20 (火)	13:17	06:47	-	19:01
	137cm	9cm	-	50cm
中潮 出 07:21 入 17:18 出 11:27 入 22:22 潮干狩り ○ 07:21～08:54

芦辺（長崎）2039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	163.6	↑0.1
12/20 00:10	163.2	↓-0.4
12/20 00:20	162.3	↓-0.9
12/20 00:30	160.8	↓-1.5
12/20 00:40	158.9	↓-1.9
12/20 00:50	156.4	↓-2.5
12/20 01:00	153.5	↓-2.9
12/20 01:10	150.1	↓-3.4
12/20 01:20	146.3	↓-3.8
12/20 01:30	142.1	↓-4.2
12/20 01:40	137.6	↓-4.5
12/20 01:50	132.7	↓-4.9
12/20 02:00	127.5	↓-5.2
12/20 02:10	122.1	↓-5.4
12/20 02:20	116.5	↓-5.6
12/20 02:30	110.7	↓-5.8
12/20 02:40	104.7	↓-6.0
12/20 02:50	98.7	↓-6.0
12/20 03:00	92.6	↓-6.1	最大潮位差
12/20 03:10	86.6	↓-6.0
12/20 03:20	80.5	↓-6.1	最大潮位差
12/20 03:30	74.5	↓-6.0
12/20 03:40	68.7	↓-5.8
12/20 03:50	62.9	↓-5.8
12/20 04:00	57.4	↓-5.5
12/20 04:10	52.0	↓-5.4
12/20 04:20	46.9	↓-5.1
12/20 04:30	42.1	↓-4.8
12/20 04:40	37.5	↓-4.6
12/20 04:50	33.2	↓-4.3
12/20 05:00	29.3	↓-3.9
12/20 05:10	25.6	↓-3.7
12/20 05:20	22.3	↓-3.3
12/20 05:30	19.4	↓-2.9
12/20 05:40	16.8	↓-2.6
12/20 05:50	14.6	↓-2.2
12/20 06:00	12.7	↓-1.9
12/20 06:10	11.2	↓-1.5
12/20 06:20	10.1	↓-1.1
12/20 06:30	9.3	↓-0.8
12/20 06:40	8.9	↓-0.4	干潮
12/20 06:50	8.8	↓-0.1
12/20 07:00	9.1	↑0.3
12/20 07:10	9.8	↑0.7
12/20 07:20	10.9	↑1.1
12/20 07:30	12.3	↑1.4
12/20 07:40	14.0	↑1.7
12/20 07:50	16.1	↑2.1
12/20 08:00	18.6	↑2.5
12/20 08:10	21.4	↑2.8
12/20 08:20	24.5	↑3.1
12/20 08:30	27.9	↑3.4
12/20 08:40	31.7	↑3.8
12/20 08:50	35.7	↑4.0
12/20 09:00	40.0	↑4.3
12/20 09:10	44.5	↑4.5
12/20 09:20	49.3	↑4.8
12/20 09:30	54.2	↑4.9
12/20 09:40	59.3	↑5.1
12/20 09:50	64.5	↑5.2
12/20 10:00	69.7	↑5.2
12/20 10:10	75.0	↑5.3
12/20 10:20	80.4	↑5.4
12/20 10:30	85.6	↑5.2
12/20 10:40	90.8	↑5.2
12/20 10:50	95.9	↑5.1
12/20 11:00	100.8	↑4.9
12/20 11:10	105.5	↑4.7
12/20 11:20	110.0	↑4.5
12/20 11:30	114.2	↑4.2
12/20 11:40	118.1	↑3.9
12/20 11:50	121.7	↑3.6
12/20 12:00	124.9	↑3.2
12/20 12:10	127.8	↑2.9
12/20 12:20	130.3	↑2.5
12/20 12:30	132.4	↑2.1
12/20 12:40	134.1	↑1.7
12/20 12:50	135.4	↑1.3
12/20 13:00	136.2	↑0.8
12/20 13:10	136.7	↑0.5	満潮
12/20 13:20	136.7	0
12/20 13:30	136.3	↓-0.4
12/20 13:40	135.5	↓-0.8
12/20 13:50	134.3	↓-1.2
12/20 14:00	132.8	↓-1.5
12/20 14:10	130.9	↓-1.9
12/20 14:20	128.7	↓-2.2
12/20 14:30	126.1	↓-2.6
12/20 14:40	123.3	↓-2.8
12/20 14:50	120.2	↓-3.1
12/20 15:00	116.9	↓-3.3
12/20 15:10	113.4	↓-3.5
12/20 15:20	109.7	↓-3.7
12/20 15:30	105.9	↓-3.8
12/20 15:40	102.0	↓-3.9
12/20 15:50	98.0	↓-4.0
12/20 16:00	94.0	↓-4.0
12/20 16:10	90.0	↓-4.0
12/20 16:20	86.1	↓-3.9
12/20 16:30	82.2	↓-3.9
12/20 16:40	78.4	↓-3.8
12/20 16:50	74.8	↓-3.6
12/20 17:00	71.3	↓-3.5
12/20 17:10	68.0	↓-3.3
12/20 17:20	65.0	↓-3.0
12/20 17:30	62.1	↓-2.9
12/20 17:40	59.5	↓-2.6
12/20 17:50	57.2	↓-2.3
12/20 18:00	55.1	↓-2.1
12/20 18:10	53.4	↓-1.7
12/20 18:20	51.9	↓-1.5
12/20 18:30	50.8	↓-1.1
12/20 18:40	49.9	↓-0.9
12/20 18:50	49.4	↓-0.5
12/20 19:00	49.3	↓-0.1	干潮
12/20 19:10	49.4	↑0.1
12/20 19:20	49.9	↑0.5
12/20 19:30	50.8	↑0.9
12/20 19:40	52.0	↑1.2
12/20 19:50	53.5	↑1.5
12/20 20:00	55.3	↑1.8
12/20 20:10	57.5	↑2.2
12/20 20:20	60.0	↑2.5
12/20 20:30	62.7	↑2.7
12/20 20:40	65.8	↑3.1
12/20 20:50	69.2	↑3.4
12/20 21:00	72.8	↑3.6
12/20 21:10	76.6	↑3.8
12/20 21:20	80.6	↑4.0
12/20 21:30	84.8	↑4.2
12/20 21:40	89.2	↑4.4
12/20 21:50	93.6	↑4.4
12/20 22:00	98.2	↑4.6
12/20 22:10	102.7	↑4.5
12/20 22:20	107.2	↑4.5
12/20 22:30	111.7	↑4.5
12/20 22:40	116.1	↑4.4
12/20 22:50	120.3	↑4.2
12/20 23:00	124.4	↑4.1
12/20 23:10	128.2	↑3.8
12/20 23:20	131.8	↑3.6
12/20 23:30	135.0	↑3.2
12/20 23:40	138.0	↑3.0
12/20 23:50	140.6	↑2.6