20 (木)	02:56	08:37	14:14	20:50
	64cm	31cm	64cm	6cm
大潮 出 06:26 入 17:17 出 05:04 入 15:47

大間（青森）2031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	42.5	↑2.1
2/20 00:10	44.6	↑2.1
2/20 00:20	46.6	↑2.0
2/20 00:30	48.5	↑1.9
2/20 00:40	50.4	↑1.9
2/20 00:50	52.2	↑1.8
2/20 01:00	53.8	↑1.6
2/20 01:10	55.4	↑1.6
2/20 01:20	56.9	↑1.5
2/20 01:30	58.2	↑1.3
2/20 01:40	59.4	↑1.2
2/20 01:50	60.4	↑1.0
2/20 02:00	61.3	↑0.9
2/20 02:10	62.1	↑0.8
2/20 02:20	62.7	↑0.6
2/20 02:30	63.2	↑0.5
2/20 02:40	63.5	↑0.3
2/20 02:50	63.6	↑0.1	満潮
2/20 03:00	63.6	0
2/20 03:10	63.5	↓-0.1
2/20 03:20	63.2	↓-0.3
2/20 03:30	62.8	↓-0.4
2/20 03:40	62.2	↓-0.6
2/20 03:50	61.5	↓-0.7
2/20 04:00	60.6	↓-0.9
2/20 04:10	59.7	↓-0.9
2/20 04:20	58.6	↓-1.1
2/20 04:30	57.4	↓-1.2
2/20 04:40	56.2	↓-1.2
2/20 04:50	54.9	↓-1.3
2/20 05:00	53.5	↓-1.4
2/20 05:10	52.1	↓-1.4
2/20 05:20	50.6	↓-1.5
2/20 05:30	49.1	↓-1.5
2/20 05:40	47.5	↓-1.6
2/20 05:50	46.0	↓-1.5
2/20 06:00	44.5	↓-1.5
2/20 06:10	43.0	↓-1.5
2/20 06:20	41.5	↓-1.5
2/20 06:30	40.1	↓-1.4
2/20 06:40	38.8	↓-1.3
2/20 06:50	37.5	↓-1.3
2/20 07:00	36.3	↓-1.2
2/20 07:10	35.1	↓-1.2
2/20 07:20	34.1	↓-1.0
2/20 07:30	33.2	↓-0.9
2/20 07:40	32.4	↓-0.8
2/20 07:50	31.7	↓-0.7
2/20 08:00	31.2	↓-0.5
2/20 08:10	30.7	↓-0.5
2/20 08:20	30.5	↓-0.2
2/20 08:30	30.3	↓-0.2	干潮
2/20 08:40	30.3	0
2/20 08:50	30.4	↑0.1
2/20 09:00	30.7	↑0.3
2/20 09:10	31.1	↑0.4
2/20 09:20	31.6	↑0.5
2/20 09:30	32.3	↑0.7
2/20 09:40	33.1	↑0.8
2/20 09:50	34.0	↑0.9
2/20 10:00	35.0	↑1.0
2/20 10:10	36.1	↑1.1
2/20 10:20	37.3	↑1.2
2/20 10:30	38.6	↑1.3
2/20 10:40	40.0	↑1.4
2/20 10:50	41.4	↑1.4
2/20 11:00	42.9	↑1.5
2/20 11:10	44.4	↑1.5
2/20 11:20	45.9	↑1.5
2/20 11:30	47.5	↑1.6
2/20 11:40	49.1	↑1.6
2/20 11:50	50.6	↑1.5
2/20 12:00	52.1	↑1.5
2/20 12:10	53.6	↑1.5
2/20 12:20	55.0	↑1.4
2/20 12:30	56.3	↑1.3
2/20 12:40	57.6	↑1.3
2/20 12:50	58.8	↑1.2
2/20 13:00	59.9	↑1.1
2/20 13:10	60.9	↑1.0
2/20 13:20	61.7	↑0.8
2/20 13:30	62.4	↑0.7
2/20 13:40	63.0	↑0.6
2/20 13:50	63.4	↑0.4
2/20 14:00	63.7	↑0.3
2/20 14:10	63.9	↑0.2	満潮
2/20 14:20	63.8	↓-0.1
2/20 14:30	63.6	↓-0.2
2/20 14:40	63.3	↓-0.3
2/20 14:50	62.8	↓-0.5
2/20 15:00	62.1	↓-0.7
2/20 15:10	61.2	↓-0.9
2/20 15:20	60.2	↓-1.0
2/20 15:30	59.0	↓-1.2
2/20 15:40	57.7	↓-1.3
2/20 15:50	56.3	↓-1.4
2/20 16:00	54.7	↓-1.6
2/20 16:10	53.0	↓-1.7
2/20 16:20	51.1	↓-1.9
2/20 16:30	49.2	↓-1.9
2/20 16:40	47.2	↓-2.0
2/20 16:50	45.1	↓-2.1
2/20 17:00	42.9	↓-2.2
2/20 17:10	40.6	↓-2.3
2/20 17:20	38.4	↓-2.2
2/20 17:30	36.1	↓-2.3
2/20 17:40	33.7	↓-2.4	最大潮位差
2/20 17:50	31.4	↓-2.3
2/20 18:00	29.1	↓-2.3
2/20 18:10	26.9	↓-2.2
2/20 18:20	24.7	↓-2.2
2/20 18:30	22.5	↓-2.2
2/20 18:40	20.5	↓-2.0
2/20 18:50	18.5	↓-2.0
2/20 19:00	16.6	↓-1.9
2/20 19:10	14.8	↓-1.8
2/20 19:20	13.2	↓-1.6
2/20 19:30	11.7	↓-1.5
2/20 19:40	10.4	↓-1.3
2/20 19:50	9.2	↓-1.2
2/20 20:00	8.2	↓-1.0
2/20 20:10	7.4	↓-0.8
2/20 20:20	6.8	↓-0.6
2/20 20:30	6.3	↓-0.5
2/20 20:40	6.0	↓-0.3	干潮
2/20 20:50	6.0	0	干潮
2/20 21:00	6.1	↑0.1
2/20 21:10	6.4	↑0.3
2/20 21:20	6.9	↑0.5
2/20 21:30	7.6	↑0.7
2/20 21:40	8.5	↑0.9
2/20 21:50	9.6	↑1.1
2/20 22:00	10.8	↑1.2
2/20 22:10	12.2	↑1.4
2/20 22:20	13.8	↑1.6
2/20 22:30	15.5	↑1.7
2/20 22:40	17.4	↑1.9
2/20 22:50	19.3	↑1.9
2/20 23:00	21.4	↑2.1
2/20 23:10	23.6	↑2.2
2/20 23:20	25.9	↑2.3
2/20 23:30	28.2	↑2.3
2/20 23:40	30.6	↑2.4	最大潮位差
2/20 23:50	33.0	↑2.4	最大潮位差