23 (月)	06:23	00:23	18:59	12:40
	130cm	66cm	139cm	49cm
若潮 出 06:11 入 18:19 出 01:45 入 15:32

大河内湾（長崎）2030年09月23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
9/23 00:00	65.7	↓-0.6
9/23 00:10	65.3	↓-0.4
9/23 00:20	65.2	↓-0.1	干潮
9/23 00:30	65.3	↑0.1
9/23 00:40	65.6	↑0.3
9/23 00:50	66.1	↑0.5
9/23 01:00	66.9	↑0.8
9/23 01:10	67.8	↑0.9
9/23 01:20	69.1	↑1.3
9/23 01:30	70.5	↑1.4
9/23 01:40	72.1	↑1.6
9/23 01:50	73.9	↑1.8
9/23 02:00	75.8	↑1.9
9/23 02:10	78.0	↑2.2
9/23 02:20	80.3	↑2.3
9/23 02:30	82.7	↑2.4
9/23 02:40	85.2	↑2.5
9/23 02:50	87.8	↑2.6
9/23 03:00	90.5	↑2.7
9/23 03:10	93.2	↑2.7
9/23 03:20	96.0	↑2.8
9/23 03:30	98.8	↑2.8
9/23 03:40	101.5	↑2.7
9/23 03:50	104.3	↑2.8
9/23 04:00	107.0	↑2.7
9/23 04:10	109.6	↑2.6
9/23 04:20	112.1	↑2.5
9/23 04:30	114.5	↑2.4
9/23 04:40	116.8	↑2.3
9/23 04:50	119.0	↑2.2
9/23 05:00	120.9	↑1.9
9/23 05:10	122.7	↑1.8
9/23 05:20	124.3	↑1.6
9/23 05:30	125.7	↑1.4
9/23 05:40	126.9	↑1.2
9/23 05:50	127.8	↑0.9
9/23 06:00	128.5	↑0.7
9/23 06:10	129.0	↑0.5
9/23 06:20	129.1	↑0.1	満潮
9/23 06:30	129.1	0
9/23 06:40	128.7	↓-0.4
9/23 06:50	128.1	↓-0.6
9/23 07:00	127.3	↓-0.8
9/23 07:10	126.2	↓-1.1
9/23 07:20	124.8	↓-1.4
9/23 07:30	123.2	↓-1.6
9/23 07:40	121.4	↓-1.8
9/23 07:50	119.4	↓-2.0
9/23 08:00	117.1	↓-2.3
9/23 08:10	114.6	↓-2.5
9/23 08:20	112.0	↓-2.6
9/23 08:30	109.2	↓-2.8
9/23 08:40	106.3	↓-2.9
9/23 08:50	103.2	↓-3.1
9/23 09:00	100.1	↓-3.1
9/23 09:10	96.8	↓-3.3
9/23 09:20	93.5	↓-3.3
9/23 09:30	90.2	↓-3.3
9/23 09:40	86.8	↓-3.4
9/23 09:50	83.5	↓-3.3
9/23 10:00	80.2	↓-3.3
9/23 10:10	76.9	↓-3.3
9/23 10:20	73.8	↓-3.1
9/23 10:30	70.7	↓-3.1
9/23 10:40	67.8	↓-2.9
9/23 10:50	65.0	↓-2.8
9/23 11:00	62.3	↓-2.7
9/23 11:10	59.9	↓-2.4
9/23 11:20	57.7	↓-2.2
9/23 11:30	55.7	↓-2.0
9/23 11:40	53.9	↓-1.8
9/23 11:50	52.4	↓-1.5
9/23 12:00	51.1	↓-1.3
9/23 12:10	50.1	↓-1.0
9/23 12:20	49.4	↓-0.7
9/23 12:30	49.0	↓-0.4	干潮
9/23 12:40	48.9	↓-0.1	干潮
9/23 12:50	49.0	↑0.1
9/23 13:00	49.5	↑0.5
9/23 13:10	50.3	↑0.8
9/23 13:20	51.3	↑1.0
9/23 13:30	52.7	↑1.4
9/23 13:40	54.3	↑1.6
9/23 13:50	56.2	↑1.9
9/23 14:00	58.3	↑2.1
9/23 14:10	60.7	↑2.4
9/23 14:20	63.3	↑2.6
9/23 14:30	66.1	↑2.8
9/23 14:40	69.1	↑3.0
9/23 14:50	72.3	↑3.2
9/23 15:00	75.6	↑3.3
9/23 15:10	79.1	↑3.5
9/23 15:20	82.6	↑3.5
9/23 15:30	86.3	↑3.7
9/23 15:40	90.0	↑3.7
9/23 15:50	93.7	↑3.7
9/23 16:00	97.4	↑3.7
9/23 16:10	101.1	↑3.7
9/23 16:20	104.7	↑3.6
9/23 16:30	108.3	↑3.6
9/23 16:40	111.8	↑3.5
9/23 16:50	115.2	↑3.4
9/23 17:00	118.4	↑3.2
9/23 17:10	121.4	↑3.0
9/23 17:20	124.2	↑2.8
9/23 17:30	126.9	↑2.7
9/23 17:40	129.3	↑2.4
9/23 17:50	131.5	↑2.2
9/23 18:00	133.4	↑1.9
9/23 18:10	135.0	↑1.6
9/23 18:20	136.3	↑1.3
9/23 18:30	137.3	↑1.0
9/23 18:40	138.1	↑0.8
9/23 18:50	138.5	↑0.4	満潮
9/23 19:00	138.6	↑0.1
9/23 19:10	138.4	↓-0.2
9/23 19:20	137.9	↓-0.5
9/23 19:30	137.1	↓-0.8
9/23 19:40	135.9	↓-1.2
9/23 19:50	134.5	↓-1.4
9/23 20:00	132.8	↓-1.7
9/23 20:10	130.8	↓-2.0
9/23 20:20	128.5	↓-2.3
9/23 20:30	126.0	↓-2.5
9/23 20:40	123.3	↓-2.7
9/23 20:50	120.4	↓-2.9
9/23 21:00	117.3	↓-3.1
9/23 21:10	114.0	↓-3.3
9/23 21:20	110.6	↓-3.4
9/23 21:30	107.1	↓-3.5
9/23 21:40	103.4	↓-3.7
9/23 21:50	99.8	↓-3.6
9/23 22:00	96.0	↓-3.8	最大潮位差
9/23 22:10	92.3	↓-3.7
9/23 22:20	88.6	↓-3.7
9/23 22:30	84.9	↓-3.7
9/23 22:40	81.3	↓-3.6
9/23 22:50	77.9	↓-3.4
9/23 23:00	74.5	↓-3.4
9/23 23:10	71.3	↓-3.2
9/23 23:20	68.2	↓-3.1
9/23 23:30	65.4	↓-2.8
9/23 23:40	62.7	↓-2.7
9/23 23:50	60.3	↓-2.4