18 (木)	09:43	03:37	21:27	15:15
	98cm	-11cm	132cm	22cm
大潮 出 06:59 入 18:05 出 16:30 入 05:52 潮干狩り ○ 13:52～16:29

八幡（福岡）2038年02月18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
2/18 00:00	54.4	↓-5.0
2/18 00:10	49.5	↓-4.9
2/18 00:20	44.7	↓-4.8
2/18 00:30	40.0	↓-4.7
2/18 00:40	35.4	↓-4.6
2/18 00:50	30.9	↓-4.5
2/18 01:00	26.6	↓-4.3
2/18 01:10	22.5	↓-4.1
2/18 01:20	18.5	↓-4.0
2/18 01:30	14.7	↓-3.8
2/18 01:40	11.1	↓-3.6
2/18 01:50	7.7	↓-3.4
2/18 02:00	4.6	↓-3.1
2/18 02:10	1.6	↓-3.0
2/18 02:20	-1.0	↓-2.6
2/18 02:30	-3.4	↓-2.4
2/18 02:40	-5.6	↓-2.2
2/18 02:50	-7.4	↓-1.8
2/18 03:00	-8.9	↓-1.5
2/18 03:10	-10.0	↓-1.1
2/18 03:20	-10.8	↓-0.8
2/18 03:30	-11.3	↓-0.5	干潮
2/18 03:40	-11.3	0
2/18 03:50	-11.0	↑0.3
2/18 04:00	-10.2	↑0.8
2/18 04:10	-9.1	↑1.1
2/18 04:20	-7.6	↑1.5
2/18 04:30	-5.7	↑1.9
2/18 04:40	-3.5	↑2.2
2/18 04:50	-0.9	↑2.6
2/18 05:00	2.0	↑2.9
2/18 05:10	5.2	↑3.2
2/18 05:20	8.7	↑3.5
2/18 05:30	12.4	↑3.7
2/18 05:40	16.4	↑4.0
2/18 05:50	20.5	↑4.1
2/18 06:00	24.7	↑4.2
2/18 06:10	29.1	↑4.4
2/18 06:20	33.6	↑4.5
2/18 06:30	38.1	↑4.5
2/18 06:40	42.7	↑4.6
2/18 06:50	47.2	↑4.5
2/18 07:00	51.8	↑4.6
2/18 07:10	56.2	↑4.4
2/18 07:20	60.6	↑4.4
2/18 07:30	64.9	↑4.3
2/18 07:40	69.0	↑4.1
2/18 07:50	73.0	↑4.0
2/18 08:00	76.8	↑3.8
2/18 08:10	80.3	↑3.5
2/18 08:20	83.6	↑3.3
2/18 08:30	86.6	↑3.0
2/18 08:40	89.2	↑2.6
2/18 08:50	91.6	↑2.4
2/18 09:00	93.5	↑1.9
2/18 09:10	95.1	↑1.6
2/18 09:20	96.2	↑1.1
2/18 09:30	97.0	↑0.8
2/18 09:40	97.3	↑0.3	満潮
2/18 09:50	97.1	↓-0.2
2/18 10:00	96.5	↓-0.6
2/18 10:10	95.5	↓-1.0
2/18 10:20	94.1	↓-1.4
2/18 10:30	92.4	↓-1.7
2/18 10:40	90.2	↓-2.2
2/18 10:50	87.7	↓-2.5
2/18 11:00	85.0	↓-2.7
2/18 11:10	82.0	↓-3.0
2/18 11:20	78.8	↓-3.2
2/18 11:30	75.4	↓-3.4
2/18 11:40	71.9	↓-3.5
2/18 11:50	68.3	↓-3.6
2/18 12:00	64.7	↓-3.6
2/18 12:10	61.1	↓-3.6
2/18 12:20	57.6	↓-3.5
2/18 12:30	54.1	↓-3.5
2/18 12:40	50.6	↓-3.5
2/18 12:50	47.3	↓-3.3
2/18 13:00	44.2	↓-3.1
2/18 13:10	41.2	↓-3.0
2/18 13:20	38.3	↓-2.9
2/18 13:30	35.7	↓-2.6
2/18 13:40	33.2	↓-2.5
2/18 13:50	31.0	↓-2.2
2/18 14:00	28.9	↓-2.1
2/18 14:10	27.1	↓-1.8
2/18 14:20	25.4	↓-1.7
2/18 14:30	24.1	↓-1.3
2/18 14:40	23.0	↓-1.1
2/18 14:50	22.1	↓-0.9
2/18 15:00	21.5	↓-0.6
2/18 15:10	21.3	↓-0.2	干潮
2/18 15:20	21.3	0
2/18 15:30	21.7	↑0.4
2/18 15:40	22.4	↑0.7
2/18 15:50	23.4	↑1.0
2/18 16:00	24.8	↑1.4
2/18 16:10	26.5	↑1.7
2/18 16:20	28.6	↑2.1
2/18 16:30	31.0	↑2.4
2/18 16:40	33.8	↑2.8
2/18 16:50	36.9	↑3.1
2/18 17:00	40.2	↑3.3
2/18 17:10	43.8	↑3.6
2/18 17:20	47.7	↑3.9
2/18 17:30	51.8	↑4.1
2/18 17:40	56.0	↑4.2
2/18 17:50	60.4	↑4.4
2/18 18:00	64.9	↑4.5
2/18 18:10	69.5	↑4.6
2/18 18:20	74.1	↑4.6
2/18 18:30	78.7	↑4.6
2/18 18:40	83.4	↑4.7
2/18 18:50	87.9	↑4.5
2/18 19:00	92.4	↑4.5
2/18 19:10	96.7	↑4.3
2/18 19:20	100.9	↑4.2
2/18 19:30	105.0	↑4.1
2/18 19:40	108.8	↑3.8
2/18 19:50	112.4	↑3.6
2/18 20:00	115.8	↑3.4
2/18 20:10	118.9	↑3.1
2/18 20:20	121.8	↑2.9
2/18 20:30	124.3	↑2.5
2/18 20:40	126.4	↑2.1
2/18 20:50	128.2	↑1.8
2/18 21:00	129.5	↑1.3
2/18 21:10	130.5	↑1.0
2/18 21:20	131.0	↑0.5	満潮
2/18 21:30	131.0	0
2/18 21:40	130.6	↓-0.4
2/18 21:50	129.6	↓-1.0
2/18 22:00	128.2	↓-1.4
2/18 22:10	126.3	↓-1.9
2/18 22:20	123.9	↓-2.4
2/18 22:30	121.0	↓-2.9
2/18 22:40	117.7	↓-3.3
2/18 22:50	114.0	↓-3.7
2/18 23:00	109.9	↓-4.1
2/18 23:10	105.4	↓-4.5
2/18 23:20	100.6	↓-4.8
2/18 23:30	95.5	↓-5.1
2/18 23:40	90.2	↓-5.3
2/18 23:50	84.7	↓-5.5	最大潮位差