31 (月)	05:58	11:48	17:53	-
	94cm	43cm	104cm	-
中潮 出 07:29 入 17:23 出 03:07 入 13:36

大河内湾（長崎）2029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	27.1	↑0.6
12/31 00:10	27.9	↑0.8
12/31 00:20	29.0	↑1.1
12/31 00:30	30.2	↑1.2
12/31 00:40	31.6	↑1.4
12/31 00:50	33.3	↑1.7
12/31 01:00	35.1	↑1.8
12/31 01:10	37.0	↑1.9
12/31 01:20	39.1	↑2.1
12/31 01:30	41.4	↑2.3
12/31 01:40	43.7	↑2.3
12/31 01:50	46.2	↑2.5
12/31 02:00	48.8	↑2.6
12/31 02:10	51.4	↑2.6
12/31 02:20	54.1	↑2.7
12/31 02:30	56.8	↑2.7
12/31 02:40	59.6	↑2.8
12/31 02:50	62.3	↑2.7
12/31 03:00	65.0	↑2.7
12/31 03:10	67.7	↑2.7
12/31 03:20	70.4	↑2.7
12/31 03:30	72.9	↑2.5
12/31 03:40	75.4	↑2.5
12/31 03:50	77.8	↑2.4
12/31 04:00	80.0	↑2.2
12/31 04:10	82.1	↑2.1
12/31 04:20	84.1	↑2.0
12/31 04:30	85.9	↑1.8
12/31 04:40	87.6	↑1.7
12/31 04:50	89.1	↑1.5
12/31 05:00	90.3	↑1.2
12/31 05:10	91.4	↑1.1
12/31 05:20	92.3	↑0.9
12/31 05:30	93.0	↑0.7
12/31 05:40	93.4	↑0.4
12/31 05:50	93.7	↑0.3	満潮
12/31 06:00	93.7	0
12/31 06:10	93.5	↓-0.2
12/31 06:20	93.2	↓-0.3
12/31 06:30	92.6	↓-0.6
12/31 06:40	91.8	↓-0.8
12/31 06:50	90.8	↓-1.0
12/31 07:00	89.7	↓-1.1
12/31 07:10	88.3	↓-1.4
12/31 07:20	86.8	↓-1.5
12/31 07:30	85.2	↓-1.6
12/31 07:40	83.4	↓-1.8
12/31 07:50	81.5	↓-1.9
12/31 08:00	79.5	↓-2.0
12/31 08:10	77.4	↓-2.1
12/31 08:20	75.3	↓-2.1
12/31 08:30	73.0	↓-2.3
12/31 08:40	70.8	↓-2.2
12/31 08:50	68.5	↓-2.3
12/31 09:00	66.2	↓-2.3
12/31 09:10	63.9	↓-2.3
12/31 09:20	61.7	↓-2.2
12/31 09:30	59.5	↓-2.2
12/31 09:40	57.3	↓-2.2
12/31 09:50	55.3	↓-2.0
12/31 10:00	53.4	↓-1.9
12/31 10:10	51.5	↓-1.9
12/31 10:20	49.8	↓-1.7
12/31 10:30	48.3	↓-1.5
12/31 10:40	46.9	↓-1.4
12/31 10:50	45.7	↓-1.2
12/31 11:00	44.6	↓-1.1
12/31 11:10	43.7	↓-0.9
12/31 11:20	43.1	↓-0.6
12/31 11:30	42.6	↓-0.5
12/31 11:40	42.4	↓-0.2	干潮
12/31 11:50	42.3	↓-0.1
12/31 12:00	42.5	↑0.2
12/31 12:10	42.9	↑0.4
12/31 12:20	43.5	↑0.6
12/31 12:30	44.3	↑0.8
12/31 12:40	45.3	↑1.0
12/31 12:50	46.5	↑1.2
12/31 13:00	47.9	↑1.4
12/31 13:10	49.4	↑1.5
12/31 13:20	51.2	↑1.8
12/31 13:30	53.1	↑1.9
12/31 13:40	55.1	↑2.0
12/31 13:50	57.3	↑2.2
12/31 14:00	59.6	↑2.3
12/31 14:10	62.0	↑2.4
12/31 14:20	64.5	↑2.5
12/31 14:30	67.0	↑2.5
12/31 14:40	69.6	↑2.6
12/31 14:50	72.3	↑2.7
12/31 15:00	74.9	↑2.6
12/31 15:10	77.5	↑2.6
12/31 15:20	80.1	↑2.6
12/31 15:30	82.7	↑2.6
12/31 15:40	85.2	↑2.5
12/31 15:50	87.6	↑2.4
12/31 16:00	89.8	↑2.2
12/31 16:10	92.0	↑2.2
12/31 16:20	94.0	↑2.0
12/31 16:30	95.9	↑1.9
12/31 16:40	97.6	↑1.7
12/31 16:50	99.1	↑1.5
12/31 17:00	100.4	↑1.3
12/31 17:10	101.5	↑1.1
12/31 17:20	102.4	↑0.9
12/31 17:30	103.0	↑0.6
12/31 17:40	103.4	↑0.4
12/31 17:50	103.6	↑0.2	満潮
12/31 18:00	103.5	↓-0.1
12/31 18:10	103.2	↓-0.3
12/31 18:20	102.6	↓-0.6
12/31 18:30	101.8	↓-0.8
12/31 18:40	100.7	↓-1.1
12/31 18:50	99.4	↓-1.3
12/31 19:00	97.8	↓-1.6
12/31 19:10	96.0	↓-1.8
12/31 19:20	94.0	↓-2.0
12/31 19:30	91.8	↓-2.2
12/31 19:40	89.4	↓-2.4
12/31 19:50	86.8	↓-2.6
12/31 20:00	84.1	↓-2.7
12/31 20:10	81.2	↓-2.9
12/31 20:20	78.1	↓-3.1
12/31 20:30	75.0	↓-3.1
12/31 20:40	71.7	↓-3.3
12/31 20:50	68.4	↓-3.3
12/31 21:00	65.0	↓-3.4
12/31 21:10	61.6	↓-3.4
12/31 21:20	58.1	↓-3.5	最大潮位差
12/31 21:30	54.7	↓-3.4
12/31 21:40	51.3	↓-3.4
12/31 21:50	48.0	↓-3.3
12/31 22:00	44.8	↓-3.2
12/31 22:10	41.6	↓-3.2
12/31 22:20	38.6	↓-3.0
12/31 22:30	35.7	↓-2.9
12/31 22:40	32.9	↓-2.8
12/31 22:50	30.3	↓-2.6
12/31 23:00	28.0	↓-2.3
12/31 23:10	25.8	↓-2.2
12/31 23:20	23.8	↓-2.0
12/31 23:30	22.1	↓-1.7
12/31 23:40	20.6	↓-1.5
12/31 23:50	19.4	↓-1.2