20 (水)	11:42	05:32	-	17:53
	184cm	10cm	-	14cm
中潮 出 07:03 入 18:12 出 22:01 入 09:11

島山（長崎）2041年02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
2/20 00:00	179.8	↓-2.1
2/20 00:10	177.2	↓-2.6
2/20 00:20	173.9	↓-3.3
2/20 00:30	170.1	↓-3.8
2/20 00:40	165.7	↓-4.4
2/20 00:50	160.9	↓-4.8
2/20 01:00	155.5	↓-5.4
2/20 01:10	149.8	↓-5.7
2/20 01:20	143.7	↓-6.1
2/20 01:30	137.2	↓-6.5
2/20 01:40	130.4	↓-6.8
2/20 01:50	123.4	↓-7.0
2/20 02:00	116.2	↓-7.2
2/20 02:10	108.8	↓-7.4
2/20 02:20	101.4	↓-7.4
2/20 02:30	93.9	↓-7.5	最大潮位差
2/20 02:40	86.5	↓-7.4
2/20 02:50	79.1	↓-7.4
2/20 03:00	71.9	↓-7.2
2/20 03:10	64.8	↓-7.1
2/20 03:20	58.0	↓-6.8
2/20 03:30	51.5	↓-6.5
2/20 03:40	45.2	↓-6.3
2/20 03:50	39.4	↓-5.8
2/20 04:00	34.0	↓-5.4
2/20 04:10	29.0	↓-5.0
2/20 04:20	24.5	↓-4.5
2/20 04:30	20.6	↓-3.9
2/20 04:40	17.2	↓-3.4
2/20 04:50	14.3	↓-2.9
2/20 05:00	12.1	↓-2.2
2/20 05:10	10.5	↓-1.6
2/20 05:20	9.5	↓-1.0
2/20 05:30	9.1	↓-0.4	干潮
2/20 05:40	9.4	↑0.3
2/20 05:50	10.3	↑0.9
2/20 06:00	11.8	↑1.5
2/20 06:10	13.9	↑2.1
2/20 06:20	16.6	↑2.7
2/20 06:30	19.9	↑3.3
2/20 06:40	23.8	↑3.9
2/20 06:50	28.2	↑4.4
2/20 07:00	33.0	↑4.8
2/20 07:10	38.3	↑5.3
2/20 07:20	44.1	↑5.8
2/20 07:30	50.2	↑6.1
2/20 07:40	56.6	↑6.4
2/20 07:50	63.3	↑6.7
2/20 08:00	70.3	↑7.0
2/20 08:10	77.4	↑7.1
2/20 08:20	84.7	↑7.3
2/20 08:30	92.0	↑7.3
2/20 08:40	99.4	↑7.4
2/20 08:50	106.8	↑7.4
2/20 09:00	114.1	↑7.3
2/20 09:10	121.2	↑7.1
2/20 09:20	128.2	↑7.0
2/20 09:30	134.9	↑6.7
2/20 09:40	141.3	↑6.4
2/20 09:50	147.4	↑6.1
2/20 10:00	153.2	↑5.8
2/20 10:10	158.5	↑5.3
2/20 10:20	163.4	↑4.9
2/20 10:30	167.8	↑4.4
2/20 10:40	171.7	↑3.9
2/20 10:50	175.1	↑3.4
2/20 11:00	177.9	↑2.8
2/20 11:10	180.1	↑2.2
2/20 11:20	181.7	↑1.6
2/20 11:30	182.6	↑0.9
2/20 11:40	183.0	↑0.4	満潮
2/20 11:50	182.8	↓-0.2
2/20 12:00	181.9	↓-0.9
2/20 12:10	180.5	↓-1.4
2/20 12:20	178.4	↓-2.1
2/20 12:30	175.8	↓-2.6
2/20 12:40	172.6	↓-3.2
2/20 12:50	168.8	↓-3.8
2/20 13:00	164.6	↓-4.2
2/20 13:10	159.9	↓-4.7
2/20 13:20	154.7	↓-5.2
2/20 13:30	149.1	↓-5.6
2/20 13:40	143.2	↓-5.9
2/20 13:50	136.9	↓-6.3
2/20 14:00	130.4	↓-6.5
2/20 14:10	123.6	↓-6.8
2/20 14:20	116.7	↓-6.9
2/20 14:30	109.6	↓-7.1
2/20 14:40	102.5	↓-7.1
2/20 14:50	95.3	↓-7.2
2/20 15:00	88.2	↓-7.1
2/20 15:10	81.1	↓-7.1
2/20 15:20	74.2	↓-6.9
2/20 15:30	67.5	↓-6.7
2/20 15:40	60.9	↓-6.6
2/20 15:50	54.7	↓-6.2
2/20 16:00	48.7	↓-6.0
2/20 16:10	43.1	↓-5.6
2/20 16:20	37.9	↓-5.2
2/20 16:30	33.2	↓-4.7
2/20 16:40	28.9	↓-4.3
2/20 16:50	25.1	↓-3.8
2/20 17:00	21.9	↓-3.2
2/20 17:10	19.1	↓-2.8
2/20 17:20	17.0	↓-2.1
2/20 17:30	15.4	↓-1.6
2/20 17:40	14.4	↓-1.0
2/20 17:50	14.0	↓-0.4	干潮
2/20 18:00	14.2	↑0.2
2/20 18:10	15.0	↑0.8
2/20 18:20	16.4	↑1.4
2/20 18:30	18.3	↑1.9
2/20 18:40	20.8	↑2.5
2/20 18:50	23.8	↑3.0
2/20 19:00	27.4	↑3.6
2/20 19:10	31.4	↑4.0
2/20 19:20	35.9	↑4.5
2/20 19:30	40.8	↑4.9
2/20 19:40	46.1	↑5.3
2/20 19:50	51.8	↑5.7
2/20 20:00	57.7	↑5.9
2/20 20:10	63.9	↑6.2
2/20 20:20	70.4	↑6.5
2/20 20:30	77.0	↑6.6
2/20 20:40	83.7	↑6.7
2/20 20:50	90.5	↑6.8
2/20 21:00	97.3	↑6.8
2/20 21:10	104.1	↑6.8
2/20 21:20	110.8	↑6.7
2/20 21:30	117.3	↑6.5
2/20 21:40	123.7	↑6.4
2/20 21:50	129.9	↑6.2
2/20 22:00	135.8	↑5.9
2/20 22:10	141.5	↑5.7
2/20 22:20	146.7	↑5.2
2/20 22:30	151.6	↑4.9
2/20 22:40	156.1	↑4.5
2/20 22:50	160.1	↑4.0
2/20 23:00	163.7	↑3.6
2/20 23:10	166.7	↑3.0
2/20 23:20	169.2	↑2.5
2/20 23:30	171.2	↑2.0
2/20 23:40	172.6	↑1.4
2/20 23:50	173.5	↑0.9