20 (金)	05:18	11:05	17:20	23:43
	167cm	68cm	175cm	28cm
若潮 出 07:24 入 17:18 出 02:07 入 13:20

小茂田（長崎）2030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	54.2	↑3.0
12/20 00:10	57.4	↑3.2
12/20 00:20	60.9	↑3.5
12/20 00:30	64.6	↑3.7
12/20 00:40	68.6	↑4.0
12/20 00:50	72.8	↑4.2
12/20 01:00	77.1	↑4.3
12/20 01:10	81.6	↑4.5
12/20 01:20	86.2	↑4.6
12/20 01:30	90.9	↑4.7
12/20 01:40	95.7	↑4.8
12/20 01:50	100.5	↑4.8
12/20 02:00	105.4	↑4.9
12/20 02:10	110.2	↑4.8
12/20 02:20	115.0	↑4.8
12/20 02:30	119.7	↑4.7
12/20 02:40	124.4	↑4.7
12/20 02:50	128.9	↑4.5
12/20 03:00	133.3	↑4.4
12/20 03:10	137.5	↑4.2
12/20 03:20	141.6	↑4.1
12/20 03:30	145.4	↑3.8
12/20 03:40	148.9	↑3.5
12/20 03:50	152.3	↑3.4
12/20 04:00	155.3	↑3.0
12/20 04:10	158.0	↑2.7
12/20 04:20	160.4	↑2.4
12/20 04:30	162.4	↑2.0
12/20 04:40	164.1	↑1.7
12/20 04:50	165.4	↑1.3
12/20 05:00	166.3	↑0.9
12/20 05:10	166.8	↑0.5	満潮
12/20 05:20	166.9	↑0.1
12/20 05:30	166.6	↓-0.3
12/20 05:40	165.8	↓-0.8
12/20 05:50	164.7	↓-1.1
12/20 06:00	163.2	↓-1.5
12/20 06:10	161.3	↓-1.9
12/20 06:20	159.1	↓-2.2
12/20 06:30	156.4	↓-2.7
12/20 06:40	153.5	↓-2.9
12/20 06:50	150.2	↓-3.3
12/20 07:00	146.7	↓-3.5
12/20 07:10	142.9	↓-3.8
12/20 07:20	138.9	↓-4.0
12/20 07:30	134.7	↓-4.2
12/20 07:40	130.3	↓-4.4
12/20 07:50	125.8	↓-4.5
12/20 08:00	121.3	↓-4.5
12/20 08:10	116.7	↓-4.6
12/20 08:20	112.2	↓-4.5
12/20 08:30	107.7	↓-4.5
12/20 08:40	103.3	↓-4.4
12/20 08:50	98.9	↓-4.4
12/20 09:00	94.8	↓-4.1
12/20 09:10	90.8	↓-4.0
12/20 09:20	87.1	↓-3.7
12/20 09:30	83.6	↓-3.5
12/20 09:40	80.5	↓-3.1
12/20 09:50	77.6	↓-2.9
12/20 10:00	75.0	↓-2.6
12/20 10:10	72.8	↓-2.2
12/20 10:20	70.9	↓-1.9
12/20 10:30	69.5	↓-1.4
12/20 10:40	68.3	↓-1.2
12/20 10:50	67.6	↓-0.7
12/20 11:00	67.3	↓-0.3	干潮
12/20 11:10	67.3	0
12/20 11:20	67.7	↑0.4
12/20 11:30	68.5	↑0.8
12/20 11:40	69.7	↑1.2
12/20 11:50	71.2	↑1.5
12/20 12:00	73.0	↑1.8
12/20 12:10	75.2	↑2.2
12/20 12:20	77.6	↑2.4
12/20 12:30	80.4	↑2.8
12/20 12:40	83.4	↑3.0
12/20 12:50	86.6	↑3.2
12/20 13:00	90.1	↑3.5
12/20 13:10	93.8	↑3.7
12/20 13:20	97.6	↑3.8
12/20 13:30	101.6	↑4.0
12/20 13:40	105.7	↑4.1
12/20 13:50	109.9	↑4.2
12/20 14:00	114.2	↑4.3
12/20 14:10	118.6	↑4.4
12/20 14:20	122.9	↑4.3
12/20 14:30	127.3	↑4.4
12/20 14:40	131.6	↑4.3
12/20 14:50	135.9	↑4.3
12/20 15:00	140.1	↑4.2
12/20 15:10	144.1	↑4.0
12/20 15:20	148.0	↑3.9
12/20 15:30	151.8	↑3.8
12/20 15:40	155.3	↑3.5
12/20 15:50	158.6	↑3.3
12/20 16:00	161.7	↑3.1
12/20 16:10	164.5	↑2.8
12/20 16:20	167.0	↑2.5
12/20 16:30	169.1	↑2.1
12/20 16:40	170.9	↑1.8
12/20 16:50	172.3	↑1.4
12/20 17:00	173.3	↑1.0
12/20 17:10	173.9	↑0.6	満潮
12/20 17:20	174.0	↑0.1	満潮
12/20 17:30	173.7	↓-0.3
12/20 17:40	173.0	↓-0.7
12/20 17:50	171.8	↓-1.2
12/20 18:00	170.2	↓-1.6
12/20 18:10	168.1	↓-2.1
12/20 18:20	165.6	↓-2.5
12/20 18:30	162.6	↓-3.0
12/20 18:40	159.2	↓-3.4
12/20 18:50	155.4	↓-3.8
12/20 19:00	151.2	↓-4.2
12/20 19:10	146.7	↓-4.5
12/20 19:20	141.8	↓-4.9
12/20 19:30	136.6	↓-5.2
12/20 19:40	131.2	↓-5.4
12/20 19:50	125.5	↓-5.7
12/20 20:00	119.7	↓-5.8
12/20 20:10	113.7	↓-6.0
12/20 20:20	107.6	↓-6.1
12/20 20:30	101.5	↓-6.1
12/20 20:40	95.3	↓-6.2	最大潮位差
12/20 20:50	89.2	↓-6.1
12/20 21:00	83.2	↓-6.0
12/20 21:10	77.3	↓-5.9
12/20 21:20	71.6	↓-5.7
12/20 21:30	66.0	↓-5.6
12/20 21:40	60.8	↓-5.2
12/20 21:50	55.8	↓-5.0
12/20 22:00	51.1	↓-4.7
12/20 22:10	46.8	↓-4.3
12/20 22:20	42.9	↓-3.9
12/20 22:30	39.3	↓-3.6
12/20 22:40	36.2	↓-3.1
12/20 22:50	33.5	↓-2.7
12/20 23:00	31.3	↓-2.2
12/20 23:10	29.6	↓-1.7
12/20 23:20	28.3	↓-1.3
12/20 23:30	27.5	↓-0.8
12/20 23:40	27.1	↓-0.4	干潮
12/20 23:50	27.3	↑0.2