20 (土)	09:56	03:27	21:47	15:50
	287cm	-31cm	280cm	37cm
大潮 出 07:02 入 18:13 出 18:56 入 07:30 潮干狩り ○ 14:36～17:04

青方（長崎）2038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	142.5	↓-11.8
2/20 00:10	130.4	↓-12.1
2/20 00:20	118.1	↓-12.3
2/20 00:30	105.8	↓-12.3
2/20 00:40	93.6	↓-12.2
2/20 00:50	81.4	↓-12.2
2/20 01:00	69.4	↓-12.0
2/20 01:10	57.7	↓-11.7
2/20 01:20	46.4	↓-11.3
2/20 01:30	35.5	↓-10.9
2/20 01:40	25.2	↓-10.3
2/20 01:50	15.6	↓-9.6
2/20 02:00	6.7	↓-8.9
2/20 02:10	-1.5	↓-8.2
2/20 02:20	-8.8	↓-7.3
2/20 02:30	-15.1	↓-6.3
2/20 02:40	-20.5	↓-5.4
2/20 02:50	-24.9	↓-4.4
2/20 03:00	-28.2	↓-3.3
2/20 03:10	-30.5	↓-2.3
2/20 03:20	-31.7	↓-1.2	干潮
2/20 03:30	-31.9	↓-0.2
2/20 03:40	-30.9	↑1.0
2/20 03:50	-28.9	↑2.0
2/20 04:00	-25.9	↑3.0
2/20 04:10	-21.8	↑4.1
2/20 04:20	-16.8	↑5.0
2/20 04:30	-10.8	↑6.0
2/20 04:40	-4.0	↑6.8
2/20 04:50	3.8	↑7.8
2/20 05:00	12.3	↑8.5
2/20 05:10	21.5	↑9.2
2/20 05:20	31.5	↑10.0
2/20 05:30	42.0	↑10.5
2/20 05:40	53.1	↑11.1
2/20 05:50	64.7	↑11.6
2/20 06:00	76.7	↑12.0
2/20 06:10	89.1	↑12.4
2/20 06:20	101.6	↑12.5
2/20 06:30	114.4	↑12.8
2/20 06:40	127.3	↑12.9	最大潮位差
2/20 06:50	140.2	↑12.9	最大潮位差
2/20 07:00	153.0	↑12.8
2/20 07:10	165.6	↑12.6
2/20 07:20	178.0	↑12.4
2/20 07:30	190.1	↑12.1
2/20 07:40	201.8	↑11.7
2/20 07:50	212.9	↑11.1
2/20 08:00	223.5	↑10.6
2/20 08:10	233.5	↑10.0
2/20 08:20	242.7	↑9.2
2/20 08:30	251.2	↑8.5
2/20 08:40	258.8	↑7.6
2/20 08:50	265.5	↑6.7
2/20 09:00	271.4	↑5.9
2/20 09:10	276.3	↑4.9
2/20 09:20	280.2	↑3.9
2/20 09:30	283.1	↑2.9
2/20 09:40	285.1	↑2.0
2/20 09:50	286.0	↑0.9	満潮
2/20 10:00	286.0	0
2/20 10:10	285.0	↓-1.0
2/20 10:20	283.0	↓-2.0
2/20 10:30	280.1	↓-2.9
2/20 10:40	276.3	↓-3.8
2/20 10:50	271.6	↓-4.7
2/20 11:00	266.1	↓-5.5
2/20 11:10	259.7	↓-6.4
2/20 11:20	252.7	↓-7.0
2/20 11:30	244.9	↓-7.8
2/20 11:40	236.5	↓-8.4
2/20 11:50	227.5	↓-9.0
2/20 12:00	217.9	↓-9.6
2/20 12:10	207.9	↓-10.0
2/20 12:20	197.6	↓-10.3
2/20 12:30	186.9	↓-10.7
2/20 12:40	175.9	↓-11.0
2/20 12:50	164.9	↓-11.0
2/20 13:00	153.8	↓-11.1
2/20 13:10	142.7	↓-11.1
2/20 13:20	131.7	↓-11.0
2/20 13:30	120.9	↓-10.8
2/20 13:40	110.5	↓-10.4
2/20 13:50	100.4	↓-10.1
2/20 14:00	90.8	↓-9.6
2/20 14:10	81.8	↓-9.0
2/20 14:20	73.5	↓-8.3
2/20 14:30	65.8	↓-7.7
2/20 14:40	59.0	↓-6.8
2/20 14:50	52.9	↓-6.1
2/20 15:00	47.8	↓-5.1
2/20 15:10	43.5	↓-4.3
2/20 15:20	40.3	↓-3.2
2/20 15:30	38.0	↓-2.3
2/20 15:40	36.6	↓-1.4	干潮
2/20 15:50	36.3	↓-0.3	干潮
2/20 16:00	36.9	↑0.6
2/20 16:10	38.5	↑1.6
2/20 16:20	41.0	↑2.5
2/20 16:30	44.4	↑3.4
2/20 16:40	48.7	↑4.3
2/20 16:50	53.8	↑5.1
2/20 17:00	59.6	↑5.8
2/20 17:10	66.2	↑6.6
2/20 17:20	73.5	↑7.3
2/20 17:30	81.4	↑7.9
2/20 17:40	89.9	↑8.5
2/20 17:50	98.9	↑9.0
2/20 18:00	108.3	↑9.4
2/20 18:10	118.1	↑9.8
2/20 18:20	128.2	↑10.1
2/20 18:30	138.5	↑10.3
2/20 18:40	149.0	↑10.5
2/20 18:50	159.5	↑10.5
2/20 19:00	170.1	↑10.6
2/20 19:10	180.6	↑10.5
2/20 19:20	190.9	↑10.3
2/20 19:30	201.0	↑10.1
2/20 19:40	210.8	↑9.8
2/20 19:50	220.2	↑9.4
2/20 20:00	229.2	↑9.0
2/20 20:10	237.5	↑8.3
2/20 20:20	245.3	↑7.8
2/20 20:30	252.4	↑7.1
2/20 20:40	258.8	↑6.4
2/20 20:50	264.4	↑5.6
2/20 21:00	269.1	↑4.7
2/20 21:10	273.0	↑3.9
2/20 21:20	275.9	↑2.9
2/20 21:30	277.9	↑2.0
2/20 21:40	278.9	↑1.0	満潮
2/20 21:50	279.0	↑0.1
2/20 22:00	278.1	↓-0.9
2/20 22:10	276.2	↓-1.9
2/20 22:20	273.4	↓-2.8
2/20 22:30	269.6	↓-3.8
2/20 22:40	264.9	↓-4.7
2/20 22:50	259.3	↓-5.6
2/20 23:00	252.8	↓-6.5
2/20 23:10	245.5	↓-7.3
2/20 23:20	237.4	↓-8.1
2/20 23:30	228.6	↓-8.8
2/20 23:40	219.1	↓-9.5
2/20 23:50	208.9	↓-10.2