20 (土)	00:04	06:07	12:04	18:22
	137cm	51cm	130cm	38cm
中潮 出 05:10 入 19:39 出 10:39 入 23:39

大河内湾（長崎）2026年06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
6/20 00:00	136.5	↑0.2	満潮
6/20 00:10	136.4	↓-0.1
6/20 00:20	136.0	↓-0.4
6/20 00:30	135.3	↓-0.7
6/20 00:40	134.2	↓-1.1
6/20 00:50	132.8	↓-1.4
6/20 01:00	131.1	↓-1.7
6/20 01:10	129.2	↓-1.9
6/20 01:20	126.9	↓-2.3
6/20 01:30	124.4	↓-2.5
6/20 01:40	121.7	↓-2.7
6/20 01:50	118.8	↓-2.9
6/20 02:00	115.7	↓-3.1
6/20 02:10	112.4	↓-3.3
6/20 02:20	109.0	↓-3.4
6/20 02:30	105.4	↓-3.6
6/20 02:40	101.8	↓-3.6
6/20 02:50	98.1	↓-3.7
6/20 03:00	94.4	↓-3.7
6/20 03:10	90.7	↓-3.7
6/20 03:20	87.1	↓-3.6
6/20 03:30	83.4	↓-3.7
6/20 03:40	79.9	↓-3.5
6/20 03:50	76.4	↓-3.5
6/20 04:00	73.1	↓-3.3
6/20 04:10	70.0	↓-3.1
6/20 04:20	67.0	↓-3.0
6/20 04:30	64.2	↓-2.8
6/20 04:40	61.6	↓-2.6
6/20 04:50	59.3	↓-2.3
6/20 05:00	57.2	↓-2.1
6/20 05:10	55.4	↓-1.8
6/20 05:20	53.9	↓-1.5
6/20 05:30	52.6	↓-1.3
6/20 05:40	51.7	↓-0.9
6/20 05:50	51.0	↓-0.7
6/20 06:00	50.7	↓-0.3	干潮
6/20 06:10	50.7	0
6/20 06:20	51.0	↑0.3
6/20 06:30	51.6	↑0.6
6/20 06:40	52.5	↑0.9
6/20 06:50	53.6	↑1.1
6/20 07:00	55.1	↑1.5
6/20 07:10	56.8	↑1.7
6/20 07:20	58.8	↑2.0
6/20 07:30	61.1	↑2.3
6/20 07:40	63.5	↑2.4
6/20 07:50	66.2	↑2.7
6/20 08:00	69.0	↑2.8
6/20 08:10	72.0	↑3.0
6/20 08:20	75.1	↑3.1
6/20 08:30	78.4	↑3.3
6/20 08:40	81.7	↑3.3
6/20 08:50	85.1	↑3.4
6/20 09:00	88.6	↑3.5
6/20 09:10	92.0	↑3.4
6/20 09:20	95.4	↑3.4
6/20 09:30	98.8	↑3.4
6/20 09:40	102.1	↑3.3
6/20 09:50	105.4	↑3.3
6/20 10:00	108.5	↑3.1
6/20 10:10	111.4	↑2.9
6/20 10:20	114.3	↑2.9
6/20 10:30	116.9	↑2.6
6/20 10:40	119.3	↑2.4
6/20 10:50	121.5	↑2.2
6/20 11:00	123.4	↑1.9
6/20 11:10	125.1	↑1.7
6/20 11:20	126.5	↑1.4
6/20 11:30	127.6	↑1.1
6/20 11:40	128.5	↑0.9
6/20 11:50	129.0	↑0.5
6/20 12:00	129.2	↑0.2	満潮
6/20 12:10	129.1	↓-0.1
6/20 12:20	128.8	↓-0.3
6/20 12:30	128.1	↓-0.7
6/20 12:40	127.1	↓-1.0
6/20 12:50	125.8	↓-1.3
6/20 13:00	124.2	↓-1.6
6/20 13:10	122.3	↓-1.9
6/20 13:20	120.2	↓-2.1
6/20 13:30	117.8	↓-2.4
6/20 13:40	115.2	↓-2.6
6/20 13:50	112.4	↓-2.8
6/20 14:00	109.4	↓-3.0
6/20 14:10	106.1	↓-3.3
6/20 14:20	102.8	↓-3.3
6/20 14:30	99.3	↓-3.5
6/20 14:40	95.7	↓-3.6
6/20 14:50	92.0	↓-3.7
6/20 15:00	88.2	↓-3.8
6/20 15:10	84.4	↓-3.8
6/20 15:20	80.6	↓-3.8
6/20 15:30	76.8	↓-3.8
6/20 15:40	73.1	↓-3.7
6/20 15:50	69.5	↓-3.6
6/20 16:00	65.9	↓-3.6
6/20 16:10	62.4	↓-3.5
6/20 16:20	59.2	↓-3.2
6/20 16:30	56.0	↓-3.2
6/20 16:40	53.1	↓-2.9
6/20 16:50	50.4	↓-2.7
6/20 17:00	47.9	↓-2.5
6/20 17:10	45.6	↓-2.3
6/20 17:20	43.6	↓-2.0
6/20 17:30	41.9	↓-1.7
6/20 17:40	40.5	↓-1.4
6/20 17:50	39.4	↓-1.1
6/20 18:00	38.5	↓-0.9
6/20 18:10	38.0	↓-0.5
6/20 18:20	37.8	↓-0.2	干潮
6/20 18:30	38.0	↑0.2
6/20 18:40	38.4	↑0.4
6/20 18:50	39.2	↑0.8
6/20 19:00	40.2	↑1.0
6/20 19:10	41.6	↑1.4
6/20 19:20	43.2	↑1.6
6/20 19:30	45.2	↑2.0
6/20 19:40	47.4	↑2.2
6/20 19:50	49.8	↑2.4
6/20 20:00	52.5	↑2.7
6/20 20:10	55.4	↑2.9
6/20 20:20	58.5	↑3.1
6/20 20:30	61.8	↑3.3
6/20 20:40	65.2	↑3.4
6/20 20:50	68.8	↑3.6
6/20 21:00	72.5	↑3.7
6/20 21:10	76.2	↑3.7
6/20 21:20	80.0	↑3.8
6/20 21:30	83.9	↑3.9	最大潮位差
6/20 21:40	87.7	↑3.8
6/20 21:50	91.5	↑3.8
6/20 22:00	95.3	↑3.8
6/20 22:10	99.0	↑3.7
6/20 22:20	102.6	↑3.6
6/20 22:30	106.1	↑3.5
6/20 22:40	109.4	↑3.3
6/20 22:50	112.6	↑3.2
6/20 23:00	115.6	↑3.0
6/20 23:10	118.4	↑2.8
6/20 23:20	121.0	↑2.6
6/20 23:30	123.3	↑2.3
6/20 23:40	125.4	↑2.1
6/20 23:50	127.2	↑1.8