31 (火)	00:39	06:49	13:11	19:31
	105cm	22cm	110cm	29cm
小潮 出 07:29 入 17:23 出 11:37 入 -

大河内湾（長崎）2030年12月31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
12/31 00:00	102.6	↑1.3
12/31 00:10	103.6	↑1.0
12/31 00:20	104.3	↑0.7
12/31 00:30	104.7	↑0.4	満潮
12/31 00:40	104.8	↑0.1
12/31 00:50	104.5	↓-0.3
12/31 01:00	104.0	↓-0.5
12/31 01:10	103.2	↓-0.8
12/31 01:20	102.1	↓-1.1
12/31 01:30	100.8	↓-1.3
12/31 01:40	99.1	↓-1.7
12/31 01:50	97.2	↓-1.9
12/31 02:00	95.0	↓-2.2
12/31 02:10	92.7	↓-2.3
12/31 02:20	90.1	↓-2.6
12/31 02:30	87.3	↓-2.8
12/31 02:40	84.3	↓-3.0
12/31 02:50	81.2	↓-3.1
12/31 03:00	77.9	↓-3.3
12/31 03:10	74.6	↓-3.3
12/31 03:20	71.1	↓-3.5
12/31 03:30	67.7	↓-3.4
12/31 03:40	64.1	↓-3.6
12/31 03:50	60.6	↓-3.5
12/31 04:00	57.1	↓-3.5
12/31 04:10	53.6	↓-3.5
12/31 04:20	50.2	↓-3.4
12/31 04:30	46.9	↓-3.3
12/31 04:40	43.7	↓-3.2
12/31 04:50	40.7	↓-3.0
12/31 05:00	37.8	↓-2.9
12/31 05:10	35.1	↓-2.7
12/31 05:20	32.6	↓-2.5
12/31 05:30	30.3	↓-2.3
12/31 05:40	28.2	↓-2.1
12/31 05:50	26.4	↓-1.8
12/31 06:00	24.9	↓-1.5
12/31 06:10	23.6	↓-1.3
12/31 06:20	22.7	↓-0.9
12/31 06:30	22.0	↓-0.7
12/31 06:40	21.6	↓-0.4	干潮
12/31 06:50	21.5	↓-0.1
12/31 07:00	21.7	↑0.2
12/31 07:10	22.2	↑0.5
12/31 07:20	23.0	↑0.8
12/31 07:30	24.1	↑1.1
12/31 07:40	25.5	↑1.4
12/31 07:50	27.2	↑1.7
12/31 08:00	29.1	↑1.9
12/31 08:10	31.3	↑2.2
12/31 08:20	33.7	↑2.4
12/31 08:30	36.3	↑2.6
12/31 08:40	39.1	↑2.8
12/31 08:50	42.1	↑3.0
12/31 09:00	45.2	↑3.1
12/31 09:10	48.5	↑3.3
12/31 09:20	51.9	↑3.4
12/31 09:30	55.5	↑3.6
12/31 09:40	59.0	↑3.5
12/31 09:50	62.6	↑3.6
12/31 10:00	66.3	↑3.7	最大潮位差
12/31 10:10	69.9	↑3.6
12/31 10:20	73.5	↑3.6
12/31 10:30	77.0	↑3.5
12/31 10:40	80.5	↑3.5
12/31 10:50	83.9	↑3.4
12/31 11:00	87.1	↑3.2
12/31 11:10	90.2	↑3.1
12/31 11:20	93.1	↑2.9
12/31 11:30	95.8	↑2.7
12/31 11:40	98.4	↑2.6
12/31 11:50	100.7	↑2.3
12/31 12:00	102.8	↑2.1
12/31 12:10	104.6	↑1.8
12/31 12:20	106.2	↑1.6
12/31 12:30	107.5	↑1.3
12/31 12:40	108.5	↑1.0
12/31 12:50	109.2	↑0.7
12/31 13:00	109.7	↑0.5
12/31 13:10	109.8	↑0.1	満潮
12/31 13:20	109.7	↓-0.1
12/31 13:30	109.3	↓-0.4
12/31 13:40	108.5	↓-0.8
12/31 13:50	107.6	↓-0.9
12/31 14:00	106.3	↓-1.3
12/31 14:10	104.8	↓-1.5
12/31 14:20	103.0	↓-1.8
12/31 14:30	101.0	↓-2.0
12/31 14:40	98.8	↓-2.2
12/31 14:50	96.4	↓-2.4
12/31 15:00	93.7	↓-2.7
12/31 15:10	91.0	↓-2.7
12/31 15:20	88.0	↓-3.0
12/31 15:30	85.0	↓-3.0
12/31 15:40	81.8	↓-3.2
12/31 15:50	78.5	↓-3.3
12/31 16:00	75.2	↓-3.3
12/31 16:10	71.9	↓-3.3
12/31 16:20	68.5	↓-3.4
12/31 16:30	65.1	↓-3.4
12/31 16:40	61.8	↓-3.3
12/31 16:50	58.5	↓-3.3
12/31 17:00	55.3	↓-3.2
12/31 17:10	52.2	↓-3.1
12/31 17:20	49.3	↓-2.9
12/31 17:30	46.4	↓-2.9
12/31 17:40	43.7	↓-2.7
12/31 17:50	41.2	↓-2.5
12/31 18:00	38.9	↓-2.3
12/31 18:10	36.8	↓-2.1
12/31 18:20	34.9	↓-1.9
12/31 18:30	33.2	↓-1.7
12/31 18:40	31.8	↓-1.4
12/31 18:50	30.6	↓-1.2
12/31 19:00	29.7	↓-0.9
12/31 19:10	29.0	↓-0.7
12/31 19:20	28.6	↓-0.4
12/31 19:30	28.5	↓-0.1	干潮
12/31 19:40	28.6	↑0.1
12/31 19:50	29.0	↑0.4
12/31 20:00	29.6	↑0.6
12/31 20:10	30.5	↑0.9
12/31 20:20	31.6	↑1.1
12/31 20:30	33.0	↑1.4
12/31 20:40	34.6	↑1.6
12/31 20:50	36.3	↑1.7
12/31 21:00	38.3	↑2.0
12/31 21:10	40.5	↑2.2
12/31 21:20	42.8	↑2.3
12/31 21:30	45.2	↑2.4
12/31 21:40	47.8	↑2.6
12/31 21:50	50.5	↑2.7
12/31 22:00	53.3	↑2.8
12/31 22:10	56.1	↑2.8
12/31 22:20	59.0	↑2.9
12/31 22:30	61.8	↑2.8
12/31 22:40	64.7	↑2.9
12/31 22:50	67.6	↑2.9
12/31 23:00	70.4	↑2.8
12/31 23:10	73.2	↑2.8
12/31 23:20	75.9	↑2.7
12/31 23:30	78.4	↑2.5
12/31 23:40	80.9	↑2.5
12/31 23:50	83.2	↑2.3