:10	117.2	↓-0.7
9/20 14:20	116.4	↓-0.8
9/20 14:30	115.3	↓-1.1
9/20 14:40	114.0	↓-1.3
9/20 14:50	112.6	↓-1.4
9/20 15:00	111.0	↓-1.6
9/20 15:10	109.3	↓-1.7
9/20 15:20	107.4	↓-1.9
9/20 15:30	105.5	↓-1.9
9/20 15:40	103.4	↓-2.1
9/20 15:50	101.3	↓-2.1
9/20 16:00	99.2	↓-2.1
9/20 16:10	97.1	↓-2.1
9/20 16:20	95.1	↓-2.0
9/20 16:30	93.0	↓-2.1
9/20 16:40	91.1	↓-1.9
9/20 16:50	89.2	↓-1.9
9/20 17:00	87.5	↓-1.7
9/20 17:10	85.9	↓-1.6
9/20 17:20	84.4	↓-1.5
9/20 17:30	83.1	↓-1.3
9/20 17:40	81.9	↓-1.2
9/20 17:50	80.9	↓-1.0
9/20 18:00	80.1	↓-0.8
9/20 18:10	79.4	↓-0.7
9/20 18:20	78.9	↓-0.5
9/20 18:30	78.5	↓-0.4
9/20 18:40	78.4	↓-0.1	干潮
9/20 18:50	78.3	↓-0.1
9/20 19:00	78.5	↑0.2
9/20 19:10	78.8	↑0.3
9/20 19:20	79.2	↑0.4
9/20 19:30	79.8	↑0.6
9/20 19:40	80.5	↑0.7
9/20 19:50	81.4	↑0.9
9/20 20:00	82.5	↑1.1
9/20 20:10	83.7	↑1.2
9/20 20:20	85.0	↑1.3
9/20 20:30	86.5	↑1.5
9/20 20:40	88.1	↑1.6
9/20 20:50	89.8	↑1.7
9/20 21:00	91.7	↑1.9
9/20 21:10	93.6	↑1.9
9/20 21:20	95.7	↑2.1
9/20 21:30	97.9	↑2.2
9/20 21:40	100.1	↑2.2
9/20 21:50	102.4	↑2.3
9/20 22:00	104.7	↑2.3
9/20 22:10	107.1	↑2.4
9/20 22:20	109.4	↑2.3
9/20 22:30	111.7	↑2.3
9/20 22:40	114.0	↑2.3
9/20 22:50	116.2	↑2.2
9/20 23:00	118.3	↑2.1
9/20 23:10	120.3	↑2.0
9/20 23:20	122.2	↑1.9
9/20 23:30	124.0	↑1.8
9/20 23:40	125.6	↑1.6
9/20 23:50	127.0	↑1.4